Lipaphis erysimi
National Institutes of Health
Papers overview
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Aphids are major insect pests for crops, causing damage by direct feeding and transmission of plant diseases. This paper was…
Based on MS and NMR data and bioassay-guided tracing, three insecticidal alkaloids I, II and III from Cynanchum mongolicum were…
Three plant species were extracted with methanol and petroleum ether by Soxhlet's method and water distillation.The results of…