Comparative trials of calcium cyanamide and other nitrogenous fertilizers on arable crops

Crowther, E. M. 1935. Comparative trials of calcium cyanamide and other nitrogenous fertilizers on arable crops. Empire Journal of Experimental Agriculture. 3 (10), pp. 129-143.

Related outputs

Classified list of publications

A - Papers appearing in refereed journals

Crowther, E. M. 1955. Classified list of publications . Rothamsted Experimental Station Report. 1954, pp. 195-201.

Rothamsted Chemistry Department 1953

A - Papers appearing in refereed journals

Crowther, E. M. 1954. Rothamsted Chemistry Department 1953. Rothamsted Experimental Station Report. 1953, pp. 40-53, 189-194.

Manuring Hevea V Some long-term effects in the Dunlop (Malaya) experiments

A - Papers appearing in refereed journals

Haines, W. B., Crowther, E. M. and Thornton, G. J. 1954. Manuring Hevea V Some long-term effects in the Dunlop (Malaya) experiments. Empire Journal of Experimental Agriculture. 22 (87), pp. 203-210.

Nutrition problems in forest nurseries summary report for 1952 - part II Research undertaken for the Forestry commissio by workers attached to universities and other institutions

G - Articles in popular magazines and other technical publications

Crowther, E. M., Warren, R. G. and Benzian, B. 1954. Nutrition problems in forest nurseries summary report for 1952 - part II Research undertaken for the Forestry commissio by workers attached to universities and other institutions. Report on Forest Research. 1953, pp. 84 -100.

The production and use of fertilizers-some current trends and problems-jubilee memorial lecture

A - Papers appearing in refereed journals

Crowther, E. M. 1954. The production and use of fertilizers-some current trends and problems-jubilee memorial lecture. Chemistry & Industry. 46, pp. 1400-1415.

Rothamsted Chemistry Department 1952

A - Papers appearing in refereed journals

Crowther, E. M. 1953. Rothamsted Chemistry Department 1952. Rothamsted Experimental Station Report. 1952, pp. 39-50, 183-184.

The sceptical soil chemist

A - Papers appearing in refereed journals

Crowther, E. M. 1953. The sceptical soil chemist. Journal of Soil Science. 4 (2), pp. 107-122. https://doi.org/10.1111/j.1365-2389.1953.tb00649.x

Sub-committee on nutrition problems in forest nurseries Summary Report on 1951 experiments

A - Papers appearing in refereed journals

Crowther, E. M. and Benzian, B. 1952. Sub-committee on nutrition problems in forest nurseries Summary Report on 1951 experiments. Report on Forest Research. p. pp10.

Rothamsted Chemistry Department 1951

A - Papers appearing in refereed journals

Crowther, E. M. 1952. Rothamsted Chemistry Department 1951. Rothamsted Experimental Station Report. 1951, pp. 1-16.

American fertiliser practice and problems

A - Papers appearing in refereed journals

Crowther, E. M. 1952. American fertiliser practice and problems . Proceedings - Fertiliser Society, London. 17, pp. 3-42.

The relative values of alternative liming materials

A - Papers appearing in refereed journals

Crowther, E. M. and Walker, T. W. 1952. The relative values of alternative liming materials. Agriculture: the journal of the Ministry of Agriculture. 59, pp. 251-260.

Committee on nutrition problems in forest nurseries: summary report on 1951 experiments

G - Articles in popular magazines and other technical publications

Crowther, E. M. 1952. Committee on nutrition problems in forest nurseries: summary report on 1951 experiments. Report on Forest Research.

Experiments on the manuring of peas

A - Papers appearing in refereed journals

Crowther, E. M., Reynolds, J. D. and Shorrock, R. W. 1952. Experiments on the manuring of peas. Agriculture: Journal of the Ministry of Agriculture. 58 (12), pp. 584-588.

Sub-committee on nutrition problems in forest nurseries Summary Report on 1950 experiments

G - Articles in popular magazines and other technical publications

Crowther, E. M. and Benzian, B. 1952. Sub-committee on nutrition problems in forest nurseries Summary Report on 1950 experiments. Report on Forest Research. 1950/51, pp. 113-122.

