How to control cotton falling peach
The main results are as follows: 1. In view of the phenomenon of de-fertilization and premature senescence in barren cotton fields or cotton in the late growth stage, extra-root topdressing should be carried out. 2. In view of the phenomenon of excessive growth in fertile cotton fields or cotton, we can control fertilizer and water, mid-tillage, pruning and topping and spraying hormones. The specific usage of spraying hormone is: in the flower and boll stage, the mixture of 60000 times of gibberellin soluble granule and 30000 times of 50% dwarf water agent is sprayed every 7 days, continuously spraying 3-5 times, each time spraying about 50 kg per mu. 3. Pay attention to timely drought prevention and drainage.
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It is necessary to master key techniques to grow cotton well.
If you want to grow cotton well, you should master the following key techniques. First, strictly control the sowing quality. 1. Select high-quality and high-yield varieties. Select the excellent varieties promoted by the local agricultural technology department. 2. Sow seeds before sowing. On a sunny day, spread the seeds on non-cement ground and sow them in the sun for 5 days to promote seed ripening.
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Prevention and treatment of premature senescence of cotton in the middle and later stage
The Spring Equinox has passed, and cotton seedling cultivation is just around the corner. In order to seize the best period for cotton seedling cultivation and timely raise cotton seedlings, in the light of this year's climate characteristics, cadres at all levels and the vast number of cotton farmers are required to earnestly do a good job in raising cotton seedlings in accordance with the following technical points. 1. The best time to raise seedlings is from late March to April 5.
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