At present, many rapeseed is in the flowering stage or the late flowering stage, which still belongs to the period of prevention and treatment. In general, it is best to take one drug at the beginning of the flowering period and then the second time at the flowering stage. Taking into account the good weather in recent days, it is recommended that everyone pay close attention to make up time.
Second, the number of medication
According to the survey, this year's field is rich in bacteria, and there have been leaf infections, petal infections, early stem disease, stem cracking, etc., so remind everyone to try to do two drugs.
Third, pharmaceutical selection
The selective agents include boscalid 50g, 40% sclerotia net 100g, procymidone 75g, 25% prochloraz 100ml, and the like. In addition, if the application of two drugs, you need to alternate the use of agents.
IV. Application Technology
Since the rapeseed sclerotinia prevention and treatment is carried out during its flowering period, and it is difficult for the flowering people to enter Tanaka, more and more peasant friends now choose to use aircraft spraying, drone spraying, or Use a motorized sprayer. If using a motorized sprayer in the summer is inconvenient, two people can work together to fight drugs back to back. It is best to fight through the whole plant when fighting drugs, and from 3 to 6 pm on sunny days.
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