Soggetto
- Testosterone[remove]7
- Beef cattle2
- Beef cattle -- Feed utilization efficiency1
- Cattle -- Breeding1
- Cichlosoma bimaculatum1
- Diethylstilbestrol1
- Ejaculation1
- Hormones in animal nutrition1
- Hormones, Sex1
- Llamas--Reproduction--Endocrine aspects1
- Luteinizing hormone1
- Mice1
- Prenatal influences1
- Rams -- Fertility1
- Testis -- Development -- Endocrine aspects1