Product Description: It is a distressing truism that the human race during the last millennium has caused the exponential loss of plant genetic diversity throughout the world. This has had direct and negative economic, political and social consequences for the human race, which at the same time has failed to exploit fully the positive benefits that might result from conserving and exploiting the world's plant genetic resources...read more (view table of contents, read Amazon.com's description)

Product Description: The recent development of ideas on biodiversity conservation was already being considered almost three-quarters of a century ago for crop plants and the wild species related to them, by the Russian geneticist N.!. Vavilov. He was undoubtedly the first scientist to understand the impor­ tance for humankind of conserving for utilization the genetic diversity of our ancient crop plants and their wild relatives from their centres of diversity...read more (view table of contents, read Amazon.com's description)

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Product Description: This is an expanded, completely rewritten and updated new edition of Professor Hawkes' definitive botany of the tuber-bearing solanums (potatoes), last revised in 1963. Professor Hawkes is the leading world authority on the botany, genetics, breeding and cultivation of the potato and this work encapsulates a lifetime's distinguished botanical work...read more

Product Description: The authors provide a comprehensive treatise on wild and cultivated Bolivian potatoes, a critical food crop in high altitude regions throughout South America. Part one illustrates their importance in providing the genetic basis for developing new potato varieties resistant to pests and diseases and adapted to environmental stresses...read more