Effects of high plant populations on the growth and yield of winter oilseed rape (Brassica napus )

Leach, J. E., Stevenson, J. H., Rainbow, A. J. and Mullen, L. A. 1999. Effects of high plant populations on the growth and yield of winter oilseed rape (Brassica napus ). The Journal of Agricultural Science. 132, pp. 173-180. https://doi.org/10.1017/S0021859698006091

Related outputs

'To preserve his inward peace': Sir John Wittewronge's Discourse of 1664

A - Papers appearing in refereed journals

Harcourt Williams, M. and Stevenson, J. H. 2009. 'To preserve his inward peace': Sir John Wittewronge's Discourse of 1664. Proceedings of the Huguenot Society. 29, pp. 203-219.

Pesticide risk to bee pollinators

G - Articles in popular magazines and other technical publications

Lewis, G., Stevenson, J. H. and Williams, I. H. 2002. Pesticide risk to bee pollinators.

The development of potential screens based on shoot calcium and iron concentrations for the evaluation of tolerance in Egyptian genotypes of white lupin (Lupinus albus L.) to limed soils

A - Papers appearing in refereed journals

Kerley, S. J., Norgaard, C., Leach, J. E., Christiansen, J. L., Huyghe, C. and Romer, P. 2002. The development of potential screens based on shoot calcium and iron concentrations for the evaluation of tolerance in Egyptian genotypes of white lupin (Lupinus albus L.) to limed soils. Annals of Botany. 89, pp. 341-349.

The effects of seed rate and row spacing on light interception, dry matter accumulation and seed yield in non-dwarf and dwarf genotypes of autumn-sown determinate white lupins (Lupinus albus ) in north-west Europe

A - Papers appearing in refereed journals

Shield, I. F., Scott, T., Huyghe, C., Bruneau, M., Parisseaux, B., Papineau, J., Harzic, N., Stevenson, H. J. and Leach, J. E. 2002. The effects of seed rate and row spacing on light interception, dry matter accumulation and seed yield in non-dwarf and dwarf genotypes of autumn-sown determinate white lupins (Lupinus albus ) in north-west Europe. The Journal of Agricultural Science. 138, pp. 39-55. https://doi.org/10.1017/S0021859601001691

The causes of, and potential solutions to, seed yield instability in autumn-sown, determinate (restricted branching), white lupins (Lupinus albus L.)

C1 - Edited contributions to conferences/learned societies

Shield, I. F., Stevenson, H. J., Scott, T. and Leach, J. E. 2001. The causes of, and potential solutions to, seed yield instability in autumn-sown, determinate (restricted branching), white lupins (Lupinus albus L.). vanSanten, E., Roemer, P., Weissmann, S. and Wink, M. (ed.) Lupin, an Ancient Crop for the New Millenium. Proceedings 9th International Lupin Conference, Klink/Muritz, 20-24 June 1999 . International Lupin Association, Canterbury, New Zealand. pp. 339-345

Investigations into the exploitation of heterogeneous soils by Lupinus albus L. and L. pilosus Murr. and the effect upon plant growth

A - Papers appearing in refereed journals

Kerley, S. J., Leach, J. E., Swain, J. L. and Huyghe, C. 2000. Investigations into the exploitation of heterogeneous soils by Lupinus albus L. and L. pilosus Murr. and the effect upon plant growth. Plant and Soil. 222 (1-2), pp. 241-253. https://doi.org/10.1023/A:1004890202712

The causes of over-winter plant losses of autumn-sown white lupins (Lupinus albus ) in different regions of the UK over three seasons

A - Papers appearing in refereed journals

Shield, I. F., Scott, T., Stevenson, H. J., Leach, J. E. and Todd, A. D. 2000. The causes of over-winter plant losses of autumn-sown white lupins (Lupinus albus ) in different regions of the UK over three seasons. The Journal of Agricultural Science. 135, pp. 173-183. https://doi.org/10.1017/S0021859699008047

The causes of, and potential solutions to, yield instability in autumn-sown, determinate (restricted branching) white lupins (Lupinus albus L.)

