搜索结果: 1-6 共查到“家畜繁殖学 hens”相关记录6条 . 查询时间(0.125 秒)
Changes in Calcitonin Receptor Binding in the Shell Gland of Laying Hens (Gallus domesticus) During the Oviposition Cycle
chicken shell gland calcitonin receptor culcification
font style='font-size:12px;'>
2009/8/3
This study was conducted to examine calcitonin (CT) receptor binding in the membrane fraction of the endometrium of the shell gland of laying hens by the use of [125I] CT binding assays. Specific [125...
Effects of Repeated Artificial Insemination on the Structure and Function of Oviducal Sperm Storage Tubules in Hens
artificial insemination chicken fertility decline oviduct sperm storage tubules
font style='font-size:12px;'>
2009/7/31
The goal of this study was to determine the mechanism by which the fertility was declined by repeated artificial insemination (AI) in laying hens. The structures of sperm storage tubules (SST) and lym...
Corticosterone Secretion as a Response of Incubating Gifujidori Hens to Restraint Stress
restraint stress corticosterone incubating hens Gifujidori
font style='font-size:12px;'>
2009/7/30
Incubating, laying, and nonlaying Gifujidori hens were restrained on a board, and their plasma corticosterone concentration was measured by radioimmunoassay. The corticosterone concentration was obser...
Effects of Dietary Dihydropyridine Supplementation on Laying Performance and Fat Metabolism of Laying Hens
HSL (Hormone-sensitive Triglyceride Lipase) SOD (Superoxide D
font style='font-size:12px;'>
2016/4/26
The experiment was conducted to investigate the effects of dihydropyridine on laying performance and fat metabolism of laying hens. Five hundred and forty laying hens, 40 weeks old, were randomly allo...
Production of Iron Enriched Eggs of Laying Hens
Egg Iron Iron-methionine Chelate Eggshell Color Eggshell Strength
font style='font-size:12px;'>
2016/4/18
An experiment was conducted to investigate the efficiency of transfer of dietary iron sources to eggs of laying hens. Eighty ISA-Brown laying birds of 30 wk old were housed in 40 cages of 2 birds each...
Effects of Feeding Dried Leftover Food on Productivity of Laying Hens
Laying Hens Dried Leftover Food Feed Conversion Egg Production Yolk Cholesterol
font style='font-size:12px;'>
2016/4/15
This experiment was conducted to investigate the effects of different levels of dried leftover food (DLF) in the diet on feed utilization and egg-laying performance of hens. One hundred sixty-eight, 1...