Type
Number of items: 214.
,
Analytical methods for potassium and their correlations with crop response - Soil potassium and magnesium. (1967)
Boyd, D. A., Frater, A.
Mixed Magnesium-Aluminium hydroxides. II. Structure and structural chemistry of synthetic hydroxycarbonates and related minerals and compounds. (1967)
Brown, G., Gastuche, M.
The activation of diazinon by ganglia of the cockroach Periplaneta americana L. and its action on nerve conduction and cholinesterase activity. (1967)
Burt, Paul Ewin, Gregory, G. E., Molloy, Frances. M.
Atmospheric microbial cloud systems. (1967)
Gregory, P. H.
The Overwintering of Aphids and Viruses on Sugar Beet Seed Crops in England, 1963‐1966. (1967)
Heathcote, G. D.
Variance analysis of complete designs - some practical aspects - seeger,p. (1967)
Patterson, H. D.
The effect of environment on sex determination in Heterodera rostochiensis. (1967)
Trudgill, D. L.
The effect of resistant solanaceous plants on the sex ratio of Heterodera rostochiensis and the use of the sex ratio to assess the frequency and genetic constitution of pathotypes. (1967)
Trudgill, D. L., Webster, J. M., Parrott, D. M.
B
Changes in chlorophylls resulting from various chemical and physical treatments of leaves and leaf extracts. (1967)
Bacon, M. F., Holden, M.
Acute bee-paralysis virus in adult honey bees injected with sacbrood virus. (1967)
Bailey, L.
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Nosema apis and dysentery of the Honeybee. (1967)
Bailey, L.
The effect of temperature on the pathogenicity of the fungus Ascosphaera apis for larvae of the honeybee, Apis mellifera. (1967)
Bailey, L.
The incidence of Acarapis woodi in North American strains of Honeybee in Britiain. (1967)
Bailey, L.
The incidence of virus diseases in the honey bee. (1967)
Bailey, L.
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Effects of Aphis fabae Scop, and of its attendant ants and insect predators on yields of field beans (Vicia faba L.). (1967)
Banks, C. J., Macaulay, E. D. M.
Causes of resistance to DDT in a Diazinon‐selected and a DDT‐selected strain of house flies. (1967)
Basheir, S. E.
Placement of fertilizers for potatoes. (1967)
Batey, T., Boyd, D. A.
Manuring young conifers Experiments in some English nurseries. (1967)
Benzian, Blanche
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Nutrition experiments in forest nurseries. (1967)
Benzian, Blanche
Test on three nitrogen fertilizers — 'Nitro-Chalk', formalized casein and isobutylidene diurea — applied to Sitka spruce (Picea Stichensis) seedlings in two English nurseries. (1967)
Benzian, Blanche
Effect of late season N and K top dressings applied to conifer seedlings and transplants on nutrient concentrations in the whole plant and on growth after transplanting. (1967)
Benzian, Blanche, Freeman, S.C. R.
Nutrition experiments on forest nurseries. (1967)
Benzian, Blanche, J., Bolton,, Mattingly, G. E. G.
Effect of some phosphate fertilizers on the oxidation of elemental sulfur in soil. (1967)
Bloomfield, C.
Statistics of crop responses to fertilizers - rome-food-and-agricultural-organisation. (1967)
Boyd, D. A.
Fertiliser requirements of potatoes in relation to kind of soil and soil analysis. (1967)
Boyd, D. A., Dermott, W.
