【摘要】 玉米生产过程中,化肥使用不当会造成资源浪费和环境污染。为此,介绍了2BFJ-6变量施肥机的结构、工作原理及变量施肥的具体实施过程,并在玉米种植示范区,统计分析施肥量和玉米产量数据。结果表明,该变量施肥机能够实现肥料的合理分配,进行田间作业能够获得较好的经济效益、社会效益和生态效益。更多还原

【Abstract】 In the process of maize production,undeserved use of fertilizer can cause resource waste and environmental pollution.This paper introduces the structure and working principle of 2BFJ-6 variable rate fertilizer applicator,and describes the specific implementation process of variable rate fertilization.By planting in the demonstration area,the statistical analysis of data for fertilization and maize yield production indicate that the variable rate fertilizer applicator can not only realize the fertilizer distribution according to needs of the corns,but also obtain better economic benefits,social benefits,and ecological benefits.更多还原