Planting techniques of southern Jufeng grape

Jufeng grape is a kind of grape variety loved by southerners. This grape has large fruit and sweet and delicious taste. The economic benefit of planting Jufeng grape in the south is relatively high, let's take a look at the southern Jufeng grape planting technology.

1. Clear Garden: in the southern Jufeng grape planting technology, before being unearthed, thoroughly clean up the withered leaves, weeds and grape stalks in the vineyard, remove the old warped skin from the trunk and vines, and burn it or bury it deeply.

two。 Timely unearthed and delayed shelving: in the planting technology of southern Jufeng grape, it is generally appropriate to unearthed when the average daily temperature reaches 10 ℃. After being unearthed, let the branches and vines maintain a cold-proof state, wait for the lower buds to sprout and expand, and then tie them to the shelves, and make the branches grow obliquely.

3. Spray germicidal remover: when the bud expands into an antler ball, spray Baume 5 degree stone sulfur mixture or 200 times liquid pentachlorophenol sodium, the branches and the ground should be sprayed.

4. Appropriate application of water and fertilizer: in the planting technology of southern Jufeng grape, the qualified areas should apply sufficient organic fertilizer after fruit harvest in autumn as far as possible. It is also key to choose excellent varieties of southern grapes when planting. Before blooming in spring, if the orchard is not too dry, try not to topdressing and watering, especially not topdressing nitrogen fertilizer, so as to avoid overgrowth in the early stage, which is not conducive to fruit setting. After falling flowers, when the seeds grow to the size of soybeans, they will be fertilized and watered once, and then watered frequently with small water depending on the drought.

5. Timely wiping buds, fixing branches, picking hearts: the early growth of grapes mainly depends on the storage nutrition of the previous year, so it is necessary to select and retain germinating buds in time, leaving flat and fat buds and erasing other buds. Leave 4-6 leaves on the inflorescence 3-5 days before flowering, leaving a secondary shoot at the top, and two leaves on the secondary shoot repeatedly until there are 17 leaves. When trimming inflorescences, we should first remove accessory inflorescences and weak inflorescences, and then pinch off the tip of the inflorescence. Small grains should be removed from ears with too dense grains, and no more than 60 grains should be removed per ear.

6. Disease and insect control; in the planting technology of southern Jufeng grape, the main diseases are downy mildew, white rot and anthracnose. The 600-fold solution of 75% chlorothalonil can be used to control anthracnose, 50% carbendazim 800-fold solution to control white rot and anthracnose, and 64% alum 500-750 times to control downy mildew. Insect pests are mainly leafhoppers, which can be controlled with 1000 times of dichlorvos.

Jufeng grape is very popular in the market, the sales volume is very good, and the fruit is very full and compact, the fruit is large and delicious, it is a great cash crop.