The cycle index, an alternative to the farrowing index converted to a yearly basis
Wierda, A, van der Valk, P C, Vernooy, J C, Buurman, J, Vandenbooren, J C
Published in The Veterinary quarterly (01.01.1986)
Published in The Veterinary quarterly (01.01.1986)
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Journal Article
The role of the practicing veterinarian in the integrated monitoring of the meat production chain
Brand, A, Wierda, A, van der Valk, P C, Vandenbooren, J C
Published in Tijdschrift voor diergeneeskunde (01.04.1984)
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Published in Tijdschrift voor diergeneeskunde (01.04.1984)
Magazine Article