EVIDENCE FOR DILATORY RESISTANCE TO ANTHRACNOSE IN SORGHUM

被引:21
作者
CASELA, CR [1 ]
FREDERIKSEN, RA [1 ]
FERREIRA, AS [1 ]
机构
[1] EMBRAPA,CTR NACL PESQUISA MILHO & SORGO CAIXA POSTAL 151,BR-35700 BRASILIA,BRAZIL
关键词
D O I
10.1094/PD-77-0908
中图分类号
Q94 [植物学];
学科分类号
071001 ;
摘要
Dilatory resistance to Colletotrichum graminicola and the latent period of anthracnose were evaluated on 10 sorghum genotypes in isolated plots in the United States and Brazil. There was a great variation among sorghum cultivars in the United States, and a large, but smaller, range of dilatory resistance was recorded on the sorghum genotypes in Brazil. Values of area under the disease progress curves from both locations were highly correlated. The dilatory resistance expressed in both locations was highly correlated to the latent period measured under greenhouse conditions.
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页码:908 / 911
页数:4
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