Black-streaked dwarf virus appears on summer-autumn rice in Que Phong
(Baonghean.vn) - Dozens of hectares of rice in Que Phong district are infected with planthoppers, of which specialized agencies have inspected and discovered 2 white-backed planthopper samples with the virus of black-striped dwarf disease. Que Phong district People's Committee is directing specialized agencies and localities to proactively prevent planthoppers.
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| Staff of the Que Phong District Plant Protection Station check the development of planthoppers on winter-spring rice. Photo: Xuan Hoang |
This season, Que Phong district planted more than 2,200 hectares of rice, currently in the tillering stage. However, according to the report of the district's Plant Cultivation and Plant Protection Station, there are currently dozens of hectares of rice in the communes of Muong Noc, Tien Phong, Chau Kim... with brown planthoppers and white-backed planthoppers with a density of 400 - 500 individuals/m2.
Mr. Phan Xuan Hung - Head of the Plant Cultivation and Plant Protection Station of Que Phong district said: White-backed planthopper is the vector of black-striped dwarf disease, so the Station sent samples to the Department of Plant Cultivation and Plant Protection for testing. The results showed that 2 samples taken from Tien Phong commune had the virus of black-striped dwarf disease.
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| White-backed planthoppers appear on many rice fields in Que Phong district. Photo: Xuan Hoang |
Immediately after that, Que Phong District People's Committee submitted a report to the Provincial People's Committee and was provided with 1,000 bottles of Victory 585 EC 100ml plant protection drug. Currently, the District Plant Protection Station has provided farmers with spraying to control planthoppers on over 1,000 hectares of winter-spring rice.
Currently, the Station assigns staff to go to the grassroots level, coordinate with local authorities to inspect fields to detect pests and diseases, and guide people to proactively prevent and control them in a timely manner.
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| Farmers in Que Phong district spray pesticides to prevent planthoppers on rice. Photo: Xuan Hoang |
In the 2017 crop season, farmers in Que Phong district suffered a severe crop failure, as 2,131/2,200 hectares of rice were affected by black-striped dwarf disease; of which 1,424 hectares were damaged by over 70%, 480 hectares were damaged by 30-70%, and the rest were damaged by less than 30%. Therefore, in this crop season, Que Phong district prioritized pest control for rice, not allowing ethnic minorities to lose crops for two consecutive years.