C2 - Non-edited contributions to conferences

Shield, I. F., Stevenson, H. J., Scott, T., Leach, J. E. and Milford, G. F. J. 1999. The causes of, and potential solutions to, yield instability in autumn-sown, determinate (restricted branching) white lupins (Lupinus albus L.). Abstracts 9th International Lupin Conference: Lupin - an Ancient Crop for the New Millennium, Klink, 20-24 June 1999 . pp. 297

The role of pods and leaves for photosynthetic gas exchange in determinate white lupins (Lupinus albus L.)

C2 - Non-edited contributions to conferences

Leach, J. E. 1999. The role of pods and leaves for photosynthetic gas exchange in determinate white lupins (Lupinus albus L.). Abstracts 9th International Lupin Conference: Lupin - an Ancient Crop for the New Millennium, Klink, 20-24 June 1999 . pp. 173

'Observations of Weather' The Weather Diary of Sir John Wittewronge of Rothamsted 1684-89 (Hertfordshire Records Publications, Vol. 15)

G - Articles in popular magazines and other technical publications

Williams, M. H., Stevenson, J. H., Jenkyn, J. F., Prew, R. D. and Roach, W. 1999. 'Observations of Weather' The Weather Diary of Sir John Wittewronge of Rothamsted 1684-89 (Hertfordshire Records Publications, Vol. 15).

Comparison of autumn-sown white lupin cultivars (Lupinus albus) for the UK

G - Articles in popular magazines and other technical publications

Leach, J. E., Stevenson, H. J., Shield, I. F., Scott, T. and Milford, G. F. J. 1999. Comparison of autumn-sown white lupin cultivars (Lupinus albus) for the UK. Annals of Applied Biology (Tests of Agrochemicals and Cultivars). 20, pp. 50-51.

Seed and pod development of autumn-sown, determinate white lupins (Lupinus albus ) in relation to the assimilation and distribution of dry matter and nitrogen in crops grown at different densities

A - Papers appearing in refereed journals

Milford, G. F. J., Shield, I. F., Stevenson, J. H., Scott, T. and Leach, J. E. 1999. Seed and pod development of autumn-sown, determinate white lupins (Lupinus albus ) in relation to the assimilation and distribution of dry matter and nitrogen in crops grown at different densities. The Journal of Agricultural Science. 133, pp. 141-150. https://doi.org/10.1017/S0021859699006826

Daylength responses, flowering time, and seed filling in lupins

A - Papers appearing in refereed journals

Dracup, M., Thomson, B., Reader, M., Kirby, E. J. M., Shield, I. F. and Leach, J. E. 1998. Daylength responses, flowering time, and seed filling in lupins. Australian Journal of Agricultural Research. 49, pp. 1047-1055.

The effect of soil freezing on the survival of winter-sown white lupins (Lupinus albus L.)

A - Papers appearing in refereed journals

Leach, J. E., Stevenson, H. J., Scott, T. and Milford, G. F. J. 1997. The effect of soil freezing on the survival of winter-sown white lupins (Lupinus albus L.). Annals of Applied Biology - AAB. 130 (3), pp. 561-567. https://doi.org/10.1111/j.1744-7348.1997.tb07682.x

Effect of sowing date and planting density on the structure and yield of autumn-sown, florally-determinate white lupins (Lupinus albus) in the United Kingdom

A - Papers appearing in refereed journals

Shield, I. F., Stevenson, J. H., Leach, J. E., Scott, T., Day, J. M. and Milford, G. F. J. 1996. Effect of sowing date and planting density on the structure and yield of autumn-sown, florally-determinate white lupins (Lupinus albus) in the United Kingdom. The Journal of Agricultural Science. 127 (2), pp. 183-191. https://doi.org/10.1017/S0021859600077960

Factors affecting growth and yield of winter oilseed rape (Brassica napus ), 1985-1989

A - Papers appearing in refereed journals

Leach, J. E., Darby, R. J., Williams, I. H., Fitt, B. D. L. and Rawlinson, C. J. 1994. Factors affecting growth and yield of winter oilseed rape (Brassica napus ), 1985-1989. The Journal of Agricultural Science. 122 (3), pp. 405-413. https://doi.org/10.1017/S0021859600067332

Sowing the seeds of international success

G - Articles in popular magazines and other technical publications

Stevenson, J. H. 1993. Sowing the seeds of international success. Chemistry in Britain. 29, pp. 755-758.

