九洲港货运港区的鼠密度调查及灭鼠效果观察

The Report of The Desnity of The Rodent And The Effect of Rodent-killing In the Freight Yard of JiuZhou Port

本文报道了1995年春对九洲港货运港区的鼠密度和灭鼠效果调查,结果鼠密度投药后(4.1％)比投药前(24.6％)有明显下降,灭鼠率达83.3％;根据九洲港货运港区鼠患情况,提出防鼠灭鼠建议。

The paper reports the investigation about the desnity of the rodent and the effect of rodent-killing in the freight yard of JiuZhou port. The result shows that the desnity of rodent reduce from 24. 6% to 4. 1% before and after throwing the poison. The rate of rodent-killing approach 83.3 % . We make some suggestions according to the situation of rodent in the freight yard of Ji-uZhpu port.