In winter, when the spring comes, the soil has entered the thawing state. The 3,500-acre wine grape in the Dongling Township of Zunhua City is about to be put on the shelves. To help the fruit growers to do a better job of the spring management of the wine grapes, the spring management techniques of the wine grapes are introduced as follows: 1. Apply organic fertilizer in the spring. For plots that do not use organic fertilizer in the fall, organic fertilizer must be applied in the spring. In early April, the unearthed soil is applied to the cold-proof ditch, and 2500 to 3,000 kilograms of high quality decomposed manure is applied per mu, or 100 to 150 kilograms of enzyme fertilizer is applied. , pouring water after application. 2. Unearthed, shelves. Unearthed during the Valley rainy season, when it is unearthed, damage should be avoided as much as possible to reduce the flow of injuries. After unearthing, repairs should be done to make watering. After the twigs were unearthed, the old skin was peeled away as soon as possible and concentrated burned. After being unveiled on the shelves, the main vine extensions should be horizontally tied in order to facilitate the growth of buds. 3. Top dressing watering. Topdressing with urea, ammonium bicarbonate, with diammonium, the general application of urea 15 ~ 20 kg of ammonium or ammonium bicarbonate 40 ~ 50 kg, 5 ~ 10 kg of diammonium, followed by filling the sprouting water. After watering, it is necessary to loosen the soil and timely control water after flowering to control vegetative growth and promote reproductive growth. 4. Pest control. After the rammed earth is put on the shelves, spray 5 Baume degree lime sulfur once again to spray the branches, poles, wires, and ground. Spray at least 40 kg per acre to eliminate various wintering pests and diseases. 5. timely wipe buds topping. The buds are divided into 2 to 3 times. The interval is 10 to 15 days. The dense buds and the weak buds on the branches are removed. Result leaves 4 to 5 leaves topping, nutrient branches left 8 to 12 leaves topping. Mosquito Repelling Lamp, Mosquito Repellent Lamps Ningbo Sunfine UV lighting Co.,ltd. , http://www.uvlightings.com