Strengthening the Prevention and Control of Diseases and insect pests in the Middle and later stage of Rice

At present, it is the booting stage of rice. In order to do a good job in the prevention and control of diseases and insect pests in the middle and later stages of rice, and to ensure the yield and income of rice this year, Shuangfengqiao Street has recently taken strong measures to strengthen the prevention and control of diseases and insect pests in the middle and later stages of rice. As last winter and this spring is a warm winter year, rice stem borer, rice leaf roller, rice planthopper, rice The successive migration of rice leaf roller has created favorable opportunities, leading to another major outbreak in the past decade. In addition, the rice planthopper migrated early this year, and the number is large, and our climate this year is particularly suitable for the breeding and growth of planthoppers. According to the field survey of the Agricultural Center, the highest number of 100 worms in the field reached more than 30000 on July 4, with an average of 10000. As a result, rice withered and died before heading, and the general occurrence trend is a year of extraordinary outbreak. In addition, the number of rice leaf roller migrating generation is large, if the control is not thorough, it provides the insect source for the second generation, with an average of 10 larvae per litter, which is now the first instar larva, second only to 85 years, belonging to the outbreak year. The second generation of Chilo suppressalis, rice blast, sheath blight and rice aspergillosis belong to the middle occurrence year. To this end, the street requires all village committees to seriously study, attach great importance to, actively publicize, and fight a war of annihilation against rice diseases and insect pests. The specific requirements are: for the purpose of unified drug formulation, unified time, and universal prevention and control, it is necessary to be uniform and meticulous in prevention and control, and the amount of water used for spraying is 3mur4 barrels per mu, that is, 45mur60kg, and more than 1 barrel per mu for motorized sprayers. spray time is chosen after 9: 00 in the morning, before 5: 00 in the afternoon, put an end to noon application, to ensure the safety of personnel.