Compared with other fruit trees, jujube trees have more flowering, longer flowering periods and consume more nutrients.
The phenomenon of serious fruit drop and fruit drop, the general fruit setting rate only accounts for 1% of the total flower quantity.
about. Therefore, flowering management plays an important role in the high yield of jujube trees.
Making the jujube more fruitful can take the following approach:
1 Soil topdressing At the end of May - mid-June
Urea 1.20 kg for water or 20 kg for human waste. Lack of phosphate fertilizer and potash fertilizer
In the jujube garden, each jujube tree should be topped with 2 kg superphosphate, 1 kg potassium chloride or
5 kg of vegetation to promote bud growth.
2Foliage dressing in flowering and young fruit, with 0.30% urine
And 0.14% potassium dihydrogen phosphate solution for foliar fertilizer, not only can reduce
Falling and falling fruit, increase fruit setting rate, and increase fruit weight, improve jujube
quality.
3 Spraying growth regulator and trace element solution during flowering period can effectively improve jujube
Tree set fruit rate.
4 Timely circumcision of jujube trees aged 12-15 years, during the flowering period
Circle cut, height 15 cm from the ground, width 4- 6 mm, depth not
It is advisable to injure the xylem. The weak jujube tree and jujube tree should not be cut.
5 flowering water jujube trees often encounter high temperature and dry weather during the flowering period, easy to create
The stigma of the jujube is withered and shed, so the canopy should be sprayed in time at the flowering stage.
Clear water (before and after the high temperature, each spray 3 - 4 kg) to improve the air
Humidity reduces flowering.
6 Prevention and control of pests and diseases is the flowering period of jujube treeworm and peach fruitworm
At the peak of activity, a deltamethrin solution is sprayed every 7-10 days to achieve good results.
Control effect.
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