Apple standard bagging technology

The implementation of apple bagging technology is one of the most effective measures for producing high-quality, high-grade, non-polluted fruit. Over the years, the majority of fruit growers in Jingning County have achieved increased production and income through the implementation of apple bagging technology, and have also accumulated a set of valuable experience. Apple's standardized bagging technology is summarized as follows:

First, carefully check the pre-bagging situation before bagging, remove the disease, disability, small (not long), fruit type, and excess fruit in the dense tree, and keep it every 20-25cm. As a result, attention should also be paid to selecting the center fruit on longer fruiting branches and shorter long fruiting branches.

Second, bagging carefully sprayed the first week of good medicine, be sure not to miss the spray (especially the fruit), after spraying 1 to 2 days and then bagging.

Third, the best bagging time, according to many years of practice has proved that bagging too early, affecting the growth of the head, aggravating the occurrence of bitter pits; bagging too late, the fruit back poor green, rough fruit surface, affect the fruit surface smooth, poor coloring . Therefore, it is recommended that the “1 June” be followed by bagging, and that the end of June 15 should be the best.

During the day, it is best to start around 8 am, avoid hot noon, and end at 5 or 6 pm.

Fourth, choose to use high-quality fruit bags, high-quality fruit bags refers to the high quality of paper, processing technology, waterproof, light-blocking, good air permeability, is conducive to the production of non-pollution fruit double fruit bags. The best selection of quality fruit bags is not repeated.

Fifth, Apple should pay attention when bagging:

1. In case of dry weather, water should be poured three or four days before bagging.

2. When the dew is dry and then bagging, do not bag in case of drizzle rain. Otherwise, it is easy to increase fruit rust.

3. In case of cold, cold weather, do not immediately bag, so the weather warmer, after a day or two sets, or prone to burning.

4. Before bagging, fully inspect the air vents for ventilation. When the cover is set, the fruit bag should be fully opened to prevent it from rubbing against the fruit.

5. After the fruit bags are folded, the nails should be bent down tightly to prevent lateral bending.

6. During raining during bagging, the uncovered trees should be sprayed in a timely manner.

Six, Apple should take note of the bag:

1. A few days before picking the bag should be removed from the internal malleolus, on the back of the leggy branches and some useless branches that severely affect the light.

2. Take 2 to 3 days before picking the bag and carefully spray the insecticide. After the bag is removed, there is neither pathogen infection nor pest damage. At the same time, it can greatly reduce the winter base of the pest.

3. In case of dry weather, it should be watered in advance, and then pick the bag. The inner bag is red wax bag should be divided into two bags (the inner canopy of the lower canopy can also be a one-time pick bag), the inner bag of black bags in case of bad weather (especially drought, hot weather), the best crown The outside of the first release the bag mouth, after two days and then removed.

4. In case of cold, cold and windy weather, the weather should also be warmed up. After one or two days, the bags should be taken again.

5. Pick up the bag and lay the reflective film in time. It is best to lay the bag on the day when the bag is taken.

6. Remove the leaves that affect the light around the fruit and transform the fruit in a timely manner to ensure that the fruit is fully colored.

From the end of 7.9 to the beginning of October, it is advisable to pick bags depending on the weather. During the day, starting at 8 am, avoid hot noon and pick up bags at 5 or 6 pm.

8. In the case of maintaining appropriate humidity, it is best to note the temperature difference at seven or eight degrees when picking bags, which will help the rapid coloring of the fruit to ensure a bright color.

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