Insect pheromones. (1967)
Butler, Colin Gasking
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Krombein,KV - trap-nesting wasps and bees. (1967)
Butler, Colin Gasking
Report of the Bee Department 1966. (1967)
Butler, Colin Gasking
A sex attractant acting as an aphrodisiac in honeybee (Apis mellifera L.). (1967)
Butler, Colin Gasking
Attraction of Apis mellifera drones by odours of queens of 2 other species of honeybees. (1967)
Butler, Colin Gasking, Calam, D. H., Robert Kenneth Callow
Pheromones of queen honeybee (Apis mellifera L) which enable her workers to follow her when swarming. (1967)
Butler, Colin Gasking, James Simpson
The in vitro hydrolysis of leaf proteins I The action of papain on protein extracted from the leaves of Zea mays. (1967)
Byers, Marjorie
The in vitro hydrolysis of leaf proteins II The action of papain on protein concentrates extracted from leaves of different species. (1967)
Byers, Marjorie
Field experiments on sugar‐beet downy mildew (Peronospora farinosa). (1967)
Byford, W. J.
Host specialization of Peronospora farinosa on Beta, Spinacia and Chenopodium. (1967)
Byford, W. J.
The effect of some cultivation factors on the incidence of downy mildew in sugar‐beet root crops. (1967)
Byford, W. J.
Some observations on the economic importance of sugar‐beet downy mildew in England. (1967)
Byford, W. J., Hull, R.
C
The soil survey. (1967)
Clare, K. E.
The development and life history of the false root-knot nematode, Nacobbus serendipiticus. (1967)
Clark, S. A.
The chemical composition of the egg shells of the potato cyst-nematode, Heterodera rostochiensis Woll. (1967)
Clarke, A. J., Cox, P. M., Shepherd, A. M.
Flavianic acid as a hatching agent for Heterodera cruciferae Franklin and other cyst nematodes. (1967)
Clarke, A. J., Shepherd, A. M.
The residual effects of potassium fertilizers on yield of arable crops : preliminary results of 5 rotation experiments. (1967)
Clarke, R. T., Smith, C. W. R.
Advice on using fertilizers 1861-1967. (1967)
Cooke, George William
Rothamsted Chemistry Department 1966. (1967)
Cooke, George William
Value and valuation of fertilizer residues. (1967)
Cooke, George William
The availability of plant nutrients in soils and their uptake by crops. (1967)
Cooke, George William
The relationship between the size of yellow water traps and catches of aphids. (1967)
Costa, C. L., Lewis, T.
The altitudinal zoning of grassland and soils on the Brecon Beacons in South Wales. (1967)
Crampton, C. B., Jones, R. G.
The altitudinal zoning of grassland and soils on the Brecon Beacons in South Wales. (1967)
Crampton, C. B., Jones, R. G.
D
Meloidogyne ardenensis n. sp. (Nematoda: Heteroderidae) a new British species of root-knot nematode. (1967)
De A. Santos, S. M. N.
Ion exchange in soils from the ion pairs K–Ca, K–Rb, and K–Na. (1967)
Deist, J., Talibudeen, O.
Rubidium 86 as a tracer for exchangeable potassium in soils. (1967)
Deist, J., Talibudeen, O.
Thermodynamics of K–Ca ion exchange in soils. (1967)
Deist, J., Talibudeen, O.
Variation in the Long‐tailed field‐mouse (Apodemus sylvaticus) in South‐West England. (1967)
Delany, M. J., Healy, Michael John Romer
Variation in the long-tailed field-mouse (Apodemus sylvaticus (L.)) in the Channel Islands. (1967)
Delany, M. J., Healy, Michael John Romer
The behaviour of second-stage Heterodera rostochiensis larvae leading to their emergence from the egg. (1967)
Doncaster, C. C., Shepherd, A. M.
Ability and attainment of short-sighted pupils. (1967)
Douglas, J. W. B., Simpson, H. R., Ross, J. M.
Rothamsted field experiments section. (1967)
Dyke, George
E
Effect of soil fumigants on Fusarium wilt and nodulation of peas ( Pisum sativum L. ). (1967)
Ebbels, D. L.
Relationships between weight, volume and numbers of soil animals. (1967)
Edwards, C. A.
A new genus and species of Symphyla, Neosymphyla ghanensis, with comments on Symphyla segmentation. (1967)
Edwards, C. A., Belfield, W.
