Research
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Habituated fear response in Blue Tits
Ash, J.S. 1952. British Birds, 45: 288-289.
Birds feeding on rotten pears
Ash, J.S. 1952. British Birds, 45: (402).
The effect of snow-storm on breeding birds.
Ash, J.S. 1951. British Birds, 44: 57-59.
Colour variation in tits
Ash, J.S. 1951. British Birds, 44: 92-93.
Blue Tits killed in mouse-traps
Ash, J.S. 1951. British Birds, 44: (184).
Domed nest of wood-lark
Ash, J.S. 1951. British Birds, 44: 201.
"False-feeding" of passerines
Ash, J.S. 1951. British Birds, 44: 406-407.
Keratitis in pheasants following treatment with phenothiazine.
Clapham, P.A. 1950. Journal of Helminthology, 24: 61-62.
On treating and preventing gapeworm disease.
Clapham, P.A. 1950. Journal of Helminthology, 24: 53-60.
On sterilizing land against poultry parasites.
Clapham, P.A. 1950. Journal of Helminthology, 24: 137-144.
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