Trimming the branches and cleaning the vineyards to do the summer cut work, remove tendrils and thin branches. Clearing the weeds in the garden will remove the diseased shoots, diseased leaves, diseased fruits, dead branches and debris from the garden and bring them out of the park to be buried deep or burned to reduce the sources of diseases and insects.
The vineyards that protect the leaves of the harvested organic grapes must protect the leaves. Enhancing the photosynthetic capacity of the leaves plays an important role in increasing the storage nutrients of the tree.
Grasp the timing of applying basal fertiliser to basal fertilisers from the middle to late September to mid-December, the most suitable for deciduous grapes, and base fertilizers with organic fertilizers and farmyard fertilizers of 3,000 to 5,000 kg/mu. It can increase the flower bud differentiation and enhance the ability of overwintering in the year and is conducive to budding in the coming year, laying the foundation for high yields in the coming year.
Loose soil to prevent drought and autumn organic grape orchards in autumn and autumn are easy to overgrown with weeds, and timely cultivating and weeding should be carried out after fruit picking. Usually about 20 cm deep, near the trunk shallow, deeper outward. When there is a lot of rain, it is necessary to clear the gutters in a timely manner. In case of drought or winter drought, it should be timely irrigated.
Prevention and control of pests and diseases The main diseases of organic grapes are downy mildew, black pox, and rust. Clear up the orchard, improve the ventilation and light transmission conditions of the racks, pruning in time, reduce the incidence rate; treat pests by bacteria, use bacteria to cure bacteria, treat pests with bacteria and other biological control methods, and use grape diseases to be specific to temperature, spectrum, etc. Sexual reactions and tolerance to kill or repel pests.
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