ISBN: 9787511626653 - 对症养生汤 常喝保健康 (1 risultati)

paperback. Condizione: New. Paperback. Pub Date:2016-07-01 Pages:225 Language: Publisher: Chinese Chinese agricultural science and technology press for the majority of farms (households) relevant personnel to understand the pig breeding technology and common disease prevention and control knowledge. improve production efficiency. reduce the mortality and elimination rate. pig breeding and disease prevention and control of health knowledge in animal often. …