Comparative study of oestrous cycles and ovulation characteristics of cattle kept at diffent altitudes in Peru Comparative study of oestrous cycles and ovulation characteristics of cattle kept at diffent altitudes in Peru

by Cardenas, H., Joint FAO/IAEA Div. of Nuclear Techniques in Food and Agriculture, Vienna (Austria) eng, Vivanco, W., Alvarado, E., Padilla, A., Flores, A. (Universidad Nacional Agraria La Molina, Lima (Peru))
Published 1990