EXPLOITING WITHIN - FIELD DIVERSITY AS A DEFENSE AGAINST CEREAL DISEASES : A PLEA FOR "POLY - GENOTYPES" VARIETIES
Year: 1979
Volume: 39
Issue: 1
Article DOI: NA
Print ISSN: 0019-5200
Online ISSN: 0975-6906
L. J. M. GROENEWEGEN AND J. G. ZADOKS info_circle