[1]曹军,于欢,张瑞凤,等. 僵蚕提取物对棉铃虫的胃毒作用和碱性磷酸酶活性的影响[J].西北林学院学报,2012,27(03):101-104.
　CAO Jun,YU Huan,ZHANG Rui-feng,et al. Toxicity and Alkaline Phosphatase Activity Inhibition of the Extracts from Bombyx batryticatus Against Helicoverpa armigera[J].JOURNAL OF NORTHWEST FORESTRY UNIVERSITY,2012,27(03):101-104.
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 僵蚕提取物对棉铃虫的胃毒作用和碱性磷酸酶活性的影响()
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《西北林学院学报》[ISSN:1001-7461/CN:61-1202/S]

卷:
第27卷
期数:
2012年03期
页码:
101-104
栏目:
出版日期:
2012-05-31

文章信息/Info

Title:
 Toxicity and Alkaline Phosphatase Activity Inhibition of the Extracts from Bombyx batryticatus Against Helicoverpa armigera
文章编号:
1001-7461(2012)03-0101-04
作者:
 曹军; 于欢; 张瑞凤; 王沛; 张雅林; 王敦
 （西北农林科技大学，植保资源利用与病虫害综合治理教育部重点实验室，陕西 杨陵 712100）
Author(s):
 CAO Jun;  YU Huan;  ZHANG Rui-feng;  WANG Pei;  ZHANG Ya-lin;  WANG Dun
 (Northwest A&F University,Key Laboratory of Plant Protection Resources and Pest Management, Ministry of Education, Yangling， Shaanxi 712100, China)
关键词:
 ; 僵蚕; 棉铃虫; 胃毒作用; 碱性磷酸酶; 酶活性抑制
Keywords:
 ; Bombyx batryticatus;  Helicoverpa armigera;  feeding toxicity;  alkaline phosphatase;  inhibition on enzyme activity
分类号:
Q965.9
文献标志码:
A
摘要:
 僵蚕提取物对棉铃虫有胃毒作用，对饲毒后不同时间棉铃虫3龄幼虫体内碱性磷酸酶的活性进行了研究。结果表明，在3龄棉铃虫人工饲料中添加僵蚕提取物浓度为3 mg·g-1时，饲毒第3天试虫的校正死亡率为66.73%；5 mg·g-1的剂量导致试虫死亡率可以高达83.33%，表明僵蚕提取物对棉铃虫具有很强的胃毒作用。试虫碱性磷酸酶活性分析表明，1～5 mg·g-1浓度处理组的试虫碱性磷酸酶活性与对照组相比均显著下降，并有明显的剂量相关性。推测僵蚕对棉铃虫幼虫的毒杀作用机制之一与其对碱性磷酸酶活性的抑制有关。

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