The winter and spring management measures of rice and garlic

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First, loosen the soil. In winter and spring, the garlic fields need to be cultivated twice, once in winter and spring, loosen the upper layer of soil and increase the temperature of the ground. Garlic is a shallow root crop, cultivator should not be too deep, so as not to contusion the root system, deep plowing does not exceed 5 cm, if the garlic is prosperous, there are 8 leaves in the winter, you should deep plowing 10 cm, cut off the lateral roots, reduce fertilizer consumption, control and prosperous . Second, a reasonable fertilizer. Before winter, garlic has a small amount of nutrients and needs little fertilizer. When it enters into a period of enlargement of osmotic phosphorus slices, it needs to increase the amount of fertilizer. Fertilizer should master the principle of reapplying basic fertilizer and skillfully applying chemical fertilizer. In addition to the application of base fertilizer, if the main growth garlic sprouts, top dressing should be repeated in years, light years; if the growth of garlic is the main, it should be light years in years, it is best to follow organic fertilizer, such as human waste , ring fertilizer, Hui Manfeng organic fertilizer, but also topdressing urea and ammonium bicarbonate, each 667 square meters of cultivator when the recovery of nitrogen, phosphorus and potassium each 7.5 kg. Third, winter cold. Pay attention to nurturing strong seedlings to enhance the cold resistance of garlic seedlings. Cover straw on ridges. Or foliar spray rare earth elements, "cloud 120", Hui Man Fung active fertilizer solution. Fourth, chemical weeding. The field of grass weeds is very awkward to see aunt, can use 25% chlorotoluron or 15% isoproturon weeding better. V. Prevention of pests and diseases. Garlic in the winter and spring seasons mainly include diseases such as downy mildew and root pods, poor ventilation in the field, excessive temperature or poor soil fertility, 3% guaiacol disinfection can be selected for the downy mildew field. The original resistance to disease Wei) 1000-1500 times, but also can choose 600 times chlorothalonil solution. Garlic rot caused by root pods per 667 square meters was sprinkled with 5 kg of Dimethoate granules for prevention and treatment.