t39
t39-
Currently there were many discrimination methods to identify the tobacco varieties resistant to tobacco mosaic virus , including comparison of the incidence of viral infection , the methods of the disease rating and survey on disease consistent with the provisions of the YC / T39 .
目前国内通用的鉴定抗病性强弱的方法有许多，包括发病率的比较，符合YC/T39规定的病害划分及调查方法等。
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The interactions between family history of TS and risk factors which included highly fever ( T39 ℃), nocuous mental stimulation during early pregnancy were analysed . The result revealed that EF ( AxB ) ( etiologic fraction attributable to interaction ) were 0.629, 0.069 respectively .
分析TS家族史与高热（T39℃）、母亲孕早期受精神刺激间的交互作用，其病因分值分别为0.629、0069。