PHYSIOLOGIC SPECIALIZATION OF ERYSIPHE GRAMINIS F SP TRITICI IN UNITED KINGDOM 1964-5

被引:24
作者
WOLFE, MS
机构
来源
TRANSACTIONS OF THE BRITISH MYCOLOGICAL SOCIETY | 1967年 / 50卷
关键词
D O I
10.1016/S0007-1536(67)80095-0
中图分类号
Q93 [微生物学];
学科分类号
071005 ; 100705 ;
摘要
Physiologic race surveys of the populations of E. graminis f. SP. tritici were carried out to determine physiologic specizlization. Detached leaf segments of differential wheat varieties in common use in north-western Europe were used. Two previously unrecorded races were identified, namely, 1 and 27. The most common races found in 1961 and 1962, races 0 and 3, remained so in 1964 and 1965. The frequency of rare 3 reached a maximum of 75% of all isolates in 1964 and then declined. The distribution of physiologic races of E. graminis f. sp. tritici in north-western Europe is discussed.
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页码:631 / +
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