Studies on growth characteristics of physiologic races A-1, A-2, A-3, and A-4 of phytophthora fragariae hickman on different media

Abstract

Red-stele, incited by Phytophthora/ragariae HICKMAN, is the most debilitating and destructive disease of strawberry. The only satisfactory and dependable means of control is the use of resistant varieties. This has its limitations, however, because of the occurrence of physiologic races of the pathogen that vary widely in pathogenicity and distribution… (More)
DOI: 10.1007/BF02128449

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