Post-mortem and pesticide examinations of birds in the cold spell of 1963.
Ash, J.S. & Sharpe, G.I.
1964. Bird Study, 11: 227-239.
Observations in Hampshire and Dorset during the 1963 cold spell.
1964. British Birds, 57: 221-241.
Submission of Evidence on the Present Voluntary Safety Arrangements for the Use of Pesticides.
1964. Report to the MAFF Advisory Committee on pesticides and other toxic chemicals, Minister of Agriculture, Fisheries and Food, London.
1964. The Shooting Times Library: No. 15. Percival Marshall & Co, London.
The Risks to Bird Life from Chlorinated Hydrocarbon Pesticides September 1962-July 1963.
Cramp, S., Conder, P.J. & Ash, J.S.
1964. Fourth report of the British Trust for Ornithology and the Royal Society for the Protection of Birds on Toxic Chemicals, in collaboration with the Game Research Association, Sandy, Bedfordshire.
The risk to bird life from chlorinated hydrocarbon pesticides.
Cramp, S., Conder, P.J., & Ash, J.S.
1964. Angewandte Ornithologie, 2: 15-22.
Pheasants and Forestry - a basic layout.
1964. Quarterly Journal of Forestry, 58: 142-147.
The conservation of game as a natural resource.
Middleton, A.D. & Ash, J.S.
1964. In: 'The Countryside in 1970' Study Conference: 1-14. Her Majesty's Stationery Office, London.
The helminth parasites of some small mammal communities I. the parasites and their hosts.
1964. Parasitology, 54: 145-154.
Effects of Thiabendazole on Syngamus trachea in pheasants
1964. Nature, 201: 315-316.
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