Experimental agriculture

A - Papers appearing in refereed journals

Crowther, E. M. 1951. Experimental agriculture. Advancement of Science. 30 (Sept), pp. 1-13.

Experimental agriculture

A - Papers appearing in refereed journals

Crowther, E. M. 1951. Experimental agriculture. Nature. 168 (11 August), pp. 232-233. https://doi.org/10.1038/168232b0

Review of work on nutritional problems in forest nurseries

A - Papers appearing in refereed journals

Crowther, E. M. 1950. Review of work on nutritional problems in forest nurseries. Rothamsted Experimental Station Report. 1949, p. pp8.

Nitrogen fertilisers for sugar beet

A - Papers appearing in refereed journals

Crowther, E. M. and Garner, H. V. 1950. Nitrogen fertilisers for sugar beet. British Sugar Beet Review. 18 (3), pp. 101-105.

The analysis of phosphate fertilizers

A - Papers appearing in refereed journals

Crowther, E. M. 1950. The analysis of phosphate fertilizers. Chemistry & Industry. 48, pp. 763-766.

Committee on nutrition problems in forest nurseries: summary report on 1949 experiments

G - Articles in popular magazines and other technical publications

Crowther, E. M. 1950. Committee on nutrition problems in forest nurseries: summary report on 1949 experiments. Report on Forest Research. p. pp9.

Rothamsted field experiments

A - Papers appearing in refereed journals

Plot Committee, Crowther, E. M., Garner, H. V., Moffatt, J. R., Yates, F., Mann, H. H. and Watson, D. J. 1949. Rothamsted field experiments. Rothamsted Experimental Station Report. 1948, p. pp30.

The effects of plants and animals on soil fertility A review of Rothamsted work

A - Papers appearing in refereed journals

Crowther, E. M. 1949. The effects of plants and animals on soil fertility A review of Rothamsted work. British Commonwealth Scientific Official Conference Melbourne. pp. 1-8.

The residual manurial value of feeding stuffs consumed on grass

A - Papers appearing in refereed journals

Boyd, D. A., Crowther, E. M., Moffatt, J. R. and Yates, F. 1949. The residual manurial value of feeding stuffs consumed on grass. Journal of the Royal Agricultural Society of England. 110, pp. 104-114.

Soils and fertilizers

A - Papers appearing in refereed journals

Crowther, E. M. 1949. Soils and fertilizers. Journal of the Royal Agricultural Society of England.

Condition in fertilisers - Paper read before a meeting of the Fertiliser Society in London on 20th January 1949

A - Papers appearing in refereed journals

Crowther, E. M., Davies, G. R., Ditcham, J. R., Ettle, G. W., Greaves, W. S. and Sherwin, K. A. 1949. Condition in fertilisers - Paper read before a meeting of the Fertiliser Society in London on 20th January 1949. Proceedings - Fertiliser Society, London. pp. 1-8.

Committee on nutrition problems in forest nurseries: summary report on 1948 experiments

G - Articles in popular magazines and other technical publications

Crowther, E. M. 1949. Committee on nutrition problems in forest nurseries: summary report on 1948 experiments. Report on Forest Research. p. pp5.

Soil-fertility problems in tropical agriculture III Fertility problems

A - Papers appearing in refereed journals

Crowther, E. M. 1949. Soil-fertility problems in tropical agriculture III Fertility problems. Technical Communication Commonwealth Bureau of Soil Science. 46, pp. 134-42.

Field experiments as the basis for planning fertilizer practice

A - Papers appearing in refereed journals

Crowther, E. M. 1948. Field experiments as the basis for planning fertilizer practice. Proceedings United Nations Scientific Conference Conservation and Utilization Resources. 6, pp. 221-224.

Fertilizer practice 1939-48

A - Papers appearing in refereed journals

Crowther, E. M. 1948. Fertilizer practice 1939-48. Journal of the Institute of corn and agricultural merchants. Autumn, pp. 3-8.

The manuring of potatoes

A - Papers appearing in refereed journals

Crowther, E. M. 1948. The manuring of potatoes. Journal of the Royal Agricultural Society of England. 109, pp. 114-117.

Soils and fertilizers

A - Papers appearing in refereed journals

Crowther, E. M. 1948. Soils and fertilizers. Journal of the Royal Agricultural Society of England.

