9787109071841 - 科学饲养奶牛技术问答【正版图书 放心购买】 (1 resultados)
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Librería: liu xing, Nanjing, JS, Chinaliu xing
Contactar con el vendedorVendedor de 5 estrellasCondición: Nuevo
EUR 42,67
Envío por EUR 15,82Se envía de China a Estados Unidos de AmericaCantidad disponible: 1 disponibles
paperback. Condición: New. Paperback Pages Number: 321 Language: Chinese. Scientific feeding cows technical Q & A describes the basic knowledge of various aspects of dairy production and technical issues. the main contents include how to select the cows. the dairy cow's nutritional needs and feeding and management methods. the d…airy cow breeding and breeding measures. dairy design and environmental control methods. modulation technology of dairy feed and forage cultivation technology. milk and dairy knowledge. cow dise.
