Búsqueda de LIBROS DEL AUTOR: arnon i

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  • AGRICULTURE IN DRY LANDS: PRINCIPLES AND PRACTICE
    ARNON, I.
    Throughout history, man has, by over-use, consistently reduced the productive capacity of dry lands. This degradation of one-third of the land area of the globe is, unfortunately, increasing. In recent years, world interest has turned to the problems of pollution of the environment and the impending food shortage as world population grows explosively. Thus the attention of inte...

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