Fertilizers during the war and after

A - Papers appearing in refereed journals

Crowther, E. M. 1948. Fertilizers during the war and after. Journal of the Bath and West and Southern Counties Society. 13 (pamphlet), pp. 1-59.

Fertilizer experiments in colonial agriculture

A - Papers appearing in refereed journals

Crowther, E. M. 1947. Fertilizer experiments in colonial agriculture. Memoranda on colonial fertilizer experiments. 214, pp. 10-17.

The study of soil organic matter and organic manures by means of field experiments

A - Papers appearing in refereed journals

Crowther, E. M. 1947. The study of soil organic matter and organic manures by means of field experiments. CR Conference de Pedologie Mediterraneenne Montpellier and Algiers. pp. 123-139.

Soils and fertilizers

A - Papers appearing in refereed journals

Crowther, E. M. 1947. Soils and fertilizers. Journal of the Royal Agricultural Society of England.

The use of salt for sugar beet

A - Papers appearing in refereed journals

Crowther, E. M. 1947. The use of salt for sugar beet. British Sugar Beet Review. 16, pp. 19-22.

Salt into sugar - a wight-for weight return in additional sugar is conclusive proof of the value of salt for the beet crop

A - Papers appearing in refereed journals

Crowther, E. M. 1946. Salt into sugar - a wight-for weight return in additional sugar is conclusive proof of the value of salt for the beet crop. Farmers Weekly. April 12th, pp. 1-2.

Rothamsted Chemistry Department for the years 1939-1945

A - Papers appearing in refereed journals

Crowther, E. M. 1946. Rothamsted Chemistry Department for the years 1939-1945. Rothamsted Experimental Station Report. 1939-1945, pp. 1-18.

Modern trends in fertiliser practice

A - Papers appearing in refereed journals

Crowther, E. M. 1946. Modern trends in fertiliser practice. Address to North Lincs Conference NFU. pp. 1-6.

The residual manurial values of fertilizers and feeding stuffs

A - Papers appearing in refereed journals

Crowther, E. M. 1946. The residual manurial values of fertilizers and feeding stuffs. Journal of the Royal Agricultural Society of England. 107, pp. 107-121.

Soils and fertilizers

A - Papers appearing in refereed journals

Crowther, E. M. 1946. Soils and fertilizers. Journal of the Royal Agricultural Society of England.

Silico phosphate

A - Papers appearing in refereed journals

Crowther, E. M. and Lea, F. M. 1946. Silico phosphate. Journal of the Ministry of Agriculture. 53 (3), pp. 102-105.

Muck, magic and composts - is foot-and-mouth disease traceable to the use of artificial manures?

A - Papers appearing in refereed journals

Crowther, E. M. 1945. Muck, magic and composts - is foot-and-mouth disease traceable to the use of artificial manures? The farmer & stock-breeder. Dec 4th, p. 1.

Soils and fertilizers

A - Papers appearing in refereed journals

Crowther, E. M. 1945. Soils and fertilizers. Journal of the Royal Agricultural Society of England.

Fertilizers during the war and after

A - Papers appearing in refereed journals

Crowther, E. M. 1945. Fertilizers during the war and after. Journal of the Bath and West and Southern Counties Society. 13 (May Pamphlet), pp. 1-50.

Agrochemistry

A - Papers appearing in refereed journals

Crowther, E. M. 1945. Agrochemistry. Nature. 156 (Aug 25), pp. 227-229. https://doi.org/10.1038/156227a0

Combine-drilling of phosphate fertilizers for cereals

A - Papers appearing in refereed journals

Crowther, E. M. 1945. Combine-drilling of phosphate fertilizers for cereals. Journal of the Ministry of Agriculture. 52 (4), pp. 170-173.

The manurial value of sewage sludges II Memorandum on the agricultural use of sewage sludge and straw sludge composts

A - Papers appearing in refereed journals

Crowther, E. M. and Bunting, A. H. 1944. The manurial value of sewage sludges II Memorandum on the agricultural use of sewage sludge and straw sludge composts. Institute of Sewage Purification Annual General Meeting. pp. 1-8.

