After the buckwheat was harvested, it was promptly exterminated and the soil compaction was removed, which promoted the growth of the cotton seedlings and the development of the root system.
Grab fertilization after wheat harvest early fertilization, the general stubble after the application of 52% per acre special formula for 5-8 kg of cotton, fertilizer should not be too large, to prevent cotton seedlings prosperous. In addition to early application, re-application of flower bell fertilizer, usually in the early flowering period of 52% per acre applied to the formula fertilizer 30 kg of cotton, urea 7 ~ 10 kg, concentrated string ditch deep from the cotton plant 30 to 40 cm away. Artificial roots were removed 7 days after fertilization. In order to prevent late maturing, wheat cover cotton is generally not applied top dressing fertilizer.
Grab the water and fertilize it, then drench the seedlings and water to facilitate the growth of cotton seedlings and absorb soil nutrients.
After the pest-eaten wheat is harvested, corn stubble is often transferred from the wheat plant to the cotton to damage the culm, so it is necessary to follow the harvest and avoid leaving the cut wheat in the field. It was found that cotton seedlings were drilled and used 5 to 10 times of monocrotophos solution to smear the stem. Or poisonous soil protection zone to prevent the transfer of corn stubble from wheat to cotton. Wheat sets of cotton Fuxi and spider mites are more harmful. When the rolling rate of cotton plants reaches 5%, Fuxi is controlled in time, killing 50 grams per mu or killing 20 grams of water and 40 to 50 kilograms of water. When spider mites were spotted, a net 50 grams of water and 40 to 50 kilograms of water were sprayed per acre with daphne or aphids.
Grab and control in Shenglei, early flowering cotton plant main stem daily growth of more than 3 centimeters, with 2 grams per acre of dilute amine or 4 to 5 milliliters of helper prime, add water 15 to 30 kg uniform spray.
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