Even late into the middle and late production, in order to ensure the late rice harvest, it is particularly important to grasp the field management of late rice in late season. First, the scientific management of water: The current rice production has entered the booting stage, this time is the period of rice water needs most of the time, should maintain a certain water layer to raise the tires. In mid-to-late September, if there is insufficient water in the field during heading and flowering, the stems and leaves will be prematurely decayed, the photosynthetic capacity will be weakened, and the production and transportation of nutrients will be reduced. The field should also maintain a certain water layer. Second, skillful panicle fertilizer. Look at the seedlings as appropriate fertilizer, 3-5 days before heading mu with 150 grams of potassium dihydrogen phosphate plus 1 kilogram of urea water 50 kilograms spraying, pay attention to rain can not spray, so as not to miss. Third, disease prevention and pest control. This year due to the overcast and rainy weather in the previous period, it caused more serious damages of late thin strips and rice leaffolders. At the same time, sheath blight and rice planthoppers will also enter the endangered period since September. Therefore, prevention and treatment of fine strip disease, sheath blight, rice planthopper, and rice leaffolder should be effectively carried out in September, and 20% of Longkei
Suspension concentrate should be used for prevention and control of fine chemicals. Tannong drugs use 35% poisonous death Wei 80-90 ml; control locust pesticides use 5% Rui Jin special suspension 30 ml, 50% insect killer powder 100 grams, local farmers should according to the local pest information, select the right counterpart pesticides, Timely prevention and treatment, attention should be paid to the use of some high-residue pesticides (such as methamidophos) to ensure rice food safety.
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