Crop production and soil fertility problems

A - Papers appearing in refereed journals

Sampson, H. C. and Crowther, E. M. 1943. Crop production and soil fertility problems. The West Africa Commission, 1938-1939 Technical Reports. pp. 1-58.

The West Africa Commission, 1938-1939 Technical Reports

E - Books edited/written by staff member, alone/with others

Leverhulme Trust, Sampson, H. C., Crowther, E. M. and Doherty, A. G. 1943. The West Africa Commission, 1938-1939 Technical Reports. Leverhulme Trust.

Composts, their preparation and value

A - Papers appearing in refereed journals

Crowther, E. M. 1943. Composts, their preparation and value. Annals of Applied Biology. 30 (4), pp. 392-395.

The maintenance of soil fertility

A - Papers appearing in refereed journals

Crowther, E. M. 1943. The maintenance of soil fertility. Journal of the Royal Society of Arts. 91 (4643), pp. 430-442.

Fertilizer policy on the farm

A - Papers appearing in refereed journals

Crowther, E. M. 1942. Fertilizer policy on the farm. Journal of the Ministry of Agriculture. 49 (2), pp. 1-12.

Manuring under a fertilizer rationing scheme

A - Papers appearing in refereed journals

Crowther, E. M. 1942. Manuring under a fertilizer rationing scheme. Journal of the Royal Agricultural Society of England. 103, pp. 1-11.

The manurial value of sewage sludges

A - Papers appearing in refereed journals

Crowther, E. M. and Bunting, A. H. 1942. The manurial value of sewage sludges.

Straw on the land

A - Papers appearing in refereed journals

Crowther, E. M. 1942. Straw on the land. Journal of the Ministry of Agriculture. 49 (3), pp. 146-150.

Fertilizer policy in war-time. The fertilizer requirements of arable crops

A - Papers appearing in refereed journals

Crowther, E. M. and Yates, F. 1941. Fertilizer policy in war-time. The fertilizer requirements of arable crops. Empire Journal of Experimental Agriculture. 9 (34), pp. 77-97.

Manuring Hevea III Results on young buddings in British Malaya

A - Papers appearing in refereed journals

Haines, W. B. and Crowther, E. M. 1940. Manuring Hevea III Results on young buddings in British Malaya. Empire Journal of Experimental Agriculture. 8 (31), pp. 169-184.

Report on the analysis of the barleys valued for the Rothamsted Barley conferences of 1935, 1936, and 1937

A - Papers appearing in refereed journals

Crowther, E. M. and Weil, J. W. 1939. Report on the analysis of the barleys valued for the Rothamsted Barley conferences of 1935, 1936, and 1937. Journal Of The Institute Of Brewing. XLV (12), pp. 579-584.

Soils and fertilisers

E - Books edited/written by staff member, alone/with others

Crowther, E. M. 1937. Soils and fertilisers. W. Heffer and Sons Limited.

Soils and fertilisers

E - Books edited/written by staff member, alone/with others

Crowther, E. M. 1936. Soils and fertilisers. W. Heffer and Sons Limited.

The soils of Britain and their classification

A - Papers appearing in refereed journals

Crowther, E. M., Ogg, W. G., Wooldridge, S. W. and Stamp, L. D. 1936. The soils of Britain and their classification. Geography: Journal of the Geographical Association. 21 (2), p. 106.

Rainfall and cotton yields in the Sudan Gezira

A - Papers appearing in refereed journals

Crowther, E. M. 1936. Rainfall and cotton yields in the Sudan Gezira. Empire cotton growing review. 13 (2), pp. 1-10.

The technique of modern field experiments

A - Papers appearing in refereed journals

Crowther, E. M. 1936. The technique of modern field experiments. Journal of the Royal Agricultural Society of England. 97, pp. 54-81.

Problems of Potato Growing Rothamsted Conference RC No 16

E - Books edited/written by staff member, alone/with others

Russell, E. J., Pethybridge, G. H., Leiper, R. T., Triffit, M. H., Woodman, H. E., Crowther, E. M., Garner, H. V., Salaman, R. N. and Mawby, T. O. 1935. Problems of Potato Growing Rothamsted Conference RC No 16 . Rothamsted Research.

