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...residue on crops. Product Description The active ingredient of PrGV.Bt biological pesticide is PrGV (pieris rapae granulosis virus) and Bt (Bacillus thuringiensis). PrGV is a low-toxic, obligate insecticidal...
...Registry Number 63-25-2 EINECS 200-555-0 High efficiency, low toxicity, low residue, long residue effect of broad spectrum carbamate insecticides. It has strong contact toxicity to insect pests, and has both...