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Frequency of Bt resistance genes in Helicoverpa armigera populations from the Yellow River cotton-farming region of China

✍ Scribed by Guoping Li; Kongming Wu; Fred Gould; Hongqiang Feng; Yunzhuan He; Yuyuan Guo

Book ID
110726475
Publisher
Springer
Year
2004
Tongue
English
Weight
321 KB
Volume
112
Category
Article
ISSN
0013-8703

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Regional reversion of insecticide resist
Regional reversion of insecticide resistance in Helicoverpa armigera (Lepidoptera: Noctuidae) is associated with the use of Bt cotton in northern China
✍ Dr Kongming Wu; Wei Mu; Gemei Liang; Yuyuan Guo πŸ“‚ Article πŸ“… 2005 πŸ› John Wiley and Sons 🌐 English βš– 122 KB

## Abstract A continuous programme for monitoring resistance of __Helicoverpa armigera__ (HΓΌbner) to commonly used insecticides was undertaken for assessing the impact of Bt cotton planting on the evolution of the pest resistance from 1994 to 2002 in China. The bioassay results showed that the resi