Some inductive methods in pedology

A - Papers appearing in refereed journals

Crowther, E. M. 1935. Some inductive methods in pedology. Transactions of the 3rd international congress of soil science. 1, pp. 339-343.

Report of the soil reaction committee on the investigation of the glass electrode method

A - Papers appearing in refereed journals

Crowther, E. M. and Heintze, S. G. 1935. Report of the soil reaction committee on the investigation of the glass electrode method. Transactions 3rd International Congress of Soil Science. 3 (1), pp. 127-132.

Soils and fertilisers

E - Books edited/written by staff member, alone/with others

Crowther, E. M. 1935. Soils and fertilisers. W. Heffer and Sons Limited.

First report of the organic carbon committee - Appendix 1

A - Papers appearing in refereed journals

Crowther, E. M. 1935. First report of the organic carbon committee - Appendix 1. Transactions of the 3rd International Congress of Soil Science. 1, pp. 114-127.

Rainfall and cotton yields in the Sudan Gezira

A - Papers appearing in refereed journals

Crowther, E. M. and Crowther, F. 1935. Rainfall and cotton yields in the Sudan Gezira. Proceedings of the Royal Society of London Series B Biological Sciences. 118 (809), pp. 343-370. https://doi.org/10.1098/rspb.1935.0061

Studies on calcium cyanamide V The utilisation of calcium cyanamide in pot culture experiments

A - Papers appearing in refereed journals

Richardson, H. L. and Crowther, E. M. 1935. Studies on calcium cyanamide V The utilisation of calcium cyanamide in pot culture experiments. The Journal of Agricultural Science. 25 (1), pp. 132-150. https://doi.org/10.1017/S0021859600007681

The fertilizer value of basic slags and other phosphates

A - Papers appearing in refereed journals

Crowther, E. M. and Warren, R. G. 1934. The fertilizer value of basic slags and other phosphates. Agricultural progress. 11, pp. 99-105.

The chemistry of soils and fertilizers

A - Papers appearing in refereed journals

Crowther, E. M. 1934. The chemistry of soils and fertilizers. Rothamsted Experimental Station Report.

Soils and fertilisers

E - Books edited/written by staff member, alone/with others

Crowther, E. M. 1934. Soils and fertilisers. W. Heffer and Sons Limited.

Basic slags and mineral phosphates

A - Papers appearing in refereed journals

Crowther, E. M. 1934. Basic slags and mineral phosphates. Journal of the Royal Agricultural Society of England. 95, pp. 34-53.

The fertilising value and nitrifiability of humic materials prepared from coal (with three text-figures)

A - Papers appearing in refereed journals

Crowther, E. M. and Brenchley, W. E. 1934. The fertilising value and nitrifiability of humic materials prepared from coal (with three text-figures). The Journal of Agricultural Science. 24 (1), pp. 156-176. https://doi.org/10.1017/S0021859600012508

Green manuring and sheep folding on light land - an account of the green manuring experiments at the Woburn experimental station 1893-1933

A - Papers appearing in refereed journals

Crowther, E. M. and Mann, H. H. 1933. Green manuring and sheep folding on light land - an account of the green manuring experiments at the Woburn experimental station 1893-1933. Journal of the Royal Agricultural Society of England. 94, pp. 1-24.

Soils and fertilisers

E - Books edited/written by staff member, alone/with others

Crowther, E. M. 1933. Soils and fertilisers. W. Heffer and Sons Limited.

The loss of lime from light soils - an examination of the Woburn barley and wheat soils

A - Papers appearing in refereed journals

Crowther, E. M. 1932. The loss of lime from light soils - an examination of the Woburn barley and wheat soils. Journal of the Royal Agricultural Society of England. 93, pp. 1-16.

Soils and fertilisers

E - Books edited/written by staff member, alone/with others

Crowther, E. M. 1932. Soils and fertilisers. W. Heffer and Sons Limited.

