First, by using some methods, this method can be used in the cotton field where the bottom is good and the surface is poor. The first step is to scrape the surface dry soil with a hoe, and then dig a hole on the wet rake by the spacing of the planting depth, 3 to 5 cm deep. Wet the soil with cottonseed, and then use dry soil to seal the heap. When most of the germinate germinate, flatten the wind to ensure the smooth emergence of cotton seedlings. Second, the method of repression and levigation to water-free sources, dry soil layer is not thick cotton fields, before replanting sowing, practical virtual virtual soil, promote capillary water rise, after repressing the table 5 cm soil water can increase l% -2%. Third, the sloping ditch water method is used in the defective cotton fields with water sources. Firstly, a shallow ditch with a depth of 3 cm is to be opened by the row spacing. The bottom of the ditch should be leveled, and then draw water along the ditch. After the water is soaked, the spot is set on demand. The soil is covered with cover soil. The cover soil is back-shaped and is 5 to 6 cm thick. Fuping. Fourth, splashing water to fill the law in the field every 10 meters or so dig a horizontal ditch, water diversion to the ditch, holding water around the tool to splash water, to be splashed when the ground when the yellow seeding. Fifth, open the ditch and other rain method to open the seeding ditch well, after the rain, immediately soaked seeds with dipping seeds. Sixth, send seeds and other rain method sown seeds not soaked, open in a good dry soil ditch, shallow plug shallow cover soil, immediately after the rain calm and protect. This is a method that can be used for pure morning field competition. VII. Broadcasting eye point method Take a 3 cm thick wooden stick and cross a big iron nail 5 cm from one end to control the sowing depth. Use this stick to broadcast the eye with water. Wait until the water has soaked. The cottonseed is covered with soil, and the seeds are taken out of the mound when they take root. Eight, dry water splashing method according to the line before the planting of cottonseed stalks and then splashing water, this method is not good for the end of the table, the water supply is not on the Dan but also need to grab the cotton field.
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