Vendeur : liu xing, Nanjing, JS, Chine
paperback. Etat : New. Paperback Pages Number: 130 Language: Chinese. Silkworm disease prevention key technologies based on the popularity of the promotion of science and sericulture. sericulture-oriented technical staff and the vast majority of silkworm breeder. in plain language about the scientific knowledge of sericulture in disease prevention . The book is divided into six parts. the first description of the preparatory work of the sericulture and understanding from the physiological knowledge of Bombyx mori s. N° de réf. du vendeur MY1064
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