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商品杂交稻种子中稻粒黑粉病病谷的混杂问题及防治对策董国堃，张志恒（浙江台州地区农科所，３１７０００）１问题的提出稻粒黑粉病（Ｔｉｌｌｅｔｉａｂａｒｃｌａｙａｎａ）是严重影响杂交制种田产量和品质的一种病害。１９８９年我们在检查龙游县种子公司的威优４８－...
Commodity hybrid rice seeds in the grain of rice powdery mildew disease Valley mixed problems and prevention and control measures Dongguo Kun, Zhang Zhiheng (Taizhou, Zhejiang Agricultural Science Institute, 317000) 1 problem of rice powdery mildew (Tilletiabarclayana) is a serious impact on the yield of hybrid seed farming And quality of a disease. 1989 we are examining Longyou seed company Wei You 48 -...