Planting technology of Dutch lettuce
A planting technology and lettuce technology, applied in the direction of leaf crop cultivation and other directions, can solve the problems of the adverse effects of high-quality and high-efficiency cultivation of Dutch lettuce, the poor growth of leaf bulbs, and the uneven size of seedlings, and achieve field management. The effect of less damage, high quality and high efficiency cultivation
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[0011] 1. Soil preparation and ridge formation: plow the ground first, then spread base fertilizer, then rotate the ground, form ridges, lay drip irrigation belts, and cover with plastic film. The height of the ridge is 17-22 cm, and the distance between the ridges is 90-100 cm;
[0012] 2. Seedling cultivation: Mix peat, vermiculite, and perlite in a ratio of 9:3:1 as the substrate, put the mixed substrate into a 128-hole tray, and put one seed in each hole, then put it in the smart greenhouse and set it up. nursery;
[0013] 3. Transplanting and planting: When the lettuce seedlings grow to "three leaves and one heart", they are transplanted to the field, with two rows per ridge, and the plant spacing is 27-30 cm. Dig holes for planting, and cultivate the surrounding soil. The substrate part is just level with the surface, and water the roots in time;
[0014] 4. Water and fertilizer management: maintain a certain amount of moisture (soil moisture content 65-75%), use drip i...
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