水稻病害及其防治

本文简要介绍了我国稻瘟病、白叶估病、纹枯病、稻曲病、叶类枯病、粒黑粉病、干尖线早病、亚苗病与病毒病等水稻病害的发生规律及防治研究的进展。提出以农业防治为基础，药剂防治为辅助的综合防治策略。主要有多抗品种的评价和利用、控害保健栽培和多效药剂的运用等。

Rice Diseases and Their Control

The occurrence rules and the progresses of control research on blastbacterial leaf blight,sheath blight,false smut,leaf tip burn,kernel smut,white tip,bakanae and virus etc in china are brief reported in this paper.It is suggested that the strategy of IPM is relied mainly on agricultural control while making chemical control subsidiary.The main measures include to evaluate and utilize multi-resistant varieties,make favorable cultivation to promote rice growth healthily and repress the development of diseases,use multi-effective fungicides,etc.