科学养猪实用新技术 赵丰清,张立元,温建军 9787511617286 - Tapa blanda

Science pig practical new technology (the new vocational training materials for Farmers)(Chinese Edition)

paperback. Condición: New. Language:Chinese.Pub Date: 2014-07-01 Pages: 163 Publisher: China Agricultural Science and Technology Publishing House Science pig practical new technology is a new technology professional farmer training materials. Textbook is divided into seven chapters. including the standardization of modern animal husbandry and livestock breeding. pig economic types and varieties. feeding and management overview pigs. pig feeding and management. hog production. diagnosis and prevention of common diseases. Nº de ref. del artículo: CQ064576

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