The selected varieties are selected from non-invasive, disease-free, species-specific, large individuals, complete breadheads, complete tail tips, complete end buds and lateral buds, and thick, full-bodied glutinous sections, early maturing, high-yielding shallow lotus varieties, and strive to size Uniform. The fertilization of the whole field was selected to be fertile, the mud layer was deep, drainage and irrigation were convenient, and the field planting rice planting in the previous year was better. In the 15 days before planting, Mushi applied 2000-3000 kg of organic fertilizer, 150 kg of cake fertilizer, 70 kg of superphosphate, and 80 kg of quick lime. After fertilization, deep plowing, thinning, flattening paddy field, and maintaining a 3-5 cm deep water layer. Germination and germination were used to plant the alfalfa from the pile, the height was about 1 meter, and the stack was covered with dry straw. Frequently sprinkle water on the seedlings to maintain a certain temperature and humidity in the heap. When the species grows out of the top buds, it is planted on sunny mornings. The cultivation density of early planting generally requires a higher density of row crops. The amount of acres used is 250-300 kilograms, the row spacing is 0.81.8 meters, and 300-400 acres are required for the buds. Planting method according to the spacing of the above rows of plants, between the rows and the lines should be placed into a plum-shaped, field side buds buds head inward, the other lines of buds should also be the same direction. When planting, the bud head is inserted into the mud and the tail tip is out of the water. Arch cover film timely cover film after planting. With 3 meters long and 3 cm wide bamboo frame arches, the amount of about 300 acres. The arch is 2.2 meters wide, the arch is 40 centimeters high and covered with agricultural film. Management of early management of field management This period is mainly to promote the formation and growth of floating leaves. To manage the water, it is better to keep the 5-10 cm layer of water and keep the soil in a slime state. When it's sunny and high temperature, it should be ventilated and ventilated to prevent burning of the lotus leaf. After mid-to-late April, when the temperature is stable at about 20°C and the lotus leaf is full of lotus leaves, the arch can be removed and the arches can be emptied to 10-15 cm. In addition, 1000 kg of livestock manure and 15 kg of urea are used for Mushi. . In the middle and late period of management, the grass is torn from the ground in the middle or late May. After the grass has been pulled, in order to evenly distribute the lotus root in the field, the growth direction of the lotus whip should be adjusted in time, and the length of the lotus whip should be prevented from entering the field. In this period, 20 kg of compound fertilizer and 10 kg of urea should also be planted in Mu. To do a good job in disease prevention and control work is mainly lotus leaf soft rot disease, requiring the maintenance of clean water, diseased leaves should be promptly removed, and sprayed with 70% thiophanate-methyl 800-1000 times every 10 days. Harvested in late June, when the lotus root grows to 3 knots, it can be harvested in batches, and harvesting time can generally be about 20 days earlier than conventional cultivation. Take care not to damage other lotus roots when harvesting.
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