壮秧是水稻高产栽培的基础,壮秧往往与水稻苗期病害防治息息相关,只有做好水稻苗期病害防治工作才会培育出理想的根白、茎宽、叶挺、色正、清秀、无病的壮秧。下面就如阿进行水稻苗期病害诊断、秧田常见病害的发生与防治加以论述。病害诊断应该先做好调查研究。怎样才能搞好病害诊断的调查研究工作呢?调查研究要求研究者必须对秧苗、病 Strong seedling is the basis of high yielding cultivation of rice. Strong seedling is often closely related to the disease prevention and treatment at the seedling stage of rice. Only by doing a good job in the prevention and treatment of rice seedling diseases will the ideal root white, stem width, Ye Ting, color positive, Strong seedling. The following is like A rice seedling disease diagnosis, seedling disease occurrence and prevention to be discussed. Disease diagnosis should be well investigated. How can we do a good job in disease diagnosis research? Survey requires researchers must seedlings, disease