Studies on calcium cyanamide I The decomposition of calcium cyanamide in the soil and its effects on germination, nitrification and soil reaction (with eight text-figures)

A - Papers appearing in refereed journals

Crowther, E. M. and Richardson, H. L. 1932. Studies on calcium cyanamide I The decomposition of calcium cyanamide in the soil and its effects on germination, nitrification and soil reaction (with eight text-figures). The Journal of Agricultural Science. 22 (2), pp. 300-334. https://doi.org/10.1017/S0021859600053648

Soils and fertilisers

E - Books edited/written by staff member, alone/with others

Crowther, E. M. 1931. Soils and fertilisers. W. Heffer and Sons Limited.

Studies on soil reaction VIII The influence of fertilisers and lime on the replaceable bases of a light acid soil after fifty years of continuous cropping with barley and wheat (An examination of the Stackyard Field Plots, Woburn Experimental Station) (With two text-figures)

A - Papers appearing in refereed journals

Crowther, E. M. and Basu, J. K. 1931. Studies on soil reaction VIII The influence of fertilisers and lime on the replaceable bases of a light acid soil after fifty years of continuous cropping with barley and wheat (An examination of the Stackyard Field Plots, Woburn Experimental Station) (With two text-figures). The Journal of Agricultural Science. 21 (4), pp. 689-715. https://doi.org/10.1017/S0021859600009862

Winter leaching and the manurial value of green manures and crop residues for winter wheat

A - Papers appearing in refereed journals

Crowther, E. M. and Mirchandani, T. J. 1931. Winter leaching and the manurial value of green manures and crop residues for winter wheat. The Journal of Agricultural Science. 21 (3), pp. 493-525. https://doi.org/10.1017/S0021859600088493

Note on the phosphoric acid of barley grain

A - Papers appearing in refereed journals

Crowther, E. M. 1930. Note on the phosphoric acid of barley grain. Journal Of The Institute Of Brewing. 36 (27 New series), pp. 349-351.

Soils and fertilisers

E - Books edited/written by staff member, alone/with others

Crowther, E. M. 1930. Soils and fertilisers. W. Heffer and Sons Limited.

The relationship of climatic and geological factors to the composition of soil clay and the distribution of soil types

A - Papers appearing in refereed journals

Crowther, E. M. 1930. The relationship of climatic and geological factors to the composition of soil clay and the distribution of soil types. Proceedings of the Royal Society of London Series B Biological Sciences. 107 (748), pp. 1-30. https://doi.org/10.1098/rspb.1930.0049

Soils and fertilisers

A - Papers appearing in refereed journals

Crowther, E. M. 1929. Soils and fertilisers. Annual Reports on the Progress of Chemistry. 13, pp. 469-506.

Results of comparative investigations on the Quinhydrone electrode method

A - Papers appearing in refereed journals

Crowther, E. M. and Heintze, S. G. 1929. Results of comparative investigations on the Quinhydrone electrode method. Transactions of the 2nd Committee of the International Society of Soil Science.

Soils and fertilisers

E - Books edited/written by staff member, alone/with others

Crowther, E. M. 1929. Soils and fertilisers. W. Heffer and Sons Limited.

An error in soil reaction determinations by the quinhydrone method

A - Papers appearing in refereed journals

Heintze, S. G. and Crowther, E. M. 1929. An error in soil reaction determinations by the quinhydrone method. Transactions of the 2nd Committee of the International Society of Soil Science. 2, pp. A102-110.

Note on a simple two compartment electrodialysis cell for the determination of exchangeable bases

A - Papers appearing in refereed journals

Crowther, E. M. and Basu, J. K. 1929. Note on a simple two compartment electrodialysis cell for the determination of exchangeable bases. Transactions of the 2nd Committee of the International Society of Soil Science A.

The flow of clay pastes through narrow tubes

A - Papers appearing in refereed journals

Blair, G. W. S. and Crowther, E. M. 1929. The flow of clay pastes through narrow tubes. The Journal of Physical Chemistry. 33 (3), pp. 321-330.

The determination of hydrogen ion concentration

A - Papers appearing in refereed journals

Crowther, E. M. 1928. The determination of hydrogen ion concentration. Chemists Yearbook. pp. 1-20.

Soils and fertilisers

E - Books edited/written by staff member, alone/with others

Crowther, E. M. 1928. Soils and fertilisers. W. Heffer and Sons Limited.

Soils and fertilisers

E - Books edited/written by staff member, alone/with others

Crowther, E. M. 1927. Soils and fertilisers. W. Heffer and Sons Limited.

