Thick-skinned muskmelon anti-season pollution-free cultivation
First, the choice of varieties to choose early and mid-maturing varieties, such as Elizabeth, West thin Luotuo excellent thick muskmelon varieties, such varieties of good flavor, wide adaptability, strong resistance, generally mu yield can reach 1500 to 2000 kg.
Second, nursery selection is high, and soil is loose and fertile for the seedbed. In late November, greenhouse hotpot seedlings will be used, and soil will be used for garden soil. For 1 mu of field, 500 kg of nutritious soil plus 2 kg of potassium sulfate compound fertilizer, 2 kg of superphosphate and 50 to 100 kg of organic fertilizer will be required. Use 8 centimeters by 10 centimeters plastic crucibles, each containing 0.5 kg of nutritious soil. Leveling the bed surface, cloth electric hotline, spacing 10 cm, installed a 50 °C thermostat, on the hot line to take priority. Immerse germination before sowing, sow 1 seed per pod. Cover with 1cm of wet fine soil of Manson Mn-Zn, cover the mulch and cover the small arch shed. Keep the bed temperature at 28～30°C before emergence, 70% of the seedlings are seeded and the plastic film is removed, the bed temperature is kept at 11～20°C; the seedling grows and leaves the small arch shed, the bed temperature is maintained at 28～30°C during the day and 15 at night ~ 18 °C, 5 to 7 days before transplanting.
Third, the planting area is selected from the cultivation area of ​​3 km without pollution sources, irrigation water quality, low groundwater level sandy land. Planted in late December. 1 to 2 months before planting to build greenhouses, ploughing 1 or 2 times, 2000 kg of organic fertilizer per acre, 100 kg of potassium sulfate compound fertilizer, ammonium phosphate 25 kg, evenly overturned. The hole is transplanted and the plant spacing is 30-35 cm. The density is 600-700 plants per mu. The water is poured into the living tree water, the mulch film is laid flat, a small shed, a small middle shed, and a middle shed are placed and the film is covered.
Fourth, field management Closed greenhouses 1 week after planting, transplanting plant live trees after ventilation and wet, daytime temperature within the shed to maintain 28 or so, more than 15% at night. The swelling period maintains 30-35°C during the day and 15-18°C during the night, and the temperature difference between day and night is over 13°C. Extending vine application of 15 kg of urea per mu, melon eggs when the size of 50 kg per kilogram of potassium sulfate compound fertilizer, after each knot a melon topdressing 1 fertilizer. When the melon seedlings are three-leaf and one-hearted, the vine spreads to 15 centimeters and leaves two strong branches and leaves the rest of the vines. Usually a child spread 2 to 3 sun vines. Zi Man picked up his heart during the 20th session, leaving a leaf topping after the Sun Manggua. After 5 to 10 days, the melons, melons, and melons are removed and long oval melons are left.
V. Pest Control The diseases and pests of Muskmelon mainly include anthrax, damping-off, powdery mildew, downy mildew, ground tiger and snail. During the prevention and control, in accordance with the principle of "prevention as the mainstay and comprehensive prevention and control," the government insists on "mainly agricultural control, biological control, and physical control, and supplemented by chemical control." However, it should be noted that the use of chemical pesticides is forbidden 20 days before melon harvesting.
6. Harvest When the melon has the characteristics of this variety, the flesh of the fruit near the handle is exfoliated, the top of the melon is soft, and when the leaves on the node of the melon segment are yellow, the melon handle is cut with scissors in the early morning, and the fruit stem and the stem become "Character-shaped, gently, storage cool place.
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