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Pearl sorghum cultivation technology
Pearl sorghum has wide adaptability, strong stress resistance, drought tolerance, and resistance to pests and diseases. Resisting the storm and lodging. All kinds of soil can be grown. Wherever it is possible to grow ordinary corn and sorghum, it is suitable for spring and summer. The spring sowing period is 125 days, and the summer sowing is 115 days. The per mu yield is generally 750 kilograms and the maximum is 1000 kilograms. Cultivation techniques are: (1) Fertilization for soil preparation: Level land and apply basic fertilizer. Each year, 3000 to 5,000 kilograms of fertilizers are applied to the manure, 50 kilograms of phosphate fertilizer and 25 kilograms of nitrogen fertilizer. (2) Timely sowing: Spring sowing should be held from April 25 to May 5. Summer sowing must be completed before the end of June. The amount and method of sowing, usually 1 to 1.5 kilograms per acre sowing, broadcast depth 34 cm, on-demand, broadcast or planter can be, after the broadcast suppression. (3) Proper close planting: The plant spacing is 35 to 38 centimeters, and the spacing is 25 centimeters. The dry land has about 8,000 transplanted seedlings and about 7,000 waters. Plants grow to 5-6 leaves when the seedlings, seedlings, go to miscellaneous, to inferior, weak seedlings. Stay strong seedlings, seedlings can be transplanted. (4) Scientific management: The cultivator should seize the pods after the rain; weeding should be ploughing and weeding in the dry days; spraying photosynthetic fertilizer and potassium dihydrogen phosphate, and control the eighty-nine leaves and the booting stage during spraying. (5) Bird-fighting: Pearl sorghum is good for palatability. Birds particularly like to eat chicken. It should be driven from heading to maturity to avoid planting near the village, near trees, and near electric wires. It is best to focus on contiguous species. (6) timely harvest: pearl sorghum with very few shells, loose mouth, the harvest period should be grasped in the face with nails is the standard, must not be harvested too late to prevent old cooked falling grain.