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西坪公社同二大队是个丘陵地区,有水田625亩,其中河畈田360亩。每年洪水季节,这些河畈田往往易被河水倒灌和内渍淹水。这个大队自1970年开始发生白叶枯病以来,发病面积不断扩大,危害程度逐年加重。尤其是1973年发病普遍,危害严重,早稻损失很大。全大队530亩早稻,发病450亩,其中重病田(四级田)250多亩,占早稻总面积的47.1%,早稻因病减产4万多斤。
Xiping commune with the second brigade is a hilly area, 625 acres of paddy fields, of which 360 acres of Hetian. During the flood season each year, these river fields are often easily inundated by river water and flooded with internal stains. Since the beginning of the bacterial blight in this brigade in 1970, the area of its disease has been continuously expanding and its degree of harm has been increasing year by year. Especially in 1973, the disease was widespread and seriously endangering the loss of early rice. The entire group of 530 acres of early rice, the incidence of 450 acres, of which seriously ill (field four fields) 250 acres, accounting for 47.1% of the total area of early rice, early rice due to disease cut more than 40,000 kilos.