Pesticides and the soil fauna: effects of aldrin and DDT in an arable field. (1967)
Edwards, C. A., Dennis, E. B., Empson, D. W.
Synthesizing pyrethrin-like insecticides. (1967)
Elliott, Michael
5-Benzyl-3-furylmethyl Chrysanthemate: a New Potent Insecticide. (1967)
Elliott, Michael, Farnham, A. W., Janes, N. F., Needham, P. H., Pearson, B. C.
New synthetic insecticidal compounds related to pyrethrins. (1967)
Elliott, Michael, Farnham, A. W., Janes, N. F., Needham, P. H., Pearson, B. C., Stevenson, J. H.
Experiments on synthesis of pyrethrins .14. Rethrins and cyclopentadienone related to 3-methylcyclopent-2-enone. (1967)
Elliott, Michael, Harper, S. H., Kazi, M. A.
Synthesis of 4-allyl- and 4-benzyl-2,6-dimethylbromobenzene from 2,6-xylidine. (1967)
Elliott, Michael, Janes, N. F.
2,4-Dimethylphenylacetic acid from cyanodihydrocarvone. (1967)
Elliott, Michael, Janes, N. F., Jeffs, K. A.
Pyrethrins and related compounds. IX. Alkenylbenzyl and benzylbenzyl chrysanthemates. (1967)
Elliott, Michael, Janes, N. F., Pearson, B. C.
F
Effect of CO2 Concentration on Growth of Sugar-beet, Barley, Kale, and Maize. (1967)
Ford, M. A., Thorne, G. N.
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Obituary Bernard George Peters. (1967)
Franklin, M. T.
Factors determining the collection of pollen by honeybee foragers. (1967)
Free, J. B.
Recent discoveries about honeybee behaviour that have possible application to bee keeping. (1967)
Free, J. B.
The production of drone comb by honeybee colonies. (1967)
Free, J. B.
The effect on honeybee mortality of applying insecticides as sprays or granules to flowering field beans. (1967)
Free, J. B., Needham, P. H., Racey, P. A., Stevenson, J. H.
Apparent symbiotic interaction between particles of tobacco rattle virus. (1967)
Frost, R. R., Harison, B. D., Woods, R. D.
Comparative effects of temperature on the multiplication in tobacco leaves of two tobacco rattle viruses. (1967)
Frost, R. R., Harrison, B. D.
G
Results of fertiliser experiments on carrots in 1941 and 1942. (1967)
Garner, H. V.
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A rasp-drum laboratory thresher and cleaner. (1967)
Garvie, D. W., Welbank, P. J.
Measurement of losses from fertilizer nitrogen during incubation in acid sandy soils and during subsequent growth of ryegrass, using 15N‐labelled fertilizers. (1967)
Gasser, J. K. R., Greenland, D. J., Rawson, R. A. G.
Effects of ammonium sulphate and calcium nitrate on the growth, yield and nitrogen uptake of barley, wheat and oats. (1967)
Gasser, J. K. R., Iordanou, I. G.
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The value of urea nitrate and urea phosphate as nitrogen fertilizers for grass and barley. (1967)
Gasser, J. K. R., Penny, A.
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Mixed magnesium-aluminiun hydroxides. I. Preparation and characterization of compounds formed in dialysed systems. (1967)
Gastuche, M. C., Brown, G., Mortland, M.
Factors affecting earthworms in pastures. (1967)
Gerard, B. M.
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A Comparison of Some Methods of Cluster Analysis. (1967)
Gower, John
Multivariate Analysis and Multidimensional Geometry. (1967)
Gower, John
A statistical programming language. (1967)
Gower, John, Simpson, H. R., Martin, A. H.
Absorption of disulfoton by soil. (1967)
Graham-Bryce, I. J.
Method of supplying water to soil at osmotically controlled potentials. (1967)
Graham-Bryce, I. J.