150 years of progress

G - Articles in popular magazines and other technical publications

Atkin, R. K. and Stevenson, J. H. 1993. 150 years of progress. Shell agriculture. 16, pp. 12-15.

Rothamsted Experimental Station: 150 years of agricultural research

G - Articles in popular magazines and other technical publications

Leigh, R. A. and Stevenson, J. H. 1993. Rothamsted Experimental Station: 150 years of agricultural research. Biologist. 40, pp. 217-220.

The effect of modifying plant structure on the yield and maturity of the white lupin Lupinus albus

A - Papers appearing in refereed journals

Milford, G. F. J., Day, J. M., Leach, J. E., Stevenson, H. J., Huyghe, C. and Papineau, J. 1993. The effect of modifying plant structure on the yield and maturity of the white lupin Lupinus albus. Annals of Applied Biology - AAB. 122 (1), pp. 113-122. https://doi.org/10.1111/j.1744-7348.1993.tb04019.x

Winter oilseed rape gross margins in relation to inputs and price

G - Articles in popular magazines and other technical publications

Fitt, B. D. L. and Leach, J. E. 1992. Winter oilseed rape gross margins in relation to inputs and price. Oilseeds. 10, p. 13.

Effects of sowing date and plant structure on radiation interception, time of maturity and yield of autumn-sown Lupinus albus

C1 - Edited contributions to conferences/learned societies

Milford, G. F. J., Day, J. M., Leach, J. E., Stevenson, H. J., Scott, T. and McEwen, J. 1991. Effects of sowing date and plant structure on radiation interception, time of maturity and yield of autumn-sown Lupinus albus. Production and Protection of Legumes. Aspects of Applied Biology .

Effects of sowing date and plant structure on radiation interception, time of maturity and yield of autumn-sown Lupinus albus

C1 - Edited contributions to conferences/learned societies

Milford, G. F. J., Day, J. M., Leach, J. E., Stevenson, H. J., Scott, T. and McEwen, J. 1991. Effects of sowing date and plant structure on radiation interception, time of maturity and yield of autumn-sown Lupinus albus. Production and Protection of Legumes. Aspects of Applied Biology 27. pp. 183-188

Accumulation of dry matter in oilseed rape crops in relation to the reflection and absorption of solar radiation by different canopy structures.

A - Papers appearing in refereed journals

Leach, J. E., Milford, G. F. J., Mullen, L. A., Scott, T. and Stevenson, H. J. 1989. Accumulation of dry matter in oilseed rape crops in relation to the reflection and absorption of solar radiation by different canopy structures. Aspects of Applied Biology. 23, pp. 117-123.

Glucosinolates in oilseed rape (Brassica napus) and the incidence of pollen beetles (Meligethes aeneus)

A - Papers appearing in refereed journals

Milford, G. F. J., Porter, A. J. R., Fieldsend, J. K., Miller, C. A., Leach, J. E. and Williams, I. H. 1989. Glucosinolates in oilseed rape (Brassica napus) and the incidence of pollen beetles (Meligethes aeneus). Annals of Applied Biology - AAB. 115 (2), pp. 375-380. https://doi.org/10.1111/j.1744-7348.1989.tb03396.x

Development of field trial methodology to assess short-term effects of pesticides on beneficial arthropods in arable crops.

A - Papers appearing in refereed journals

Smart, L. E., Stevenson, J. H. and Walters, J. H. H. 1989. Development of field trial methodology to assess short-term effects of pesticides on beneficial arthropods in arable crops. Crop Protection. 8, pp. 169-180.

Rothamsted : a cradle of agricultural research.

G - Articles in popular magazines and other technical publications

Stevenson, J. H. 1989. Rothamsted : a cradle of agricultural research. Plants Today. 2 (3), pp. 84-89.

Effectiveness of different spraying systems in winter wheat and biological effects on target and non-target organisms.

