منابع برچسب گذاشته شده توسط: Breeding
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Key Resource 1995/01/01 This book examines how individual species of domestic livestock can be integrated into the whole concept of sustainable agriculure in the tropics. A wide range of different case studies from tropical countries provide practical models for livestock husbandry.
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1996/12/01 Goats play a vital role in the rural economy of many poor countries, and numerous projects have been established to encourage their development. But the extension workers employed on such projects are often untrained in goat production, and the only available textbooks are mostly very academic or...