Effect of soil moisture conditions on uptake of systemic insecticides from soil by plants. (1967)
Graham-Bryce, I. J., Etheridge, P.
Nematodes. (1967)
Green, C. D.
Preparation of nematodes for examination under the Stereoscan electron microscope. (1967)
Green, C. D.
The attraction of male cyst-nematodes by their females. (1967)
Green, C. D.
The effect of ultra-violet radiation on the invasion, survival and fertility of larvae of Heterodera rostochiensis. (1967)
Green, C. D., Plumb, S. C.
The effect of soil fumigation on the growth of sugar beet. (1967)
Greet, D. N.
The effects of insecticides on the biting behaviour of wireworms (Agriotes spp). (1967)
Griffiths, D. C.
The effects on soil fauna of insecticides tested against wireworms (Agriotes spp.) in wheat. (1967)
Griffiths, D. C., Raw, F., Lofty, J. R.
Persistence and effectiveness of carbophenothion, chlorfenvinphos and ethion seed dressings to control wheat bulb fly (Leptohylemyia coarctata). (1967)
Griffiths, D. C., Scott, G. C.
H
The transmission of strawberry latent ringspot virus by Xiphinema diversicaudatutn (Nematoda). (1967)
Harrison, B. D.
The prevalence of pathogenic fungi on seed tubers. (1967)
Hide, G. A.
The inactivation of pea-seedling diamine oxidase by peroxidase and 1, 5-diaminopentane. (1967)
Hill, J. M.
The importance of tuber diseases. (1967)
Hirst, J. M.
Long-distance spore transport. (1967)
Hirst, J. M., Hurst, G. W.
Long-distance Spore Transport: Methods of Measurement, Vertical Spore Profiles and the Detection of Immigrant Spores. (1967)
Hirst, J. M., Stedman, O. J., Hogg, W. H.
Long-distance Spore Transport: Vertical Sections of Spore Clouds over the Sea. (1967)
Hirst, J. M., Stedman, O. J., Hurst, G. W.
The origin and development of Clay‐with‐flints and associated soil horizons on the South Downs. (1967)
Hodgson, J. M., Catt, John, Weir, A. H.
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Some observations on Anomyctus xenurus Allen, 1940. (1967)
Hooper, D. J., Cooke, D. A.
Temperature and humidity changes in lowest few thousand feet of atmosphere during a fine summer day in southern england. (1967)
Houghton, J. T., Scorer, R. S., Murgatro.Rj,, Penman, Howard Latimer, Zobel,
Chlorophyll-type compounds in soil III Their significance in arable soils. (1967)
Hoyt, P. B.
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Experiments on the time of application of insecticide to decrease the spread of yellowing viruses of sugar beet, 1954‐66. (1967)
Hull, R., Heathcote, G. D.
The effect of subsoiling and different levels of manuring on yields of cereals, lucerne and sugar beet. (1967)
Hull, R., Webb, D. J.
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Effect of a growth inhibitor, N-dimethylaminosuccinamic acid (B9), on potato plants in the field. (1967)
Humphries, E. C., Dyson, P. W.
Some general properties of growth regulators and their potential use in agriculture. (1967)
Humphries, E. C.
The dependence of photosynthesis on carbohydrate sinks: current concepts. (1967)
Humphries, E. C.
Effects of growth regulators, CCC and B9, on some potato varieties. (1967)
Humphries, E. C., Dyson, P. W.
Interaction of CCC and water deficit on wheat yield. (1967)
Humphries, E. C., Welbank, P. J., Williams, E. D.
J
Entomological Department at Rothamsted 1967. (1967)
Johnson, C. G.
International dispersal of insects and insect-borne viruses. (1967)
Johnson, C. G.
Observations on two races of the groundnut aphid Aphis craccivora. (1967)
Jones, M. G.
Frequency of new females (cysts) in single-cyst cultures of Heterodera rostochiensis; their relevance to the inheritance of ability to overcome resistance and to the frequency of mating. (1967)
Jones, F. G. W.