Chemical aspects of soil cultivation

A - Papers appearing in refereed journals

Crowther, E. M. 1927. Chemical aspects of soil cultivation. Empire Cotton Growers Review.

A manometric apparatus for the direct determination of summation percentage curves in mechanical analysis

A - Papers appearing in refereed journals

Crowther, E. M. 1927. A manometric apparatus for the direct determination of summation percentage curves in mechanical analysis. Proceedings and papers 1st international congress of soil science, 1927. 1, pp. 1-5.

Some physical properties of heavy alkaline / alkiline soils under irrigation in the Sudan Gezira

C1 - Edited contributions to conferences/learned societies

Crowther, E. M. 1927. Some physical properties of heavy alkaline / alkiline soils under irrigation in the Sudan Gezira. In Proceedings and papers 1st international congress of soil science, 1927.

Nomographs for use in mechanical analysis calculations

A - Papers appearing in refereed journals

Crowther, E. M. 1927. Nomographs for use in mechanical analysis calculations. Proceedings 1st International Congress of Soil Science. 1, pp. 399-404.

The direct determination of distribution curves of particle size in suspension

A - Papers appearing in refereed journals

Crowther, E. M. 1927. The direct determination of distribution curves of particle size in suspension. Journal of the Society of Chemical Industry, London. 46 (12), pp. 105T-107T.

Sulphur treatment of soil and the control of wart disease of potatoes in pot experiments

A - Papers appearing in refereed journals

Crowther, E. M., Glynne, M. D. and Roach, W. A. 1927. Sulphur treatment of soil and the control of wart disease of potatoes in pot experiments. Annals of Applied Biology. 14 (4), pp. 422-427. https://doi.org/10.1111/j.1744-7348.1927.tb07021.x

The evaporation of water from soil III. A critical study of the Technique

A - Papers appearing in refereed journals

Keen, B. A., Crowther, E. M. and Coutts, J. R. H. 1926. The evaporation of water from soil III. A critical study of the Technique. The Journal of Agricultural Science. 16 (1), pp. 105-122. https://doi.org/10.1017/S002185960008833X

The soils of tropical Africa

A - Papers appearing in refereed journals

Crowther, E. M. 1925. The soils of tropical Africa. Empire cotton growing review. 2 (1), pp. 1-5.

The determination of lime requirements

A - Papers appearing in refereed journals

Crowther, E. M. 1925. The determination of lime requirements. Agricultural Progress. 11, pp. 1-5.

Further experiments on the effect of removing the soluble humus from a soil on its productiveness

A - Papers appearing in refereed journals

Crowther, E. M. 1925. Further experiments on the effect of removing the soluble humus from a soil on its productiveness. The Journal of Agricultural Science. 15 (3), pp. 303-306. https://doi.org/10.1017/S0021859600006754

A note on the availability of organic nitrogen compounds in pot experiments

A - Papers appearing in refereed journals

Crowther, E. M. 1925. A note on the availability of organic nitrogen compounds in pot experiments. The Journal of Agricultural Science. 15 (3), pp. 300-302. https://doi.org/10.1017/S0021859600006742

Some aspects of the Gezira soil problems (and analysis of the influence of rainfall on yield of cotton at the Gezira Research Farm)

D1 - Technical reports: non-confidential

Crowther, E. M. 1925. Some aspects of the Gezira soil problems (and analysis of the influence of rainfall on yield of cotton at the Gezira Research Farm). Wellcome Tropical Research Laboratory, Khartoum, Chemical Section.

A source of error in the mechanical analysis of sediments by continuous weighing

A - Papers appearing in refereed journals

Coutts, J. R. H. and Crowther, E. M. 1925. A source of error in the mechanical analysis of sediments by continuous weighing. Transactions of the Faraday Society. 21 (2), pp. 374-380. https://doi.org/10.1039/TF9252100374

Studies on soil reaction III The determination of the hydrogenion concentration of soil suspensions by means of the hydrogen electrode

A - Papers appearing in refereed journals

Crowther, E. M. 1925. Studies on soil reaction III The determination of the hydrogenion concentration of soil suspensions by means of the hydrogen electrode. The Journal of Agricultural Science. 15 (2), pp. 201-221. https://doi.org/10.1017/S0021859600005670

