Summer watermelon yield is high, investment is small, and efficiency is good. The average per mu output is up to 2500kg, the mu income is 5,000 yuan, and the growth period is 80-100 days. It is suitable for planting in the area below 1,500 meters above sea level. The cultivation techniques include the following: First, the election The plots were dried and the soil was deep, with irrigation conditions. The plots were planted without watermelons for three consecutive years. Second, choose Choose varieties with good yield, good quality, disease resistance, and early maturity, such as disease-resistant Su Mi, Harvest 1 and Harvest 2, to ensure the purity of the variety. Third, sowing Before sowing, the plots were deep-sloped, and at the same time, 2000-2,500 kg of farmyard manure was applied in the mu, and 40-50 kg of compound fertilizer was used as the base fertilizer. The 3.0 m padding was used to open the crop, and the planter was planted in double rows with a row spacing of 1.6-1.8 m and a ditch width of 50 cm. 25 to 30cm, the surface soil particles as far as possible to play fine, leveling, sorghum slightly higher than the planting line 2? 3cm, plant spacing 50cm, playing ponds on demand, sowing 3 per pond, 750? 850 ponds per acre, covered with plastic film, Sowing time is from mid-March to early April. IV. Seedling management 1, timely filming When Miao Qi Qi or Miaojian will stand on the mulch, choose the evening when the sun is going down quickly. Use a knife to cut the mulch against the tip of the seedling to prevent it from burning. 2, Dingmiao 3-4 pairs of leaves when the Dingmiao, leaving a strong seedlings per pond, Dingmiao pay attention to stay small, weak stay strong. 3, stay melon After Dingmiao, in addition to the main stem, leaving a lateral branch, the rest of the follow-up with the cut, drain irrigation along the watermelon plant head-to-head walk in the middle surface, after flowering, leaves in the 6 to 7 leaves at the melon, if two If the melons on the bar are large and small, go to the small one to stay. If it is the same size and is robust and disease-free, you can stay two miles apart. 4, fertilizer and water management After the film is cut, the seedlings are lifted with decomposed defecate water, and then 4 to 10 kg of compound fertilizer is applied 5 to 6 times every 8 to 10 days. During the three stages of seedling, flowering and fruit setting, dihydrogen phosphate is applied. Each one of potassium, each time 1? 1.5kg/mu, a small amount of seedling stage fertilizer, a large amount of flowering fruit set. According to the condition of the soil to give irrigation, pay attention to the seedling stage irrigation water can not be on the surface, into the flowering period should be large and large fertilizer, when the surface water temperature can be watering. V. Pest Control Summer watermelon pests and diseases are less pests and diseases than spring watermelons. If the rainy season comes early, the main diseases and pests after watermelon and fruit set are red spider, aphids, powdery mildew, anthrax, etc., and the prevention and treatment methods for spring watermelon are mainly for prevention and comprehensive. Prevention and control measures, adhere to the early prevention and early treatment, if met with arid climate, watermelon almost no obvious pests and diseases. Six, timely harvest Harvest time is generally in June, watermelon can be listed after maturity, if you encounter rainy weather, will affect the quality of watermelon. Disclaimer: Some articles in this website have been transferred from the Internet. If you are involved in third party legal rights, please inform this website. phone China Extract Powder For Use As Dietary Supplement Extract Powder, Extract Powder Manufacturer Shaanxi Kang New Pharmaceutical co., Ltd. , https://www.apipepdites.com