A - Papers appearing in refereed journals

Cayley, G. R., Griffiths, D. C., Pye, B. J., Smart, L. E., Stevenson, J. H. and Walters, J. H. H. 1987. Effectiveness of different spraying systems in winter wheat and biological effects on target and non-target organisms. Agriculture, Ecosystems & Environment. 19, pp. 211-221.

Accurate estimation of invertebrate density in cereals.

G - Articles in popular magazines and other technical publications

Sunderland, K. D., Hawkes, C., Stevenson, J. H., Mcbride, T., Smart, L. E., Sopp, P. I., Powell, W., Chambers, R. J. and Carter, O. C. R. 1987. Accurate estimation of invertebrate density in cereals. Bulletin IOBC/WPRS/SROP . 10, pp. 71-81.

Toxicity and hazard of pesticides to honeybees : Harmonization of test methods.

G - Articles in popular magazines and other technical publications

Felton, J. C., Oomen, P. A. and Stevenson, J. H. 1986. Toxicity and hazard of pesticides to honeybees : Harmonization of test methods. Bee World. 67, pp. 114-124.

Effects of storage and pesticide treatments on honey bee brain acetyl cholinesterase activities

A - Papers appearing in refereed journals

Westlake, G. E., Hardy, A. R. and Stevenson, J. H. 1985. Effects of storage and pesticide treatments on honey bee brain acetyl cholinesterase activities. Bulletin Of Environmental Contamination And Toxicology. 34 (5), pp. 668-675. https://doi.org/10.1007/bf01609791

Leaf growth and water deficits: biochemistry in relation to biophysics

B - Book chapters etc edited externally

Lawlor, D. W. and Leach, J. E. 1985. Leaf growth and water deficits: biochemistry in relation to biophysics. in: Baker, N. R., Ong, C. K. and Davies, W. J. (ed.) Control of leaf growth Cambridge University Press (CUP) Cambridge. pp. 267-294

Pesticides and honey bees - toxicity in the laboratory, and hazard in the field

A - Papers appearing in refereed journals

Stevenson, J. H. 1983. Pesticides and honey bees - toxicity in the laboratory, and hazard in the field. Pesticide Science. 14 (6), pp. 636-637.

Insecticidal activity of the pyrethrins and related-compounds .14. Selectivity of pyrethroid insecticides between ephestia-kuhniella and its parasite venturia-canescens

A - Papers appearing in refereed journals

Elliott, M., Janes, N. F., Stevenson, J. H. and Walters, J. H. H. 1983. Insecticidal activity of the pyrethrins and related-compounds .14. Selectivity of pyrethroid insecticides between ephestia-kuhniella and its parasite venturia-canescens. Pesticide Science. 14 (4), pp. 423-426. https://doi.org/10.1002/ps.2780140412

Factors affecting the hazard of pesticides to honeybees

A - Papers appearing in refereed journals

Stevenson, J. H. 1983. Factors affecting the hazard of pesticides to honeybees. Bee World. 64 (3), pp. 117-121. https://doi.org/10.1080/0005772x.1983.11097927

Evaluation of pesticides for use with biological-control

A - Papers appearing in refereed journals

Stevenson, J. H. and Walters, J. H. H. 1983. Evaluation of pesticides for use with biological-control. Agriculture, Ecosystems & Environment. 10 (2), pp. 201-215. https://doi.org/10.1016/0167-8809(83)90062-2

Identification of poisoning by triazophos in honeybees

A - Papers appearing in refereed journals

Findlay, E., Smart, L. E. and Stevenson, J. H. 1982. Identification of poisoning by triazophos in honeybees. Journal of Apicultural Research. 21 (4), pp. 226-231. https://doi.org/10.1080/00218839.1982.11100547

Photosynthesis, respiration and evaporation of a field-grown potato crop

A - Papers appearing in refereed journals

Leach, J. E., Parkinson, K. J. and Woodhead, T. 1982. Photosynthesis, respiration and evaporation of a field-grown potato crop. Annals of Applied Biology - AAB. 101 (2), pp. 377-390. https://doi.org/10.1111/j.1744-7348.1982.tb00834.x

Laboratory estimation of toxicity of pyrethroid insecticides to honeybees - relevance to hazard in the field

