Current Crop Field Management Points
At present, spring crops in many places have generally entered the seedling growth period. Because the weather in the spring is volatile, farmers should pay attention to timely pest control and fertilizer and water management. According to reports, rice transplanting fields must be sprayed before transplanting crops to prevent pests and diseases, to prevent pests brought to the fields. In the aspect of fertilizer and water management, care should be taken to maintain shallow water in the field. If the yellow color of the seedlings is found to be yellow, it is necessary to infuse the decomposed urine or urea water in a timely manner to ensure normal growth of the seedlings. For spring corn, peanuts, soybeans and other crops, the main attention in the seedling stage to prevent and control underground pests, can be in the evening by spraying methyl-isothiphos plus Caspian to control. These crops must pay attention to several points in the aspect of fertilizer and water management: First, attention should be paid to the development of ring grooves and drainage channels to facilitate the discharge of waterlogging. Second, attention should be paid to investigating the lack of seedlings caused by drought, diseases, and insect pests, and make up for seedlings and seedlings; It is important to pay attention to early application of seedling fertilizer in the 4-5 leaf stage of maize, 5 leaves of main stem of peanut, and 4 leaves of soybean, in order to promote early and rapid growth of crops. Spring vegetables have more pests and diseases, especially during the upcoming rainy season. They mainly pay attention to the prevention and control of downy mildew, powdery mildew, and blight, and can be sprayed to prevent and treat Jin Lei Duo Mier, Ank, Manson Manganese Zinc. Insect pests should pay attention to the control of locusts, triceratops, cabbage caterpillars, Spodoptera litura, can be sprayed alfalfa net, dichlorvos, avermectin, kung fu, and music to control.