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Decreased fertility with increasing paritiy in lactating dairy cows
- Balendran, A., Gordon, M., Pretheeban, T., Singh, R., Perera, R., Rajamahedran, R.
- Canadian journal of animal science 2008 v.88 no.3 pp. 425-428
- dairy cows, parity (reproduction), animal age, female fertility, progesterone, blood chemistry, pregnancy rate, Holstein, heifers, milk composition, British Columbia