Key points for the management of the latest apple trees in the middle and later stages

Apples have a very high nutritional value, so they are also popular with many people. Apple trees are widely distributed in our country. When planting apple trees, we need to do a good job of management. Especially in the middle and late stages of apple trees, the management of this time has a great relationship with the yield and quality of apples. So how should apple trees be managed in the middle and late stages? Let's take a look at the management points in the middle and late stages of the apple tree together with Xiaobian!

1. Timely harvest

In the middle and late stages of the apple tree, it is important to harvest at the right time. Timely harvest is not only the key to ensure apple fruit, but also has a great relationship with apple storability. Different varieties of harvest time will vary, for example, Marshal varieties are generally harvested in early September each year. If it is a golden crown suitable variety, then it should be carried out in the middle and late September. Harvesting should start from the bottom and then go up. In addition, it should be carried out in order from the outside to the inside. Mainly can not hurt the fruit branches, ensure the integrity of the fruit, retain a good fruit handle.

2. Soil, fertilizer and water management

Apple trees in the middle and late we have to do a good job of cultivating loose soil. Keep the soil permeable and soft, and improve a good soil environment for apple tree root growth. Then after harvesting the mid-ripening varieties, pay attention to applying sufficient base fertilizer. Base fertilizer is generally based on decomposed organic fertilizer, with appropriate amount of fruit tree fertilizer. The amount of fertilizer should generally account for about 65% of the annual fertilizer application. When applying fertilizer, we should also pay attention to the way of fertilization. Usually, the main fertilization methods are circular furrow fertilization and strip furrow fertilization.

Circular ditch fertilization is in the apple tree crown around the place, directly spread to the ground and then watering can be. Circular ditch fertilization is not necessary to dig trenches, can save a lot of manpower. If it is strip ditch fertilization, you need to dig a good fertilization ditch, the effect is very good. In addition, we need to spray foliar fertilizer once every half month or so to enhance photosynthesis of apple leaves and delay their deciduous time. Then we should control the water supply, do a good job in drainage and waterlogging prevention, promote apple fruit coloring and improve quality.

3. Fruit management

Fruit management is mainly aimed at late-maturing varieties such as red Fuji and need medicine to do a good job of management. We should do a good job in removing bags, picking leaves, turning fruits and other work. When removing bags, first remove all the leaves near the fruit. Then, after about 4 days, the other light-blocking leaves are removed. About 10 days after the bag is removed, when the sunny side of the fruit is fully colored, rotate it by about 180 degrees to ensure that all parts of the fruit can fully see the light and improve the uniformity of fruit coloring. When picking leaves and turning fruits, they should be carried out in cloudy and cloudy environments.

The above is an introduction to the management points of apple trees in the middle and late stages. Today's introduction is here, this article offensive reference, I hope to help everyone oh!