A - Papers appearing in refereed journals

Smart, L. E. and Stevenson, J. H. 1982. Laboratory estimation of toxicity of pyrethroid insecticides to honeybees - relevance to hazard in the field. Bee World. 63 (4), pp. 150-152. https://doi.org/10.1080/0005772x.1982.11097888

Bias in pressure chamber measurements of leaf water potential

A - Papers appearing in refereed journals

Leach, J. E., Woodhead, T. and Day, W. 1982. Bias in pressure chamber measurements of leaf water potential. Agricultural meteorology. 27 (3-4), pp. 257-263. https://doi.org/10.1016/0002-1571(82)90010-3

Detection of starvation as the cause of death in honeybees, from thoracic glucose-levels

A - Papers appearing in refereed journals

Greenway, A. R., Smart, L. E., Simpson, J., Smith, M. C. and Stevenson, J. H. 1981. Detection of starvation as the cause of death in honeybees, from thoracic glucose-levels. Journal of Apicultural Research. 20 (3), pp. 180-183. https://doi.org/10.1080/00218839.1981.11100494

A portable system for measuring the photosynthesis and transpiration of graminaceous leaves

A - Papers appearing in refereed journals

Parkinson, K. J., Day, W. and Leach, J. E. 1980. A portable system for measuring the photosynthesis and transpiration of graminaceous leaves. Journal of Experimental Botany. 31 (124), pp. 1441-1453. https://doi.org/10.1093/jxb/31.5.1441

Photosynthesis and growth of spring barley - some effects of drought

A - Papers appearing in refereed journals

Leach, J. E. 1980. Photosynthesis and growth of spring barley - some effects of drought. The Journal of Agricultural Science. 94 (3), pp. 623-635. https://doi.org/10.1017/s0021859600028628

Oil seed rape and honeybee poisoning - 1978 1979

A - Papers appearing in refereed journals

Stevenson, J. H., Smart, L. E. and Walker, J. 1979. Oil seed rape and honeybee poisoning - 1978 1979. Proceedings of the British Crop Protection Council. 10, pp. 117-120.

Some effects of air temperature and humidity on crop and leaf photosynthesis, transpiration and resistance to gas transfer

A - Papers appearing in refereed journals

Leach, J. E. 1979. Some effects of air temperature and humidity on crop and leaf photosynthesis, transpiration and resistance to gas transfer. Annals of Applied Biology - AAB. 92 (2), pp. 287-297. https://doi.org/10.1111/j.1744-7348.1979.tb03876.x

Field enclosure apparatus for measuring crop photosynthesis

A - Papers appearing in refereed journals

Leach, J. E. 1979. Field enclosure apparatus for measuring crop photosynthesis. Annals of Applied Biology - AAB. 92 (1), pp. 125-132. https://doi.org/10.1111/j.1744-7348.1979.tb02965.x

Pre-flowering and post-flowering insecticide applications to control aphis-fabae on field beans - their biological and economic effectiveness

A - Papers appearing in refereed journals

Bardner, R., Fletcher, K. E. and Stevenson, J. H. 1978. Pre-flowering and post-flowering insecticide applications to control aphis-fabae on field beans - their biological and economic effectiveness. Annals of Applied Biology - AAB. 88 (2), pp. 265-271. https://doi.org/10.1111/j.1744-7348.1978.tb00705.x

Acute toxicity of unformulated pesticides to worker honey bees (apis-mellifera l)

A - Papers appearing in refereed journals

Stevenson, J. H. 1978. Acute toxicity of unformulated pesticides to worker honey bees (apis-mellifera l). Plant Pathology. 27 (1), pp. 38-40. https://doi.org/10.1111/j.1365-3059.1978.tb01070.x

Evaluation of pyrethroids for insect control

A - Papers appearing in refereed journals

Burt, P. E., Elliott, M., Farnham, A. W., Janes, N. F., Needham, P. H. and Stevenson, J. H. 1977. Evaluation of pyrethroids for insect control. Crop Protection Agents Their Biological Evaluation. August.

