Indoor accelerating method: Choose cool and cool place, cut the potato into small pieces, and then wash it with cold water, dry it, cover it with moist sandy soil in the room, accumulate three or four layers, and cover the straw. Keep the water and maintain the temperature at about 20°C.
Gibberellin Germination: Seeds were soaked with 5-8 ppm gibberellin for 0.5-1 hour, then removed and then germinated immediately in the wet sand bed. The sand bed should be set in a cool and ventilated place, with 10 cm of wet sand, a layer of seed-seeded sand and 3-4 layers. After 5-7 days, the buds can be sown by about 0.5 cm.
Greenhouse priming method: If the ground is too dry, spray a small amount of water to make it slightly damp, spread a layer of yams, spread a layer of wet sand, so that 3-5 layers of yams can be paved, and finally covered with straw or sacks Moisturizing, but can not cover plastic film. After 5-7 days, the buds can be sown by about 0.5 cm.
Nursery seedbed germination method: You can use existing seedbeds, or you can dig a seedbed. After leveling the bottom of the bed, spread a layer of wet sand on each layer of potato block, spread 3-5 layers of potato chips, and finally cover the grass with a layer of grass. A bamboo arch was planted on the seedbed and the membrane was tightly covered with soil.
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