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The influence of time of insemination relative to time of ovulation on farrowing frequency and litter size in sows, as investigated by ultrasonography
A.K. Nissen, N.M. Soede, P. Hyttel, M. Schmidt, L. D'HooreVolume:
47
Year:
1997
Language:
english
DOI:
10.1016/s0093-691x(97)00162-3
File:
PDF, 830 KB
english, 1997