Use of ai technician scores for body condition, uterine tone and uterine discharge in a model with disease and milk production parameters to predict pregnancy risk at first ai in holstein dairy cows
作者： S.H. Loeffler , M.J. de Vries , Y.H. Schukken , A.C. de Zeeuw , A.A. Dijkhuizen
DOI: 10.1016/S0093-691X(99)00071-0
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摘要: … skills of AI technicians are generally thought to be sufficient for estimating uterine tone, … , we hypothesized that manual measurement of uterine tone could affect pregnancy, Two other …
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