Abstract:
:Winter wheat cultivars Aquileja (AQ) and Xian Nong 4(XN) were previously reported to possess durable, quantitative resistance to stripe rust disease. In the present study, AQ, XN and a susceptible wheat cultivar were reciprocally crossed in all 6 combinations. Parents, F1, F2, F3, BCP1 and BCP2 were used to determine quantitative genetic parameters for infection type and disease severity. The results showed that fixable genetic components preponderated in the inheritance of the resistance in AQ and XN for both infection type and disease severity, while the dominant component could be detected in some cases. The resistance was conditioned by oligogenes. Heritability of the resistance ranged from 50 to 79% in most cases.
journal_name
J Appl Genetjournal_title
Journal of applied geneticsauthors
Feng J,Zhang Z,Li G,Zhou Y,Wang H,Guo Q,Sun Jdoi
10.1007/BF03194656subject
Has Abstractpub_date
2007-01-01 00:00:00pages
43-6issue
1eissn
1234-1983issn
2190-3883pii
372journal_volume
48pub_type
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