Studies on soil reaction IV The soil reaction of continuously manured plots at Rothamsted and Woburn

A - Papers appearing in refereed journals

Crowther, E. M. 1925. Studies on soil reaction IV The soil reaction of continuously manured plots at Rothamsted and Woburn. The Journal of Agricultural Science. 15 (2), pp. 222-231. https://doi.org/10.1017/S0021859600005682

Studies on soil reaction V The depth-distribution of reaction and flocculation in continuously manured soils

A - Papers appearing in refereed journals

Crowther, E. M. 1925. Studies on soil reaction V The depth-distribution of reaction and flocculation in continuously manured soils. The Journal of Agricultural Science. 15 (2), pp. 232-236. https://doi.org/10.1017/S0021859600005694

Studies on soil reaction: VI. The interaction of acid soils, calcium carbonate and water, in relation to the determination of “lime requirements.”

A - Papers appearing in refereed journals

Crowther, E. M. and Martin, W. S. 1925. Studies on soil reaction: VI. The interaction of acid soils, calcium carbonate and water, in relation to the determination of “lime requirements.”. The Journal of Agricultural Science. 15 (2), pp. 237-255. https://doi.org/10.1017/S0021859600005700

The relation between the vapour pressure and water content of soils

A - Papers appearing in refereed journals

Puri, A. N., Crowther, E. M. and Keen, B. A. 1925. The relation between the vapour pressure and water content of soils. The Journal of Agricultural Science. 15 (1), pp. 68-88. https://doi.org/10.1017/S002185960000558X

Experiments on the control of wart disease of potatoes by soil treatment with particular reference to the use of sulphur

A - Papers appearing in refereed journals

Roach, W. A., Glynne, M. D., Brierley, W. B. and Crowther, E. M. 1925. Experiments on the control of wart disease of potatoes by soil treatment with particular reference to the use of sulphur. Annals of Applied Biology. 12 (2), pp. 152-190. https://doi.org/10.1111/j.1744-7348.1925.tb02261.x

An automatic and continuous recording balance. (The Oden-Keen balance)

A - Papers appearing in refereed journals

Coutts, J. R. H., Crowther, E. M., Keen, B. A. and Oden, S. 1924. An automatic and continuous recording balance. (The Oden-Keen balance). Proceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences. 106 (735), pp. 33-51. https://doi.org/10.1098/rspa.1924.0052

The volumetric estimation of total carbonic acid in dilute solutions of calcium hydrogen carbonate or in hard tap-waters CCXLVII

A - Papers appearing in refereed journals

Crowther, E. M. and Martin, W. S. 1924. The volumetric estimation of total carbonic acid in dilute solutions of calcium hydrogen carbonate or in hard tap-waters CCXLVII. Journal of the Chemical Society-Transactions. 125, pp. 1937-1939.

A discontinuity in the dehydration of certain salt hydrates

A - Papers appearing in refereed journals

Crowther, E. M. and Coutts, J. R. H. 1924. A discontinuity in the dehydration of certain salt hydrates. Proceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences. 106 (736), pp. 215-222. https://doi.org/10.1098/rspa.1924.0063

An electrical method for the reduction of draught in ploughing

A - Papers appearing in refereed journals

Crowther, E. M. and Haines, W. B. 1924. An electrical method for the reduction of draught in ploughing. The Journal of Agricultural Science. 14 (2), pp. 221-231. https://doi.org/10.1017/S0021859600003427

The indirect measurement of the aqueous vapour-pressure of capillary systems by the freezing-point depression of benzene

A - Papers appearing in refereed journals

Crowther, E. M. and Puri, A. N. 1924. The indirect measurement of the aqueous vapour-pressure of capillary systems by the freezing-point depression of benzene. Proceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences. 106 (737), pp. 232-242. https://doi.org/10.1098/rspa.1924.0065

Soil acidity in its physico-chemical aspects

A - Papers appearing in refereed journals

Crowther, E. M. 1922. Soil acidity in its physico-chemical aspects. Transactions of the Faraday Society. 17, pp. 317-320. https://doi.org/10.1039/TF9221700317