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Stress Influences on Gonad Development
Comparison of Handreared and Wildcaught Captives with Pre
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1958 FEMALE PINTAILS able to stimulate ACTH ACTH Assays Adrenal Weights Analysis of Variance Aron Asmundson ASSAY 1958 FEMALE avian Benoit Biol breeding chick chicken pituitary decerebration differences doses duck ovaries duck pituitary eggs Endocrinol estrogen experiment experimental Expl factors failure female Black Ducks five percent level glands gonadotropic hormones gonadotropin gonadotropin assay gonads hand-reared birds hand-reared captives histology House Sparrows Howland's Island hyperthyroidism hypothalamus inhibition injections interaction lesions light male Mallards mammalian means Within groups Nalbandov normal ovarian follicles ovary weight Ovary Wt oviducts ovulation Pekin Duck photoperiods pituitary and diethylstilbesterol pituitary gonadotropin pituitary hormones produced production and release rats reproductive response showed significant species Squares Degrees starved stimulate follicles stress Sum of Squares TABLE Testes Weights thyroid thyroid weight thyroxin tion treatment tropin Tukey's Test Vaugien waterfowl weight and histology wild birds wild-trapped yellow yolk Zarrow