福寿螺实用养殖技术 - Tapa blanda

Snails practical farming techniques(Chinese Edition)

paperback. Condición: New. Language:Chinese.Paperback. Pub Date: 2003-3-1 Pages: 98 Publisher: Golden Shield Press snails meat is delicious. nutritious. delicious food on the table. Snails fast growth. reproduction and strong. easy to keep. low cost. high yield. there is a potential for development of aquaculture object. The book details the biological characteristics of snails. the grade and multi-stage rounds raised stocking density. artificial propagation and breeding. feeding and food. the effects of different leve. Nº de ref. del artículo: BY063129

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