The population genetics of the potato cyst‐nematode, Heterodera rostochiensis: mathematical models to simulate the effects of growing eelworm ‐resistant potatoes bred from Solatium tuberosum ssp. andigena. (1967)
Jones, F. G. W., Parrott, D. M., Ross, G. J. S.
The Yield of Potatoes Resistant To Heterodera Rostochiensis On Infested Land. (1967)
Jones, F. G. W., Parrott, D. M., Williams, T. D.
The Loss of Yield in a Crop of Sweet Corn (Zea Mays L.) Following the Complete Destruction of Some Plants at an Early Stage by Brown Rats (Rattus Norvegicus Berk.). (1967)
Judenko, E.
K
Some aspects of large-scale turbulence and diffusion in atmosphere - lagrangian and eulerian correlations and energy spectra of geostrophic velocities. (1967)
Kao, S. K., Bullock, W. S., Davies, D. R., Sawyer, J. S., Penman, Howard Latimer, Charash, E., Murgatro.Rj,
The quality of virus as affected by the ambient temperature. (1967)
Kassanis, Basil, Mccarthy, D.
The production of virus‐free clones of some British potato varieties. (1967)
Kassanis, Basil, Varma, A.
The chemical analysis of small samples of leaf material and the relationship between the disappearance and composition of leaves. (1967)
King, H. G. C., Heath, G. W.
The component of commercial Titan yellow most reactive towards magnesium: its isolation and use in determining magnesium in silicate minerals. (1967)
King, H. G. C., Pruden, G.
The synthesis of the active component of commercial Titan yellow for use in the determination of magnesium. (1967)
King, H. G. C., Pruden, G., Janes, N. F.
Inactivation of infectivity of RNA of tobacco mosaic virus during ultraviolet-irradiation of the whole virus at two wavelengths. (1967)
Kleczkowski, A.
Inactivation of infectivity of RNA of tobacco mosaic virus during ultraviolet-irradiation of the whole virus at two wavelengths. (1967)
Kleczkowski, A., McLaren, A. D.
Algorithm AS 28: Transposing Multiway Structures. (1967)
Krzanowski, Wojtek J.
The effects of changes in soil compaction and porosity on germination, establishment and yield of barley and globe beet. (1967)
Kubota, T., Williams, Rodney
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L
Mastigosporium leaf fleck of perennial ryegrass. (1967)
Lacey, J.
Susceptibility of potato tubers to infection by Phytophthora infestans. (1967)
Lacey, J.
The role of water in the spread of Phytophthora infestans in the potato crop. (1967)
Lacey, J.
Laboratory assessments of the susceptibility of potato tubers to infection by blight (Phytophthora infestans). (1967)
Lapwood, D. H.
An effect of soil compaction on the incidence of potato coiled sprout. (1967)
Lapwood, D. H., Hide, G. A., Hirst, J. M.
Observations on the Timing of Irrigation and the Incidence of Potato Common Scab (Streptomyces scabies). (1967)
Lapwood, D. H., Lewis, B. G.
The horizontal and vertical distribution of flying insects near artificial windbreaks. (1967)
Lewis, T.
A ground-water recharge study in north eastern jordan. (1967)
Lloyd, J. W., Drennan, D. S. H., Bennell, B. M. U., Lindley, M., Penman, Howard Latimer, Ionides, M. G., McCulloc.Js,, Mitchell, J. E., Sutcliff.Jv,, Brown, D. A., Ward, I. L., Palmer, J. E. G., Bulman, R. B., Wolf, P. O., Pike, J. G., Underhil.Hw,
Measurement of soil moisture in the field by neutron moderation. (1967)
Long, I. F., French, B. K.
The Penetration of Acetylcholine into the Central Nervous System of the Cockroach Periplaneta Americana L. (1967)
Lord, K. A., Gregory, G. E., Burt, Paul Ewin
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Factors affecting the toxicity of diazinon to Musca domestica L. (1967)
Lord, K. A., Gwiazda, M.
