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In which areas are prune trees suitable for cultivation? How to choose a prune tree variety?

Climate conditions The annual average temperature is above 9. In southern Xinjiang, peaches are used as chopping boards, and the extreme minimum temperature is above -22 degrees Celsius. Using apricots and anvils to make chopping boards, the annual minimum temperature is no less than -28 and the absolute maximum temperature is 42-C. The frost-free period exceeds 180 days. After the prune tree is officially eaten, the plate can block or cover the grass, play the role of moisturizing and alkali pressing, and can be used to intercrop small stick crops between the small wood bases. Weed and loosen soil promptly after irrigation during the growing season.

Fruits should be given basic fertilizer after harvest, and saplings should be given basic fertilizer Lock/plant. 50kg/plant successful device. The basic fertilizer generally uses ditch city, the ditch depth is 40 cm and the width is 30 cm. Open a circular fertilizer ditch along the outer projection of the tree crown, put fertilizer evenly into the ditch, and fill it up in time. Alternatively, fertilize on both sides of the outer canopy (east, west or north and south), alternating between east and west and north and south every two years.

You can chase twice a year, before flowering (mid-to-late March) and when the fruit swells and flower buds begin to differentiate (mid-June). 100-200 grams per sapling, 400 grams per fruiting plant, and the ratio of chemical fertilizer N:P:K is 233601:2. Through the projection of Qiu Yu through the pipeline, Qiu Yu shallow ditches 15em deep and 30em wide can be dug in different directions from east to west, north and south, and filled with soil in time after fertilization.

In order to prevent the temperature of the firearm from dropping below 3 due to late frost, light the hay pile or smoke agent, and distribute more than 5 piles/667 square meters evenly in the courtyard. Before flowering, spray 500 times the aqueous solution of cyanacetin to delay the flowering period and prevent damage from late frost and low temperature. Increasing the fruit setting rate and using orchard cutting prevention can increase yields. Generally, 1 box of bees/667 meters is placed.

Prune the prune tree buds, strong branches, weak dryness, dense branches, open the inner cavity, open the fighting spirit, transmit light, shrink or remove weak branches, and recover in time. Pruning is carried out in two periods: winter pruning and summer pruning, with winter pruning being the main period. Usually in early February. Summer cutting will take place from May to July. Winter pruning mainly involves opening up the inside, adjusting the reasonable spacing between branches, removing back branches, dead branches, diseased and insect-infested branches, overly dense branches, short and strong branches, shrinking weak perennial fruiting branches, spraying the mediocre branches, and the top branches. The competing branches are strong and the branches are appropriately short and extended. Summer pruning mainly uses pillars to pull the stock index angle, topping, twisting, lifting branches, ignoring long branches, and removing buds.