What are the control methods for wheat blossom midge?
What methods are there to control wheat blossom midge? Please guide. Wheat blossom midge can be controlled by referring to the following methods: 1. Chemical control: the best control period is the pupal stage. Generally, use 200-250 ml of 50% phoxim emulsifiable concentrate or 40% isofenphos-methyl emulsifiable concentrate per mu, add 5 kg of water, spray and mix with 25 kg of fine soil. Alternatively, use 3-5 kg of 3% phoxim or 3% isofenphos-methyl per mu, mix with 20-30 kg of fine soil, and broadcast evenly. Irrigate promptly after broadcasting to improve the control effect. During the adult stage, supplementary control can also be carried out by using 50 ml of 50% phoxim emulsifiable concentrate per mu or 25 ml of Huifeng permethrin emulsifiable concentrate per mu, add water and spray at conventional volume.
What methods are there to control wheat blossom midge? Please guide.
Wheat blossom midge can be controlled by referring to the following methods:
1. Chemical control: the best control period is the pupal stage. Generally, use 200-250 ml of 50% phoxim emulsifiable concentrate or 40% isofenphos-methyl emulsifiable concentrate per mu, add 5 kg of water, spray and mix with 25 kg of fine soil. Alternatively, use 3-5 kg of 3% phoxim or 3% isofenphos-methyl per mu, mix with 20-30 kg of fine soil, and broadcast evenly. Irrigate promptly after broadcasting to improve the control effect. During the adult stage, supplementary control can also be carried out by using 50 ml of 50% phoxim emulsifiable concentrate per mu or 25 ml of Huifeng permethrin emulsifiable concentrate per mu, add water and spray at conventional volume.
2. Agricultural control: choose wheat varieties with tight spikes, long and dense glume marginal hairs on the inner and outer glumes, and thick kernels so that the sap is not easily lost. Carry out crop rotation to avoid sources of the pest.
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