INFLUENCE OF VARIATION IN LENGTH OF DAY UPON THE BREEDING SEASON IN SHEEP

[1] Modification of mammalian sexual cycles, reactions of ferrets (Putorius vulgaris) of both sexes to electric light added after dark in November and December [J]. PROCEEDINGS OF THE ROYAL SOCIETY OF LONDON SERIES B-CONTAINING PAPERS OF A BIOLOGICAL CHARACTER, 1932, 110 (767) : 322 - 336

[2] BISSONNETTE THOMAS HUME, 1941, PHYSIOL ZOOL, V14, P379

[3] On the breeding season in the sheep [J]. JOURNAL OF AGRICULTURAL SCIENCE, 1944, 34 : 97 - 105

[4] Studies on the hypophysectomized ferret V - Effect of hypophysectomy on the response of the female ferret to additional illumination during anoestrus [J]. PROCEEDINGS OF THE ROYAL SOCIETY OF LONDON SERIES B-CONTAINING PAPERS OF A BIOLOGICAL CHARACTER, 1933, 113 (785) : 537 - 540

[5] The change over in the oestrous cycle in animals after transference across the equator, with further observations on the incidence of the breeding seasons and the factors controlling sexual periodicity [J]. PROCEEDINGS OF THE ROYAL SOCIETY SERIES B-BIOLOGICAL SCIENCES, 1937, 122 (829): : 413 - 428

[1] Modification of mammalian sexual cycles, reactions of ferrets (Putorius vulgaris) of both sexes to electric light added after dark in November and December [J]. PROCEEDINGS OF THE ROYAL SOCIETY OF LONDON SERIES B-CONTAINING PAPERS OF A BIOLOGICAL CHARACTER, 1932, 110 (767) : 322 - 336

[2] BISSONNETTE THOMAS HUME, 1941, PHYSIOL ZOOL, V14, P379

[3] On the breeding season in the sheep [J]. JOURNAL OF AGRICULTURAL SCIENCE, 1944, 34 : 97 - 105

[4] Studies on the hypophysectomized ferret V - Effect of hypophysectomy on the response of the female ferret to additional illumination during anoestrus [J]. PROCEEDINGS OF THE ROYAL SOCIETY OF LONDON SERIES B-CONTAINING PAPERS OF A BIOLOGICAL CHARACTER, 1933, 113 (785) : 537 - 540

[5] The change over in the oestrous cycle in animals after transference across the equator, with further observations on the incidence of the breeding seasons and the factors controlling sexual periodicity [J]. PROCEEDINGS OF THE ROYAL SOCIETY SERIES B-BIOLOGICAL SCIENCES, 1937, 122 (829): : 413 - 428