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A New Factor for Resistance to Club Root in Brassica napus L.
Author(s) -
Johnston T. D.
Publication year - 1970
Publication title -
plant pathology
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.928
H-Index - 85
eISSN - 1365-3059
pISSN - 0032-0862
DOI - 10.1111/j.1365-3059.1970.tb01007.x
Subject(s) - biology , brassica , race (biology) , resistance (ecology) , genetics , gene , botany , agronomy
SUMMARY A new race of Plasmodiophora brassicae with a range of pathogenicity to B. napus different from that of previously known races has been isolated. The race is designated N4. Genetic studies have shown that resistance to N4 is governed by a major gene with resistance dominant to susceptibility.