INHIBITORY ACTION OF ARTIFICIAL LIGHT ON THE SEXUAL SEASON OF THE EWE

[1] HAMMOND J, PHYSL REPRODUCTION, V2

[2] NEURAL CONTROL OF THE PITUITARY GLAND [J]. PHYSIOLOGICAL REVIEWS, 1948, 28 (02) : 139 - 179

[3] PHOTOPERIODICITY IN SUFFOLK SHEEP [J]. JOURNAL OF AGRICULTURAL SCIENCE, 1950, 40 (1-2) : 143 - 149

[4] Sykes J. F., 1944, QUART BULL MICHIGAN AGRIC EXP STA, V26, P250

[5] THE BREEDING SEASON OF THE SHEEP WITH PARTICULAR REFERENCE TO ITS MODIFICATION BY ARTIFICIAL MEANS USING LIGHT [J]. JOURNAL OF AGRICULTURAL SCIENCE, 1949, 39 (01) : 1 - +

[6] 1948, REP CHIEF BUR ANIM I, P23

[7] 1949, REP CHIEF BUR ANIM I, P22

[1] HAMMOND J, PHYSL REPRODUCTION, V2

[2] NEURAL CONTROL OF THE PITUITARY GLAND [J]. PHYSIOLOGICAL REVIEWS, 1948, 28 (02) : 139 - 179

[3] PHOTOPERIODICITY IN SUFFOLK SHEEP [J]. JOURNAL OF AGRICULTURAL SCIENCE, 1950, 40 (1-2) : 143 - 149

[4] Sykes J. F., 1944, QUART BULL MICHIGAN AGRIC EXP STA, V26, P250

[5] THE BREEDING SEASON OF THE SHEEP WITH PARTICULAR REFERENCE TO ITS MODIFICATION BY ARTIFICIAL MEANS USING LIGHT [J]. JOURNAL OF AGRICULTURAL SCIENCE, 1949, 39 (01) : 1 - +

[6] 1948, REP CHIEF BUR ANIM I, P23

[7] 1949, REP CHIEF BUR ANIM I, P22