稻瘟病和螟虫等病虫害严重危害着水稻生产，导致水稻产量下降，稻米品质变劣。
Rice blast and stem borers have done harm to rice production, led to decreased rice yield and inferior grain quality.
稻瘟病和螟虫等病虫害严重危害着水稻生产，导致水稻产量下降，稻米品质变劣。
Rice blast and stem borers have done harm to rice production, led to decreased rice yield and inferior grain quality.
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