关键词: 毒鼠磷, 敌鼠钠, 同种诱饵, 拒食现象

Abstract: From the winter of 1991 to the spring of 1992, we controlled rodentsy 0.5% Gophacide wheat bait in Xujia village in east suburb of Jinan. The rate of controlling is 66.96% measured by squared powdere clappers, then, we controlled the remnants by corn and wheat baits Diphacinone-Na. The effects of three groups of corn bait were all good, the rates of controlling after three weeks were separatelly 93.77%. 94.59%, and 100%. Bit the effects of three groups of wheat bait were all bad, their rates were separatelly 77.27%, 72.04%, and 88.36%. Later, we put same bait Diphacinone-Na fully to remnants of the three groups of Wheat bait many times again. Afterwards, we had been observing for five months, the rates of contrclling were separetelly 72.27%, 20.04%and 94.24%. In all, it is said that the remnants refuse same bait Diphaeinone-Na after controlled by acute poisoning, and also the effect is fairly stand