“variable rate application”的概念、定义、翻译、参考文献-科学参考

单词	variable rate application
释义	variable rate application Encyclopedia 农学﹝农业电气化与信息化工程﹞释 variable rate application变量作业利用安装有计算机、DGPS等先进设备的农机具，根据所处的位置及农田小区作物产量和影响作物生长的环境因素（如土壤结构、地形、植物营养、含水量、病虫草害等）实际存在的空间和时间差异性信息，自动调节农业物料投入速率的系统。又称变量实施、变量投入。是精准农业的核心技术环节。
随便看	groundwater corrosivity on concrete groundwater corrosivity on steel groundwater cycle groundwater-dependent ecosystem groundwater depression groundwater depression cone groundwater depth-specific sampling groundwater discharge groundwater dynamic analysis method groundwater emergency sampling technology groundwater environmental background value groundwater environment quality monitoring groundwater explosion with layer groundwater ex-situ remediation technology ground water flow groundwater flow into foundation pit groundwater flow system groundwater geochemical modeling ground water heat pump groundwater hydraulic gradient groundwater hydraulics groundwater hydrology groundwater in China groundwater in-situ measurement ground water irrigation

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