Beneficial insects present on a motorway verge

A - Papers appearing in refereed journals

Free, J. B., Gennard, D., Stevenson, J. H. and Williams, I. H. 1975. Beneficial insects present on a motorway verge. Biological Conservation. 8 (1), pp. 61-72. https://doi.org/10.1016/0006-3207(75)90079-8

Bee poisoning by insecticides in Britain 1966-1973

A - Papers appearing in refereed journals

Walker, J. and Stevenson, J. H. 1974. Bee poisoning by insecticides in Britain 1966-1973. Bee World. 55 (2), pp. 64-67.

Bee poisoning by insecticides in Britain 1966–1973

A - Papers appearing in refereed journals

Stevenson, J. H. and Walker, J. 1974. Bee poisoning by insecticides in Britain 1966–1973. Bee World. 55 (2), pp. 64-67. https://doi.org/10.1080/0005772X.1974.11097499

Work of the Insecticide Department - Rothamsted

A - Papers appearing in refereed journals

Graham-Bryce, I. J., Elliott, M., Sawicki, R. M., Greenway, A. R., Griffiths, D., Scott, G., Jeffs, J., Mudd, A., Stevenson, J. H., Mcintosh, A. H. and Phillips, F. 1974. Work of the Insecticide Department - Rothamsted. Chemistry & Industry.

NRDC 143, a more stable pyrethroid

A - Papers appearing in refereed journals

Elliott, M., Farnham, A. W., Janes, N. F., Needham, P. H., Pulman, D. A. and Stevenson, J. H. 1973. NRDC 143, a more stable pyrethroid. Proceedings of the British Insecticide and Fungicide Conference. 7.

Toxicity to foraging honeybees, apis-mellifera, of endosulfan, malathion and azinphos-methyl applied to flowering oil seed rape, brassica-napus

A - Papers appearing in refereed journals

Needham, P. H. and Stevenson, J. H. 1973. Toxicity to foraging honeybees, apis-mellifera, of endosulfan, malathion and azinphos-methyl applied to flowering oil seed rape, brassica-napus. Annals of Applied Biology - AAB. 75 (2), pp. 235-240. https://doi.org/10.1111/j.1744-7348.1973.tb07303.x

A self-powered portable insect suction sampler and its use to assess effects of azinphos methyl and endosulfan on blossom beetle populations on oil seed rape

A - Papers appearing in refereed journals

Arnold, A. J., Needham, P. H. and Stevenson, J. H. 1973. A self-powered portable insect suction sampler and its use to assess effects of azinphos methyl and endosulfan on blossom beetle populations on oil seed rape. Annals of Applied Biology - AAB. 75 (2), pp. 229-233. https://doi.org/10.1111/j.1744-7348.1973.tb07302.x

A photostable pyrethroid

A - Papers appearing in refereed journals

Elliott, M., Farnham, A. W., Janes, N. F., Needham, P. H., Pulman, D. A. and Stevenson, J. H. 1973. A photostable pyrethroid. Nature. 246 (5429), pp. 169-170. https://doi.org/10.1038/246169a0

Insecticides and beekeeping in England

A - Papers appearing in refereed journals

Stevenson, J. H. 1972. Insecticides and beekeeping in England. Lecture given to the Central Association of Beekeepers on February 9th 1972.

Bee poisoning in England and Wales, 1971

A - Papers appearing in refereed journals

Stevenson, J. H. 1972. Bee poisoning in England and Wales, 1971. Bee World. 53 (3), p. 113.

Factors affecting the performance of granular insecticides applied to field beans

A - Papers appearing in refereed journals

Graham-Bryce, I. J., Stevenson, J. H. and Etheridge, P. 1972. Factors affecting the performance of granular insecticides applied to field beans. Pesticide Science. 3 (6), pp. 781-797. https://doi.org/10.1002/ps.2780030615

Bee poisoning in 1970

A - Papers appearing in refereed journals

Stevenson, J. H. 1971. Bee poisoning in 1970. Bee World. 52 (2), pp. 75-76.

Bees in agriculture - Bee poisoning in 1969

A - Papers appearing in refereed journals

Needham, P. H. and Stevenson, J. H. 1970. Bees in agriculture - Bee poisoning in 1969. Bee World. 51 (2), pp. 62-62. https://doi.org/10.1080/0005772X.1970.11097295

Bee poisoning in 1966

A - Papers appearing in refereed journals

Needham, P. H. and Stevenson, J. H. 1970. Bee poisoning in 1966. Bee World. 48 (1), p. 7.

