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豫东的宁陵、虞城曾在农村大面积使用敌鼠钠盐灭鼠取得了良好的效果。为给我省今后大面积群众性灭鼠工作提供技术资料,现将观察结果整理如下。一、试验区概况宁陵县位于商邱地区西部,虞城位于东部,属于豫东黄淮平原。前者面积为785.5平方公里,15个乡,307个大队,1074个自然村,9万多户,344万多问房屋,43万多人,人口密度为551.3人/km~2。后者面积为1538
Ningling in the east of Henan Province and Yucheng City in the rural areas have made good use of large-scale anti-rat sodium antagonists. In order to provide our province with large areas of mass rodent control in the future to provide technical information, the observations are summarized below. First, the pilot area Overview Ningling County is located in the western part of Shangqiu, Yu City is located in the east, belonging to the Hanyong Plain in eastern Henan. The former covers an area of 785.5 square kilometers, with 15 townships, 307 brigades and 1074 villages, more than 90,000 households, more than 3.44 million houses and over 430,000 people, with a population density of 551.3 persons / km ~ 2. The latter area is 1538