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镇海县庄市公社万加大队地处浙东沿海,气候温暖,雨量充沛,是以生产商品粮为主的双季稻地区,全大队共有10个生产队和一个以繁育良种为中心进行科学实验的科学实验基地,共有耕地面积999.54亩,水稻种植面积常年都在970亩左右.在水稻栽培过程中,稻瘟病的为害非常严重,七十年代以前,一般年份损失在10%以上,流行年份近30～40%.如1955年早稻一季损失稻谷达18
Zhenhai County Zhuang commune Wanjia brigade is located in eastern Zhejiang coast, warm climate, abundant rainfall, is the production of grain-based double cropping rice region, the entire brigade has a total of 10 production teams and a breeding center for scientific research center of science Experimental base, a total area of 999.54 acres of arable land, rice planting area is about 970 acres all year round.In the rice cultivation process, the damage of rice blast is very serious, before the seventies, the general year of loss of more than 10%, the popular year of nearly 30 ~ 40%, as in 1955 the first season of rice lost rice up to 18%