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一九七五年八月份,我们在鹿邑县观堂公社进行了超低容量喷洒马拉硫磷杀灭成蚊的现场试验,小结于下:一、实验区概况实验区选在观堂公社一个比较孤立的村庄,总面积约33亩,村前有2个各约有5亩面积的苇塘和一片约10亩的稻田,村周50米内均为小树林或灌木丛。全村20余户,每户有一个积肥坑终年积水。村前有一座饲养室,饲以牛、马、驴等牲畜10余头。当地主要
In August, 1975, we carried out a field test of spraying low-capacity malathion to kill adult mosquitoes in the Guanyang Commune of Luyi County. The summary is as follows: I. Overview of the Experimental Zone The experimental zone was selected at Guanzhong Commune A relatively isolated village with a total area of about 33 mu, there are two reed ponds of about 5 mu in front of the village and a paddy field of about 10 mu. The village is within 50 meters of the grove or shrub. The village of more than 20 households, each household has a fertilizer pit year of stagnant water. There is a breeding room in front of the village where more than 10 livestock, including cattle, horses and donkeys, are kept. Local main