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EFFECTS OF SILICA ON SURVIVAL OF COLEOMEGILLA MACULATA LENGI (COLEOPTERA - COCCINELLIDAE) AND LEPTINOTARSA DECEMLINEATA (COLEOPTERA - CHRYSOMELIDAE)
被引:24
作者:
SMITH, BC
机构:
[1] Research Institute, Department of Agriculture, Belleville, Ontario
关键词:
D O I:
10.4039/Ent101460-5
中图分类号:
Q96 [昆虫学];
学科分类号:
摘要:
Larvae of Coleomegilla maculata lengi Timberlake and Leptinotarsa decemlineata (Say) were unable to moult and died after ingesting colloidal silica with their food. Field trials showed that dry silica can be used to reduce populations of L. decemlineata on potato. © 1969, Entomological Society of Canada. All rights reserved.
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页码:460 / &
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