Pub 2015-1-1 284 Chemical Industry Press book about the ecological pig practical techniques. described in detail the characteristics and patterns of ecological pig. planning and design of ecological farms. eco-pig variety of choices. eco-pig nutrition and feed formulation technology. ecology. health. pig feeding and management technology. environmental protection and ecological pig waste disposal technology. eco-pig disease prevention and control technology. business and eco-pig management. etc.. practical. scientific. advanced. improve the ecological pig guiding science books. 1 Introduction Section connotation of a an ecological farming. ecological farming should follow the ecological system. the principle of a two regeneration. there are many models of ecological farming. should be adapted to local conditions. ...
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paperback. Condition: New. Language:Chinese.Paperback. Pub Date: 2015-1-1 Pages: 284 Publisher: Chemical Industry Press book about the ecological pig practical techniques. described in detail the characteristics and patterns of ecological pig. planning and design of ecological farms. eco-pig variety of choices. eco-pig nutrition and feed formulation technology. ecology. health. pig feeding and management technology. environmental protection and ecological pig waste disposal technology. eco-pig disease prevention and co. Seller Inventory # CQ067457
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