The main pests of wheat that damage the ground are fleas, cockroaches and golden worms, which mainly occur in the autumn seedling stage of wheat and after the green season and the filling stage. Its prevention and control methods are:
Toxic soil with 5% phoxim granules per kilogram 2 kg, or 3% phoxim granules 3 ~ 4 kg, or 2% methyl isofluosal powder 2 kg, mix fine soil 30 ~ 40 kg, mix After the uniform ditching, or after submerged in stalks and then scratching and covering the soil, it can effectively control cockroaches and wireworms.
Pouring syrup with 40% methyl isofluosal or 50% phoxim 0.5 kg per kilogram, 750 kilograms of water, and pouring with ridges and ridges, which have special effects on cockroaches and wireworms.
Sprinkle the bait with 5 kg of wheat bran or cake flour. Add some water and 40% methylisothiphos or 50% 1605 EC 50g after frying. Mix well and spread it in the field in the evening, 2 to 3 kg per mu. The control effect can reach more than 90%.
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The level of IgM antibody begins to rise after 1 week after the initial infection, while the IgG appears later than IgM (usually in 14 days after infection) and can last for 6 months or even several years, which meansthat the IgG serves as an indicator of previous infection. Suspected patients that are infected by 2019-nCoV can be rapidly identified by simultaneous monitoring of IgM and IgG. During the outbreak period of2003-SARS and the 2016-Zika, IgM / IgG antibody detection was used as one of the recommendeddiagnostic methods.
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