蜂 正版 王瑞生 9787111577065 - Tapa blanda

Tew efficiently keep the key technology(Chinese Edition)

paperback. Condición: New. Language:Chinese.Paperback. Pub Date: 2017-11-01 Pages: 148 Publisher: mechanical industry publishing house book. in the form of graphic combination. bee resources in our country was introduced in detail. biological characteristics. feeding equipment and tools. the traditional breeding method. box technology. active box feeding basic operation technology. different periods of breeding management technology and DiHai main disease prevention and control technology. etc.This book illustrated. Nº de ref. del artículo: NI074447

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