High quality and efficient management technology of young grape trees
1. From grape germination to late August, topdressing is applied once a month, 5 kg of farm manure and 50 g of nitrogen fertilizer are applied to each plant every time, and thin fertilizer is applied frequently; Second, the newly planted grape tree set up a small support to lead the new shoots, when the new shoots grow to about 20 cm, choose to leave a strong new shoot, the rest of the tender shoots erased. In order to promote the secondary shoots and shaping, the new shoots should be picked when they grow to the height of the frame surface. During winter pruning, auxiliary shoots are used as backbone branches to see and form early. Third, keep the orchard soil loose, can increase the root growth, reduce the occurrence of diseases and insect pests.
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Talking about the technology of seedless and early ripening of grape
First, the choice of treatment trees: choose those with normal growth and development and strong tree potential, so that the success rate is high, the fruit setting is good, the seedless rate is high and the fruit is large, and the commodity is good. In the treatment of weak or overgrown trees, the effect is unstable, the fruit is small, and there is a phenomenon of large and small grains. It is necessary to investigate the development of the tree last year.
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Planting technique of New Grape Variety Red Milk
1. Row spacing. There are 330 seedlings or 0.5 × 3 meters per mu and 440 seedlings per mu in North China. In South China, 330 seedlings are commonly planted in 0.7 × 3 m / mu or 280 seedlings in 0.8 × 3 m / mu. In view of the strong growth of red milk, in order to produce high-quality fruit, it is suggested to adopt canopy cultivation in both the south and the north. ...
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