We all know that beta-cypermethrin is a highly effective insecticide , but if you want to maximize the effect of beta-cypermethrin, you need to pay attention to the specific spraying time of beta-cypermethrin. So when is beta-cypermethrin most effective?
When is beta-cypermethrin best suited?
1, grape green blind
Optimal control period: the period of pest occurrence;
Control method: evenly spray with 10% beta-cypermethrin EC 3000-4000 times.
2, peach small heartworm
The best control period: the peach worms before the winter is unearthed;
Control method: use 10% beta-cypermethrin EC 3000 times solution and 50% phoxim EC 1000 times solution.
3, Taoyuan
The best control period: the peach bud emergence period;
Control method: spray with 10% beta-cypermethrin EC 2000 times solution.
4, pear bifurcation
Optimal control period: the initial onset of pests to the entire occurrence period;
Control method: spray with 5000% 6000-6000 times of beta-cypermethrin emulsifiable concentrate.
5, apple small heartworm
Optimal control period: egg hatching period;
Control method: use 10% beta-cypermethrin EC 3000-4000 times solution.
6, pear hibiscus
Optimal control period: the nymphal stage of the wintering or younger (1-3 years old);
Control method: evenly spray with 10% beta-cypermethrin EC 3000-4000 times.
7, scale insects
Optimal control period: the snail nymphs dispersed and transferred;
Control method: evenly spray with 10% beta-cypermethrin EC 3000-4000 times.
8, cotton bollworm
Optimal control period: low age of pests
Control method: evenly spray with 10% beta-cypermethrin EC 3000-4000 times.
Note the use of beta-cypermethrin:
1. Beta-cypermethrin cannot be mixed with alkaline pesticides .
2. The safety interval of beta-cypermethrin is 10-15 days before harvest.
3. The combination of beta-cypermethrin and avermectin can effectively increase the efficacy.
4, beta-cypermethrin is a flammable substance, be sure to stay away from fire!
More pesticide knowledge , please pay attention to China Pesticide Network
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