ACTIVITY AND PERSISTENCE OF ENTOMOPARASITIC NEMATODES TESTED AGAINST HELIOTHIS-ARMIGERA (LEPIDOPTERA, NOCTUIDAE)

被引:66
作者
GLAZER, I [1 ]
NAVON, A [1 ]
机构
[1] AGR RES ORG,VOLCANI CTR,DEPT ENTOMOL,IL-50250 BET DAGAN,ISRAEL
关键词
D O I
10.1093/jee/83.5.1795
中图分类号
Q96 [昆虫学];
学科分类号
摘要
Tested the pathogenicity of entomophathogenic nematodes from the genera Steinernema and Heterorhabditis against Heliothis armigera. Complete mortality was achieved with 200 infective juveniles (IJ) of S. feltiae Filipjev, strain All. The LD50 was 54IJ per insect. Similar results were obtained with other nematode strains. Youngest instars were the most susceptible to nematode infection. Eight hours of insect exposure to the nematode were needed to induce >80% mortality. -from Authors
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页码:1795 / 1800
页数:6
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