不同品种和优系开始休眠和结束休眠的日期不同。
The date of beginning and ending dormancy of various varieties and good strains was different.
四个优系处理与对照相比,均降低了两种病害的发病率、发病指数和发病程度;
The incidence, index and epidemic degree of the two disease decreased comparing with CK after choice ;
以豫麦49、豫麦18为对照,对豫麦66及其优系和矮早系的花器构造、散粉特性和穗部特征进行了研究。
The inflorescence organization, the blooming habits and the spike characteristics of Yumai No. 66 were studied in this paper.
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