Field management of melon in spring

Fertilizer base fertilizer is fully applied at one time, ditch 30 cm away from the plant, 50-100 kg potassium sulfate compound fertilizer per mu, or 2-3 square of mature livestock and poultry manure. Or 50-100 kg of ternary bio-organic fertilizer, spraying potassium dihydrogen phosphate + new high lipid membrane 600 / 800 times solution on the leaves in the middle and later stage, and spraying Huawang No. 3 to balance vegetative growth and reproductive growth, promote flower bud differentiation, improve pollen fertilization quality and fruit setting rate. Apply 2-4 kg of tianoxijing or phoxim or avermectin per mu with fertilizer to control underground pests, nematode diseases or soil-borne diseases; the prevention of virus diseases should be strengthened in the process of planting management, and new high-fat film should be sprayed on the leaves every 10 days or so. Watering usually less watering, seize the critical period such as expanded melon water, at the same time to apply quick-acting compound fertilizer to ensure adequate nutrients of muskmelon, timely watering in case of drought. The management chooses the appropriate way of pruning and pruning according to the characteristics of the variety, such as spraying Caohuawang 3 without pruning and branching, it can grow naturally and increase the rate of cyclic fruit setting, while Sabai series melons need five vines to keep 3 or 4 melons. Most of the muskmelon taboos avoid continuous cropping, watering when the soil is hot, chlorine fertilizer, weeding during the flowering period, nitrogen fertilizer, rape stubble planting, and planting under big trees. Hope melon farmers pay attention to and refer to planting to ensure a good harvest.