Many areas of green onions in Nghe An are severely damaged by pests and diseases.

These days, Mr. Ho Duc Son's family in Hamlet 6, Quynh Luong Commune is often present in the fields to prevent pests from destroying the onion area. Mr. Son's family grows 3 sao of onions, but more than 2 sao have been damaged by armyworms and green worms, losing 70 - 80% of the area; only 8 meters of onions remain and now he can only use a homemade net to catch the worms.

“The state of pests on treesgreen onionsIt happened nearly a month ago, because it was discovered late, the onion area damaged by worms spread to the entire field. Although the family used pesticides to prevent it, it was still ineffective, the worms still grew and caused harm, damaging many areas of onion", said Mr. Son.

To limit pests, farmers focus on prevention by manually catching them and using nets to catch them. Photo: VH

The entire Quynh Luong commune has 210 hectares of vegetable production area, in the summer-autumn crop, people restructure 80% of the area to grow green onions. In recent days, pests and diseases have affected many areas of green onions of people.

Mr. Nguyen Van Tue - Chairman of the People's Committee of Quynh Luong Commune (Quynh Luu) said: To deal with pests and diseases that harm the onion area, the commune recommends that people proactively visit the fields regularly and use nets and manually catch pests by hand; in addition, use some types of plant protection drugs with special treatment suitable for armyworms and green worms. Encourage people to rotate crops, avoid monoculture of onion to prevent pests and diseases...

Armyworms and green worms are very difficult to control due to their strong resistance to pesticides. Photo: VH

According to the Agricultural Service Center of Quynh Luu district, through actual inspection in some fields, it is known that armyworms and green worms are very difficult to prevent and control due to strong drug resistance, in the list of pests.pesticidesThere is no specific medicine to prevent and control pests. To limit the damage caused by pests, the District Department of Agriculture and Rural Development and the District Agricultural Service Center directed the communes in the coastal areas to advise people to thoroughly apply comprehensive prevention measures to prevent and control these armyworms and green worms.

In addition to using pest control measures by using nets to catch pests to reduce density, in areas that are heavily infested and no longer harvestable, farmers need to focus on removing and cleaning the environment, not allowing pests to continue causing harm in the next crops; at the same time, increase care, watering, and fertilizing to increase the resistance of onion plants. Farmers should only use recommended pesticides, not other pesticides for prevention because it will increase the pesticide resistance of pests and cause many consequences for the soil and environment./.

Ms. Vu Thi Bich Hang - Head of Department of Agriculture and Rural Development of Quynh Luu district