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水稻旱育稀植技术自20世纪80年代引进我国,目前已遍及我国稻作区,对我国水稻生产起到很大的推动作用。但在水稻旱育苗过程中出现的立枯病、青枯病和恶苗病等苗期主要病害已经给广大稻农带来了严重的损失,尤其近几年寒冷地区早春气候异常,致使苗期病害发生非常严重,严重影响了水
Introduced into our country since the 1980s, rice dry-plant cultivation technology has spread all over the paddy area in our country and played a great role in promoting rice production in China. However, the main diseases such as blight, bacterial wilt, and bacteremia occurring in the process of rice drought nursery have brought serious losses to the rice farmers. In particular, in early years, the climate of anomaly in early spring in cold regions has caused the seedling The disease is very serious, seriously affecting the water