共 50 条
- [41] Relationship between milk yield, fertility and amount of disease of Holstein Friesian dairy cows ARCHIV FUR TIERZUCHT-ARCHIVES OF ANIMAL BREEDING, 2010, 53 (03): : 283 - 292
- [43] Effect of seasonal changes on fertility parameters of Holstein dairy cows in subtropical climate of Taiwan ASIAN-AUSTRALASIAN JOURNAL OF ANIMAL SCIENCES, 2018, 31 (06): : 820 - 826
- [44] The effect of milk urea level on fertility parameters in Holstein-Friesian dairy cows TURKISH JOURNAL OF VETERINARY & ANIMAL SCIENCES, 2020, 44 (01): : 42 - 46
- [46] EFFECTS OF RETAINED PLACENTA ON THE FERTILITY IN TREATED DAIRY COWS BULGARIAN JOURNAL OF AGRICULTURAL SCIENCE, 2011, 17 (01): : 126 - 131
- [49] Fertility of Holstein cows in Chengdu, China ASIAN-AUSTRALASIAN JOURNAL OF ANIMAL SCIENCES, 2003, 16 (02): : 185 - 188