Vendeur : liu xing, Nanjing, JS, Chine
paperback. Etat : New. Pub Date: 2014-10-01 Pages: 166 Language: Chinese Publisher: Shaanxi Science and Technology Press. raising cows Science and Management in the form of questions and answers from the situation in dairy development. the formation and discharge of milk. dairy selection. aspects of breeding. use. reproduction. nutrition needs. processing and utilization of forage. the entire feeding management. mechanical milking. papillitis prevention raised 86 farmers in the production of practical problems freq. N° de réf. du vendeur CR019597
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