Laboratory and field assessment of pesticide poisoning of honeybees Apis Mellifera

A - Papers appearing in refereed journals

Stevenson, J. H. 1969. Laboratory and field assessment of pesticide poisoning of honeybees Apis Mellifera. Proceedings of the British Insecticide and Fungicide Conference. 5.

Laboratory studies on the acute contact and oral toxicities of insecticides to honeybees

A - Papers appearing in refereed journals

Stevenson, J. H. 1968. Laboratory studies on the acute contact and oral toxicities of insecticides to honeybees. Annals of Applied Biology - AAB. 61 (3), pp. 467-472. https://doi.org/10.1111/j.1744-7348.1968.tb04548.x

The secretion of the systemic insecticides dimethoate and phorate into nectar

A - Papers appearing in refereed journals

Lord, K. A., May, M. A. and Stevenson, J. H. 1968. The secretion of the systemic insecticides dimethoate and phorate into nectar. Annals of Applied Biology - AAB. 61 (1), pp. 19-27. https://doi.org/10.1111/j.1744-7348.1968.tb04506.x

The Value of a Fluorescent Tracer in Determining the Quantity of Dieldrin on Honeybees Foraging in a Sprayed Crop

A - Papers appearing in refereed journals

Cooper, B. A., Needham, P. H. and Stevenson, J. H. 1968. The Value of a Fluorescent Tracer in Determining the Quantity of Dieldrin on Honeybees Foraging in a Sprayed Crop. Journal of Apicultural Research. 7 (1), pp. 47-50. https://doi.org/10.1080/00218839.1968.11100187

Bee poisoning in 1968

A - Papers appearing in refereed journals

Needham, P. H. and Stevenson, J. H. 1967. Bee poisoning in 1968. Bee World. 50 (1).

Bee poisoning in 1967

A - Papers appearing in refereed journals

Needham, P. H. and Stevenson, J. H. 1967. Bee poisoning in 1967. Bee World. 48 (4).

The effect on honeybee mortality of applying insecticides as sprays or granules to flowering field beans

A - Papers appearing in refereed journals

Free, J. B., Needham, P. H., Racey, P. A. and Stevenson, J. H. 1967. The effect on honeybee mortality of applying insecticides as sprays or granules to flowering field beans. Journal of the Science of Food and Agriculture. 18 (4), pp. 133-138. https://doi.org/10.1002/jsfa.2740180401

New synthetic insecticidal compounds related to pyrethrins

A - Papers appearing in refereed journals

Elliott, M., Farnham, A. W., Janes, N. F., Needham, P. H., Pearson, B. C. and Stevenson, J. H. 1967. New synthetic insecticidal compounds related to pyrethrins. British Insecticide And Fungicide Conference. 4 (437).

A method of obtaining active worker honeybees in winter for experimental use

A - Papers appearing in refereed journals

Stevenson, J. H. 1966. A method of obtaining active worker honeybees in winter for experimental use. Journal of Apicultural Research. 5 (1), pp. 63-64. https://doi.org/10.1080/00218839.1966.11100134

Insecticides and beekeeping in England and Wales

A - Papers appearing in refereed journals

Needham, P. H. and Stevenson, J. H. 1966. Insecticides and beekeeping in England and Wales. Bee World. 47 (2), pp. 65-70. https://doi.org/10.1080/0005772X.1966.11095355

Damage to honey bee colonies (Apis mellifera) by insecticides in Great Britain, 1956–65

A - Papers appearing in refereed journals

Needham, P. H., Solly, S. R. B. and Stevenson, J. H. 1966. Damage to honey bee colonies (Apis mellifera) by insecticides in Great Britain, 1956–65. Journal of the Science of Food and Agriculture. 17 (3), pp. 133-137. https://doi.org/10.1002/jsfa.2740170308

Pyrethrum - its use in public health

A - Papers appearing in refereed journals

Stevenson, J. H. 1963. Pyrethrum - its use in public health. Royal Society of Health Journal. 83, pp. 207-212. https://doi.org/10.1177/146642406308300431