论文部分内容阅读
自1964年3月开始,我们在高坊公社研下大队和官田大队(丘陵地带)结合防治工作,进行了连续两年的“三结合灭螺法”的现场实验,现将结果报告如下. 实验方法 1.选择有螺沟渠4条,稻田10坵,水塘4口,钉螺面积分别为70257、42631、22537平方米,各取一半分别使用“三结合灭螺法”与“两结合灭螺法”进行灭螺,以后每隔15天,再灭两次.灭螺前和灭螺后3个月
Since March 1964, we conducted a field trial of the “Three Combined Methods of Eliminating Moore” for two consecutive years in conjunction with the prevention and control work by the brigade and the Guanting Brigade (hilly area) under Gao Fang Commune Research Team. The results are reported as follows. Experimental methods 1. There are 4 spiral ditch, 10 mounds and 4 reservoirs. The areas of snails are 70257, 42631 and 22525 square meters, respectively, and the proportions of “three combined molluscicides” and “two combined molluscicides” Act "to kill the snail, after every 15 days, and then destroy twice before the snail and snail after 3 months