Before planting watermelon, the need to renovate the soil, 10 days before planting the need to use nitrogen and potassium compound fertilizer; ground temperature reaches 15 ℃, you can plant seedlings into the soil; planting a week after the watering is not necessary to prevent the weather back to the cold, covered with a layer of wilted leaves on the soil, and found that the pests with the malignant fungus solution for the irrigation of the root treatment.
1, soil renovation
In the open ground watermelon planting techniques, the need to renovate the soil ahead of time, the depth of deep turning is about 20 cm or so, so that the soil permeability is better, watermelon root drainage is beneficial; in the planting of the first 10 days, the need for soil fertilization, an acre of land about 150 pounds of nitrogen and potassium compound fertilizer.
2, planting technology
When the temperature of the surface reaches 15 ℃, you can buy seedlings planted into the soil, planting depth of 3 cm or so, to bury all the roots in the soil; each plant should be compacted by hand to ensure that seedlings in the pre-growth period, there is no bias inversion of the situation; in the planting of the week after the watering, such as seedlings suitable for new environments, and then use water to wet the soil! The surface is wet.
3, planting management
Seedlings in the growth period without watering, to prevent the weather back to the cold; you can cover a layer of wilted leaves on the soil, and spray glucose 500 grams / mu and penicillin 40 pounds / mu of solution, which can provide sufficient nutrients for the seedlings, seedlings can also grow at about 10 ℃.
4, prevention of pestsWatermelon is very susceptible to pest infestation, if you find pests, you can use oxacillin solution to spray or irrigate the root treatment; creeping blight is easy to make the watermelon leaves turn yellow, thus affecting the growth of watermelon, you can use diluted phenyl ether metronidazole, tebuconazole and other solutions for prevention and control.