As the saying goes: The one-year plan is spring. Spring is the season for recovery of all things, and whether the orchard's spring production measures are in place is related to the one-year harvest of the fruit farmers. Therefore, the spring management of orchards is an extremely important period. So, what should be done in the spring orchard? This article briefly describes the spring management techniques for Yanqing fruit trees as follows:
Spring Clear Garden
1. Clear Garden Content: Including the removal of orchard weeds, dried fruit branches, rotten fruit, diseased fruit, leaves, branches and dried fruits, etc.
2. Qingyuan Period: Before the land thawing in spring. Yanqing is completed by the end of March.
3, the meaning of clear garden: reduce the number of pests and diseases, reduce the number of fight drugs, save production costs, improve the quality of fruit.
4. Prevention and control of rot; Carefully scrape rot disease spots, apply fruit tree special healing agent for prevention and cure.
Second, the stone sulfur mixture garden sterilization
1. Use time: Before the sprouting of fruit trees; Yanqing apricot orchard or apple orchard in early April; after the vineyard was unearthed in mid-late April.
2, the use of concentration: 5 degrees lime sulfur.
3. Scope of use: The trunks and branches of all trees and plants in the orchard.
4. Requirements for use: Use the spray method to carefully and thoughtfully spray the branches of trees.
Third, the spring fertilizer
1, top dressing time: (1) budding fertilizer: before the budding of fruit trees, the earth has been frozen when carried out.
(2) Post-harvest fat: 10 days after flowering.
(3) Expanded fruit fertilizer: Apple is used in mid-June.
2, the use of fertilizers: quick-acting fertilizer or fermentation of biogas slurry such as high nitrogen fertilizer is better;
3, the amount of use: According to the actual situation of the orchard to determine the amount of use, the average apple plantation per mu of 50 kg of high-efficient compound fertilizer is appropriate.
4. Composting method: Compound fertilizer is recommended to use acupuncture top dressing, and the depth is about 40 cm. It is better to use gully irrigation for biogas slurry.
Fourth, spring watering
Watering should be done in time after each fertilization in order to be able to give full play to fertilizer efficiency and provide nutrients to the trees in a timely manner.
V. Vineyards unearthed work on shelves
The best time to unearth in the Yanqing vineyards is around mid-April. After unearthing, it is best to dry the vines for 1 week. During this period, it is a good time to fight the lime sulfur mixture. After drying, it is put on a shelf and tied to help the grapes to increase the germination rate.
Sixth, the orchard's budding work
Young orchards should do a good job in management of pulling branches, opening angles, and carving buds to increase the germination rate and increase the number of short and middle branches. Adult trees need to sculpt and bald the bald areas of branches at all levels;
Pulling branches open angle has a variety of effects such as inhibiting shoot growth, increasing germination rate, and improving illumination. The opening time should be controlled before the fruit sprouts and the branches soften. Pull branch angle: main branch 70-80 degrees, other branches flattened 90-100 degrees.
Seventh, apple orchard thinning work:
Yanqing County apple orchard flowering period in May, so the sparse work is an important work of the apple orchard. Sparse flowering requirements According to the load status of fruit trees, it is appropriate to keep the center flower properly.
Eight, to do a good job in orchard pest control
According to the status of pests and diseases in orchards, it is necessary to determine whether orchard pre- and post-flower use, and to prevent and control diseases and insect pests in a timely manner.
Nine, do a good job of orchard production materials preparation
Orchard work is a very seasonal work, interlocking, apple orchards next to prepare fruit bags, ready to expand fruit fertilizer, in June to thin fruit bagging and top dressing fruit fertilizer. The vineyards should promptly do bundles, wipe buds, etc., and prepare grape bags and fruit dressings to be used in July.
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