本文报道大豆孢囊线虫4号小种新抗源的筛选和利用研究结果。
This is the report concerning the screening and utilization of new resistant sources to race No. 4 of soybean cyst nematode.
按北卡罗来纳小种鉴别法鉴定，16个群体在鉴别寄主上的反应属1号小种，4个群体为2号小种。
According to the "North Carolina Differential Host Test" scheme, 16 populations reacted as race 1, and 4 populations as race 2.
试验结果表明，0号小种与1号小种不但在HT-毒素组成上有差异，在菌丝蛋白组成上也存在显著区别。
The difference between race 0 and race 1 was not only shown in their pathogenicity, the composition of HT-toxin, but also in the constitution of mycelium proteins.
这说明黑龙江省主栽大豆品种绝大部分对大豆胞囊线虫3号生理小种都是感病或高感的。
The results showed that most of the major soybean cultivars were susceptible or highly susceptible to race 3 of SCN in Heilongjiang Province.
对抗病品种应县小黑豆与大豆胞囊线虫3号生理小种（SCN3）互作及田间动态关系进行了研究。
The reaction and population dynamics were studied between the resistant cultivar Yingxian small black soybean and Heterodera glycines race 3(SCN3).
鉴定结果表明，抗源材料多为黑种皮大豆，而且不同地区大豆种质资源对大豆抱囊线虫3号生理小种的抗性差异较大。
The results showed that there were significant difference in resistance to race 3 of soybean cyst nematode among accessions of soybeans of…
对照品种小偃6号反应型相对一致，只在E09小种中，检测到1个抗病单株，对其余四个白粉菌株，全部表现为感病。
While in the control cultivar, Xiaoyan6 performed similar reaction to powdery mildew. Only 1 line was resistance to E09 and all other lines were susceptible to other 4 powdery mildew.
对照品种小偃6号反应型相对一致，只在E09小种中，检测到1个抗病单株，对其余四个白粉菌株，全部表现为感病。
While in the control cultivar, Xiaoyan6 performed similar reaction to powdery mildew. Only 1 line was resistance to E09 and all other lines were susceptible to other 4 powdery mildew.
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