Persistence and distribution of insecticidal seed‐dressings for control of the wheat bulb fly, Leptohylemyia coarctata. (1967)
Lord, K. A., Scott, G. C., Jeffs, K. A., Griffiths, D. C., Maskell, F. E.
M
A 10-level atmospheric model and frontal rain. (1967)
Mason, B. J., Pearce, R. P., Browning, K. A., Coles, V. R., Grayston.Vr,, Sawyer, J. S., Forsdyke, A. G., Penman, Howard Latimer, Scorer, R. S., Shaw, E., Bushby,
Automatic measurement of frost-heave results from Malham and Rodley (Yorkshire). (1967)
Matthews, B.
Some gross changes in particles of tobacco mosaic virus caused by large doses of ultraviolet radiation. (1967)
McLaren, A. D., Kleczkowski, A.
Infectivity Changes in Preparations from Plants Infected with Tobacco Mosaic Virus. (1967)
McLaren, G.
Effect of wax and lanolin emulsions on the efficiency of potato‐blight fungicides in laboratory tests. (1967)
Mcintosh, A. H., Eveling, D. W.
In vitro crystallization of tobacco mosaic virus in the presence of basic proteins. (1967)
Milne, R. G.
The diffusive conductivity of stomata of wheat leaves. (1967)
Milthorpe, F. L., Penman, Howard Latimer
Correction. (1967)
Monteith, John Lennox
Local differences in the attenuation of solar radiation over Britain. (1967)
Monteith, John Lennox
Reviewed Work: Environmental Measurement and Interpretation. by Robert B. Platt, John F. Griffith. (1967)
Monteith, John Lennox
N
Bee poisoning in 1967. (1967)
Needham, P. H., Stevenson, J. H.
Bee poisoning in 1968. (1967)
Needham, P. H., Stevenson, J. H.
Changes in phlogopites during their artificial alteration. (1967)
Newman, A. C. D.
The effect of a nitrification inhibitor on the concentration of nitrate in plants. (1967)
Nowakowski, T. Z., Gasser, J. K. R.
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The effect of different nitrogenous fertilizers applied as solids or soluctions dry matter yields and niotrogen uptake by grass. Part II. (1967)
Nowakowski, T. Z., Newman, A. C. D., Penny, A.
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Varietal differences in the nodulation of subterranean clover. (1967)
Nutman, P. S.
P
Climate and crops. (1967)
Penman, Howard Latimer
Rose,cw - agricultural physics. (1967)
Penman, Howard Latimer
Water use in agriculture. (1967)
Penman, Howard Latimer
Stone orientation and other structural features of tills in east Yorkshire. (1967)
Penny, L. F., Catt, John
Introduction: the purpose and function of the International Biological Programme. (1967)
Pirie, Norman Wingate (Bill)
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Leaf protein research in the International Biological Program. (1967)
Pirie, Norman Wingate (Bill)
Protein metabolism. (1967)
Pirie, Norman Wingate (Bill)
Effect of temperature on the rate of development of Nacobbus serendipiticus in excised tomato roots. (1967)
Prasad, S. K., Webster, J. M.
The effect of amino acid antimetabolites on four nematode species and their host plants. (1967)
Prasad, S. K., Webster, J. M.
235 Note Cyclic Generation of Robinson's Balanced Incomplete Block Designs. (1967)
Preece, D. A.
Incomplete block designs with v= 2k. (1967)
Preece, D. A.
Nested balanced incomplete block designs. (1967)
Preece, D. A.
Spectrophotometric determination of aluminium in soil extracts with xylenol orange. (1967)
Pritchard, D. T.
An all-plastic suction funnel. (1967)
Pritchard, D. T.
S
Soil and plant analysis by flame emission spectrophotometry. (1967)
Salt, P. D.
