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通过对水稻旱抛和手栽两种类型田系统观察和大面积普查对比，结果表明：（1）旱抛田螟虫、纵卷叶螟发生危害重。（2）旱抛田稻飞虱田间虫口密度高。（3）旱抛田纹枯病发生偏轻。
The results showed that: (1) The stem borers and the leaf rollers of the rice borers were severely endangered. (2) dry throwing rice planthoppers Field insect population density. (3) Shi Kusanagi sheath blight occurred partial light.