Precautions for planting jujube seedlings in winter
Date:2018-11-11 Source:
Although it can be grown in spring and autumn, the temperature required for rooting of winter jujube seedlings is, and the seedlings sprout later. In actual production, autumn planting is not recommended, and spring planting is the main one. Under the same conditions, during spring germination, the survival rate can be as high as 90% or more. In the northern region, from late February to early May (temperature above 18 °C), due to the sap flow, jujube seedlings begin to grow, the injured roots are easily regenerated, and the lower nutrients can be transported to timely grinding. Easy to survive. If planted in early spring, jujube seedlings will lose too much water, and the root system will be difficult to replenish and affect survival. Jujube seedlings from Miao need to excavate seedlings (smooth seedlings) instead of "miao," instead of "miao, to ensure that the root phloem and xylem are not broken, the roots are not torn, and the main lateral root phloem is intact. . The main root is 30-35 cm long, with lateral roots intact and as many fine roots as possible. Starting from the date seedlings, the roots begin to excavate 30-35cm, deep 35-40cm, at least three sides, antegrade excavation. Viewed from the side, the seedlings are immersed in the slurry. The transportation distance within one day can be omitted. Otherwise, it should be packaged. Each bundle of jujube seedlings is wrapped with film to wrap the roots of the jujube seedlings. Put some wet wood chips and enough water in the roots and wrap 2 bunches of jujube seedlings in a woven bag. It is necessary to use jujube seedlings roots and seedlings with 15-20 cm mother roots and all fibrous roots. Plane and plant to seedlings with plant spacing of 20-25 cm and row spacing of 60-100 cm. Do not scratch the roots and jujube branches of jujube seedlings during transportation. Wrap the roots with a plastic sheet to prevent the wind from drying out in the sun and rubbing against the root bark to ensure that the roots of the jujube seedlings are moist.
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