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Grape Spring Management Technical Knowledge Guide
Spring is the season when grapes bud and unfold leaves, vines extend, and they send out clusters and bloom and bear fruit. Strengthening spring grape management can improve grape yield and quality. 1. From mid-to-late February to early March, the budding stage: irrigate to promote bud break and apply quick-acting nitrogen fertilizer. At this stage, orchards with the conditions should irrigate the whole orchard in a timely manner to ensure uniform budding...
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Detailed Explanation of Key Points of Drip Irrigation Technology for Greenhouse Grapes
Drip irrigation is the most ideal watering technology for greenhouse grapes, offering advantages such as water saving, yield increase, temperature reduction, labor saving, and high efficiency. 1. Simple drip irrigation construction: Build a reservoir with a capacity of 3-5 cubic meters and a height of 1-3 m at the front of the greenhouse, install a gate valve and water meter at the reservoir outlet, and use 38 mm plastic pipe as the lateral pipe inside the greenhouse...
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Detailed Explanation of Early-Fruiting Cultivation Techniques for American Black and Red Globe Grapes
I. Orchard Establishment Techniques: 1. Site selection: Grapes are best suited to loose, sandy loam soil rich in organic matter. 2. Trellis selection: To achieve earlier fruiting and increase early-stage yields, a trellis system should be chosen, mainly the single hedge trellis. Row spacing 2-2.5 m, trellis height 2-2.5 m, post spacing 4-5 m, on the posts at 50 cm above ground and then every 40-50 cm upward, stretch one wire each, for a total of 4 wires.
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Detailed Explanation of Key Points for Winter Pruning Techniques of Trellis Grapes
Trellis grapes mostly adopt the "dragon bone" pruning method, which can maintain good ventilation and light penetration, strengthen apical dominance, make the tree body robust, and achieve the goal of high quality and stable yield. 1. Retention and pruning of main vines: A single-slope small trellis is more suitable, with the trellis surface inclined toward the south. Munage grapes grow relatively vigorously; according to their characteristics regarding high temperature and sunlight...
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How to strengthen field management after grape harvest
After the grape harvest, the vines become weak, so field management should be strengthened to improve the plants' cold resistance for overwintering and promote new shoot growth the following year. Pruning and orchard cleaning: on the basis of summer pruning, continue pinching and removing side shoots, remove tendrils and thin, weak canes, and pick off diseased leaves to reduce nutrient consumption and promote plump buds. At the same time, clear the weeds in the orchard, ...
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What are the key technical points for spring grape management?
Spring is the season when grapes bud and unfold leaves, canes extend, and clusters form and flowers set fruit. Strengthening spring grape management can improve grape yield and quality. From mid-to-late February to early March, during the budbreak stage, irrigate to promote budbreak and apply quick-acting nitrogen fertilizer. At this stage, orchards with the conditions should irrigate the whole orchard promptly to ensure uniform budbreak. And at this time...
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Key Technical Points for Light Regulation in Greenhouse Grape Cultivation
In greenhouse grape cultivation, because the light intensity inside the shed is often less than 70% of that outdoors, it has a significant adverse effect on grape growth and fruiting, often causing serious flower and fruit drop, poor fruit coloration, low sugar content, poor flower bud differentiation and other phenomena, greatly reducing grape yield and quality. Therefore, enhancing...
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Grape Variety Introduction and Key Points of Pollution-Free Cultivation Techniques
The period for winter pruning of grapes is generally best carried out from early November to mid-February of the following year, that is, from 2 to 3 weeks after leaf fall to 3 to 4 weeks before spring bleeding occurs. Pruning too early will affect the return flow of nutrients, while pruning too late tends to cause bleeding. Bleeding often affects the sprouting of buds and impacts growth and fruiting. Now mainly...
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Detailed Guide to Key Grape Fruit Management Points in Summer
In July, grapes should be fertilized in a timely manner. Generally, one topdressing is applied at the early coloring stage of the fruit, mainly with phosphorus and potassium fertilizers. A sulfur-based ternary compound fertilizer can be chosen for soil application; foliar topdressing can also be used, with options such as a 0.5%-1% potassium dihydrogen phosphate solution sprayed 2-3 times consecutively. To improve the storability of grape berries, before harvest one can...
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Detailed Explanation of Key Techniques for High-Yield Cultivation of New Grape Varieties
1. Main Characteristics and Traits. First, large clusters and large berries. Takatsuma grape belongs to the large-cluster, large-berry type, with large and compact clusters of conical shape, averaging 600 g per cluster; the berries are large and plump, averaging 17 g per berry, and can reach more than 20 g after flower and fruit thinning, far larger than Red Globe and Black Globe, and comparable to the Ping-Pong grape Fujiminori. Second, good quality...
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