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090 _aB-15755
245 1 0 _aAgricultural origins: center and noncenters: agriculture may originale in discrete centers or evolve over vast areas without definable centers
490 0 _vScience, 174, p.468-474, 1971
520 3 _aFor nearly half a century the charisma of N.I Vavilov and the elegant simplicity of his methodology heve dominated theories and concepts about the origin of cultivated plants.
650 1 4 _aAGRICULTURA
650 1 4 _aPLANTAS - CULTIVO
700 1 2 _aHarlan, Jack R.
856 4 0 _uhttps://drive.google.com/file/d/1mjOp83pgDZOytGUAA_SB3JGgKvqibyov/view?usp=drivesdk
_zPara ver el documento ingresa a Google con tu cuenta: @cicy.edu.mx
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