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稻瘟病，尤其是穗颈瘟─直是武进市水稻生产上重点防治的病害。1993年以来的 8 a中有3 a(1996、1998、1999年 )穗颈瘟局部大流行，严重田块病穗率90％～100％，病指 80～90，虽经药剂防治，仍造成水稻产量的严重损失。水稻品种混合间栽，根据混合使用多种不同基因型水稻品种，
Rice blast, especially panicle neck blast, is the key disease prevention and control in rice production in Wujin City. In the 8 years since 1993, there was a 3-year pandemic (Pandemic) pandemic in 1996 (1998, 1999). The incidence of severe panicle disease was 90% -100% and the disease index was 80-90. Serious loss of rice production. Rice varieties mixed intercropping, according to the mixed use of a variety of different genotypes of rice varieties,