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Abstract
Causes of the decline in partridge populations and effect of the insecticide dimethoate on chick mortality.
Potts, G.R.
1990. In: Lumeij, J.T. & Hoogeveen, Y.R. (eds) The Future of Wild Galliformes in the Netherlands: 62-70. Organisatiecommissie Nederlandse Wilde Hoenders, Amersfoort.
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Abstract
Raptors and red grouse populations overwinter: a comparison between three studies.
Redpath, S.M.
1990. In: Lovell, T.W.I. & Hudson, P.J. (eds) Proceedings of the Fourth International Grouse Symposium: Chapter 5, Session 1. World Pheasant Association, Reading.
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Abstract
Hen Harriers facilitating predation of Red Grouse chicks by Buzzard.
Redpath, S.M.
1990. British Birds, 83: 116.
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Abstract
The impact of generalist predators on gamebird populations.
Reynolds, J.C.
1990. In: Lumeij, J.T. & Hoogeveen, Y.R. (eds) The Future of Wild Galliformes in the Netherlands: 172-184. Organisatiecommissie Nederlandse Wilde Hoenders, Amersfoort.
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Abstract
The effects of releasing hand-reared birds on the British pheasant population.
Robertson, P.A.
1990. In: Hill, D.A., Garson, P.J. & Jenkins, D. (eds) Pheasants in Asia 1989: 233-236. World Pheasant Association, Reading.
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Abstract
The effects of hand-rearing on wild gamebird populations.
Robertson, P.A. & Dowell, S.D.
1990. In: Lumeij, J.T. & Hoogeveen, Y.R. (eds) The Future of Wild Galliformes in the Netherlands: 158-171. Organisatiecommissie Nederlandse Wilde Hoenders, Amersfoort.
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Abstract
Trapping, marking and radio-tagging.
Robertson, P.A. & Kenward, R.E.
1990. In: Hill, D.A., Garson, P.J. & Jenkins, D. (eds) Pheasants in Asia 1989: 153-166. World Pheasant Association, Reading.
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Abstract
The effects of six insecticides used in UK cereal fields on sawfly larvae (Hymenoptera: Tenthredinidae).
Sotherton, N.W.
1990. In: 1990 Brighton Crop Protection Conference - Pests and Diseases Vol. 3: 999-1004. British Crop Protection Council, Farnham.
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Abstract
The environmental benefits of conservation headlands in cereal fields.
Sotherton, N.W.
1990. Pesticide Outlook, 1: 14-18.
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Abstract
Indirect impacts of pesticides on the production of wild gamebirds in Britain.
Sotherton, N.W. & Robertson, P.A.
1990. In: Church, K.E., Warner, R.E. & Brady, S.J. (eds) Perdix V: Gray Partridge and Ring-Necked Pheasant Workshop: 84-102. Kansas Department of Wildlife and Parks, Emporia, Kansas.