A method for chemical topping of cotton in early maturing cotton area
A cotton and chemical technology, applied in the agricultural field, can solve the problems of increased cost of mechanical spraying, high technical requirements for operation, and large dosage of chemicals, etc., and achieve the effects of improving fertilizer and water utilization, good permeability, and good boll formation
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[0018] In order to make the technical means, creative features, goals and effects achieved by the present invention easy to understand, the present invention will be further described below in conjunction with specific embodiments.
[0019] The present invention includes three basic operating steps.
[0020] First of all, the basic routine chemical control was carried out by spraying methylpiperon on the leaves from the emergence stage to the boll stage of cotton, and the cultivation measures such as methylpiperon chemical control and water and fertilizer management were carried out according to the routine of local cotton varieties. For overgrown cotton fields, chemical adjustment can be carried out once 5-10 days before chemical topping. On the basis of the local normalized dosage, add 2-3g of mepimonium soluble powder as appropriate for mixed use.
[0021] Secondly, according to the soil in different places, the growth of cotton, and the variety of cotton, as long as the nu...
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