Cherry picking management attention å•¥

After cherry picking, it is an important period of cherry flower bud differentiation and pest control. On May 14th, the reporter interviewed Zhang Zhicheng, a fruit expert at Northwest A&F University. He reminded the majority of fruit farmers that the growth and development of flower buds during this period consumed large amounts of nutrients in the tree. After harvesting the cherries, the fruit trees needed to restore the tree potential. To ensure the output of the coming year.

Timely topdressing

After the cherries are harvested, they should be topdressed immediately. After picking the fruit, the topdressing is also called “moon child fertilizer”. This can replenish the large amount of nutrients consumed by the tree growth results in time, and can apply for deep drinking of 3 kg per mu and 800 times of liquid spray. (There are prosperous sprays for 2 to 3 times), and it is also possible to apply decomposed manure, manure compound fertilizer and foliar spray fertilizer. As a result, the large tree is usually applied with 30 to 50 kg per plant or 2 to 3 kg of decomposed bean cake or 1 kg of nitrogen, phosphorus and potassium multi-complex fertilizer without chloride. After fertilization, the soil is covered and watered. Note that nitrogen fertilizer should be used sparingly at this time. Excessive nitrogen application will lead to excessive growth of branches and waste of nutrition.

Plastic trim

Under normal circumstances, it is necessary to pruning the leaves twice. The first time is in the summer, because the growth rate of the leaves is relatively fast. In order to make the fruits get enough light and make the orchard more transparent, it must be It is necessary to pruning, but the trimming must be moderate during this time, which can not affect the normal growth and development. Just after the harvest, it is before entering the winter, because there will be many sick branches, weak branches, etc., so we need to All of these branches are trimmed, and many new shoots will grow as the year comes, which will increase yields.

Pest Control

After the cherry is harvested, the orchard will have a lot of fallen leaves, dead branches, weeds, etc. All the orchards must be cleaned up to avoid the bacteria and eggs attached to the safe wintering, and continue to come out in the coming year. Collect them and choose to incinerate, or you can choose to bury them deeply. After cleaning, you need to thoroughly disinfect them. Because there are likely to be some germs that have not been cleaned, you can choose to use special medicine or quicklime. disinfection. Some people will whiten the trunk, which is actually a very good way to prevent it.

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