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遂溪县城西农业技术推广站在城西乡早坡地甘蔗施用涂层氮肥的小区、中区表证试验和大面积推广使用结果表明:施涂层氮肥的植株较施尿素的高且均匀,蔗茎较粗大,亩产一般达6—7吨,成茎率提高4.8%,单茎重增加6%,亩增产8%。涂层氮肥的施用方法如下:1.涂层氮肥的氮素释放缓慢,释放高峰期比尿素约迟5天,一般早春低温宦提前5—6天施用,夏季气温较高可提前3—4天施用。
Suixi County West Agricultural Technology Extension Station in urban Xixiang early slope of sugar cane application of nitrogen fertilizer in the plot, the Middle Table test and a large area to promote the use of the results show that: the application of nitrogen fertilizer plants than the high and uniform urea, cane Coarser, generally 6-7 tons per mu, stem rate increased by 4.8%, a single stem weight increase of 6%, 8% increase in mu. The application of coated nitrogen fertilizer is as follows: 1. Nitrogen coated slow release of nitrogen, the peak release period of about 5 days later than urea, generally early spring low temperature 5-6 days ahead of the application, higher summer temperatures 3-4 days in advance Application.