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目的：观察Ｃ肉毒杀鼠素对高原鼠兔的再遇适口性。方法：用霍恩氏法测定该制剂对试验动物的ＬＤ５０。结果：对照组摄食系数为０．７５，试验组摄食系数为１．０３。结论：该制剂的适口性极佳，是优良的生物灭鼠剂。
OBJECTIVE: To observe the further palatability of C botulinism against plateau pika. Methods: The LD50 of the preparation on test animals was determined by Horn’s method. Results: In the control group, the food intake coefficient was 0.75 and that in the experimental group was 1.03. Conclusion: The preparation has excellent palatability and is an excellent biological rodenticide.