Genetics of resistance to insecticides of the SKA strain of Musca domestica I Location of the main factors responsible for the maintence ofhigh DDT-resistance in diazinon-selected SKA flies. (1967)
Sawicki, R. M., Farnham, A. W.
Genetics of resistance to insecticides of the SKA strain of Musca domestica II. Isolation of the dominant factors of resistance to diazinon. (1967)
Sawicki, R. M., Farnham, A. W.
Sugar beet seed production. (1967)
Scott, R. K.
Some properties of cocksfoot mottle virus. (1967)
Serjeant, E. P.
The transmission of European wheat striate mosaic virus by Javesella pellucida (Fabr.) injected with extracts of plants and plant‐hoppers. (1967)
Serjeant, E. P.
Observations on periodicity of hatching of eggs of the potato cyst nematode, Heterodera rostochiensis Woll. (1967)
Shepherd, A. M., Cox, P. M.
Aphelenchoides goodeyi n. sp.(Nematoda: Aphelenchoidea), a mycophagous nematode from South India. (1967)
Siddiqi, M. R., Franklin, M. T.
Omnitab - computer program for statistical and numerical analysis - hilsenrath,j, ziegler,gg, messina,cg, walsh,pj and herbold,rj. (1967)
Simpson, H. R.
Disease problems of intensive cereal growing. (1967)
Slope, D. B.
Radiation balance of natural and agricultural vegetation. (1967)
Stanhill, G., Hofstede, G. J., Kalma, J. D., Collingb.Rh,, Grinsted, W. A., Monteith, John Lennox
The distribution of slugs in a potato crop. (1967)
Stephenson, J. W.
W
Hoosfield Continuous Barley. (1967)
Warren, R. G., Johnston, Johnny
Physiological characteristics of the growth of sugar-beet crops on different soils. (1967)
Watson, D. J.
Epidemiology of aphid-transmitted plant-virus diseases. (1967)
Watson, Marion
Studies on the transmission of groundnut rosette virus by Aphis craccivora Koch. (1967)
Watson, Marion, Okusanya, B. A. M.
The nature and causes of annual fluctuations in numbers of Aphis fabae Scop. on field beans (Vicia faba). (1967)
Way, M. J.
Intra-specific mechanisms in relation to the natural regulation of numbers of Aphis fabae Scop. (1967)
Way, M. J., Banks, C. J.
Some effects of 2,4-dichlorophenoxyacetic acid herbicides on nematode-infested cereals. (1967)
Webster, J. M.
The influence of plant-growth substances and their inhibitors on the host-parasite relationships of Aphelenchoides ritzemabosi in culture. (1967)
Webster, J. M.
The significance of biological races of Ditylenchus dipsaci and their hybrids. (1967)
Webster, J. M.
The effect of a host crop and cultivations on the rate that Ditylenchus dipsaci reinfested a partially sterilized area of land. (1967)
Webster, J. M., Greet, D. N.
Small Doses of D‐D Soil Fumigant to Control Free‐living Nematodes Injurious to Sugar Beet. (1967)
Whitehead, A. G., Tite, D. J.
Results of an experiment at Woburn testing farmyard manure and N, P and K fertilizers on five arable crops and a long ley: I. Yields. (1967)
Widdowson, F. V., Penny, A.
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Experiments comparing the effects on yields of potatoes of three methods of applying three amounts of NPK fertilizer and the residual effects on following winter wheat. (1967)
Widdowson, F. V., Penny, A., Williams, Rodney
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Experiments measuring effects of ammonium and nitrate fertilizers, with and without sodium and potassium, on spring barley. (1967)
Widdowson, F. V., Penny, A., Williams, Rodney
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Results of an experiment at Woburn testing farmyard manure and N, P and K fertilizers on five arable crops and on a long ley: II. N, P and K removed by the crops. (1967)
Widdowson, F. V., Penny, A., Williams, Rodney
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