黑龙江省水稻稻瘟病研究进展

Researches of Rice Blast in Heilongjiang Province

综述了黑龙江省水稻稻瘟病的研究进展情况,着重在稻瘟病的流行因素、防治、穗颈瘟的研究、预测预报研究等方面进行总结分析。分析表明:降水是引发黑龙江省稻瘟病大发生的先决气象因素,在稻瘟病防治上要采取综合防治措施;以统计为主的预测预报模型存在区域使用问题。

The article related the researches of rice blast in Heilongjiang province, It mainly summed up relative problems about rice blast, such as epidemic factors, controlled countermeasure, neck blast, the forecast and so on, The result showed that rain was the first among mathematical factors to cause serious rice blast in Heilongjiang, that ＂three steps＂ controlled countermeasure should be taken to control rice blast, that problems was existed in application of the forecast model with statistics among regions, On the base of the above analysis, the thought and advices were proposed. They would give reference for the further research of rice blast, scientific guidance to rice production, the prevention against rice blast and the decrease the rice blast damage.