Method for cultivating vallisneria natans seedlings
A cultivation method and technology of grass seedlings, applied in the field of plant cultivation, can solve the problems that the availability of bitter grass resources cannot meet engineering applications, the depletion of wild resources, and high operation requirements, so as to optimize the construction method, overcome high costs and low survival rate high effect
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[0017] According to one embodiment of the present invention, choose the land that is flat, leeward to the sun, well drained, sufficient in water, easy to transport, fertile and neutral or slightly acidic as the seedling field, the length of the seedling field is 30 meters, and the width is 6 meters, the water storage depth of the seedling field is 40 cm, and the seedling field adopts a steel skeleton greenhouse. The seedbed is dug to a depth of 8 cm, the soil is broken, and 0.3 kg of humus is added to each square meter of the seedbed. Then add water to the seedbed, control the depth of water to be 1 cm, add bleaching powder to the water for disinfection, control every square meter of seedbed to add 5 grams of bleaching powder, and the disinfection time is 5 days; collect 2000 plants with strong growth vigor, no insect damage, and a plant height of 15 cm As the seedlings, remove the withered and old leaves and roots, put into the disinfection tank and soak for 6 minutes, and the...
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