Optimum control period of false smut is from the end of boot stage to the rupturing stage of rice.
防治稻曲病的药剂以瘟曲克星的防效最好； 防治适期足水稻孕穗末期至破口期；
Using false smut of rice (FSR) sclerotia isolation, the pathogen of FSR was cultured in PSA medium.
在PSA培养基上，利用稻曲病菌菌核分离培养了稻曲病菌。
The distribution of different yellow greenish spore balls of false smut on single panicle was observed.
考查了稻曲病不同曲果数在单穗上的分布。
The comparative studies on the microstructure of rice false smut balls and colonies of Ustilaginoidea virens on different media were conducted by SEM.
本文对不同培养条件下稻曲病菌菌落及稻曲球的微结构进行了扫描电镜比较研究。
The results show that the major factors affecting the occurrence of rice false smut are fungus resource, rice variety, weather condition and rice growth period.
结果表明，菌源、品种、气象条件及水稻生育期是稻曲病发生与否和发生轻重的主要因子。
The results show that the major factors affecting the occurrence of rice false smut are fungus resource, rice variety, weather condition and rice growth period.
结果表明，菌源、品种、气象条件及水稻生育期是稻曲病发生与否和发生轻重的主要因子。
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