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6.药物灭鼠效果不好的原因是哪些? 答:效果不好的原因大致有下面几种:(1)当地不久前用过同种毒饵,使鼠类产生拒食行为;(2)诱饵不好,老鼠不喜食,(3)毒饵布放地点不对,大部份鼠未碰到毒饵;(4)毒饵投放量太少,主要是份数不够,投饵期过短;(5)灭鼠药浓度太低,鼠吃了毒饵达不到致死量;(6)毒饵被禽畜先行吃去,或在野外被水淹没;(7)未控制好鼠类的食物,毒饵投放点附近有其它充足的美味食物;(8)灭鼠面积不够大,邻近地区有鼠迁入。
6. What are the reasons for the poor anti-rodent effect? A: The reasons for the poor effect are as follows: (1) The same type of poison bait has been used in the locality recently to cause the mouse to produce antifeedant behavior; (2) Good, rats do not like to eat, (3) the location of the poison bait is not, most of the rats did not touch the bait; (4) the amount of poison bait is too small, the main part is not enough, the feeding period is too short; Rat poison concentration is too low, the rats eat the poison bait does not reach the lethal dose; (6) the poison bait was first eaten by the poultry, or flooded in the wild; (7) uncontrolled rat food, bait release point near Other adequate and delicious food; (8) rodent control area is not big enough, there are rats moved into the vicinity.