Development and performance evaluation of a control system for variable rate granular fertilizer application
Computers and Electronics in Agriculture(2019)
摘要
•Variable rate application (VRA) of agricultural inputs is essential for optimum crop yield.•This study was conducted to develop a control system for VRA of granular fertilizers.•The manual fertilizer rate adjustment system of a seed drill was modified to an automatic control system.•The overall error of the developed VRA system was ±2.6%.
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关键词
Precision agriculture,Variable rate application,Granular fertilizer,Control system
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