First, the seedbed preparation: areas with water security dry nursery seedbed should be selected near the water source, sunny leeward, low groundwater level, soil permeability is good, more fertile garden or irrigated seedbed. The village without water can choose to be in the free space behind the house.
Second, the seedbed area: generally required 15 square meters per acre field seedbed.
Third, the seedbed finishing: 6 to 7 days before sowing the soil bed to break the seedbed, leveling the bed surface, the width of 1.4-1.6 meters wide, 0.4 meters wide groove, and more use of high and low eaves. Fields with irrigation conditions can use high and low ridges.
4. Pre-sowing fertilization and seedbed treatment: 3 to 5 days before sowing, carbofuran 3 g per square meter, enemy cassava 1.5 g, decomposed farmyard fertilizer 3 to 5 kg, urea 50 g, supercalcium 100 g, potassium sulfate 25 grams (or 100 grams per square meter of compound fertilizer) is poured into a 10-15 cm deep soil layer.
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