2) variable rate fertilizing
变量施肥
1.
Intelligent spatial decision support system for variable rate fertilizing -using ArcView GIS on precision agriculture;
变量施肥智能空间决策支持系统VRF-ISDSS——地理信息系统Arc View GIS在精细农业中的应用
3) variable rate fertilization
变量施肥
1.
Research and development of the proportionally-mixed variable rate fertilization system for cotton drip irrigation under mulch film;
棉花膜下滴灌比例混合变量施肥系统的研发
2.
Study on intelligent decision-making sustaining system of variable rate fertilization in precision agriculture;
精准农业变量施肥智能决策支持系统的研究
3.
Research on Variable Rate Fertilization Control System in Precision Agriculture;
精准农业田间变量施肥控制系统研究
4) variable spraying
变量施药
1.
The Controlling system based on AT89C51 single-chip microcomputer is applied to agricultural production; the purpose of variable spraying is realized.
将基于AT89C51单片机的控制系统应用于农业生产过程中,实现了变量施药作业,提高了农药利用率,减少农药残留、环境污染。
2.
Therefore, there is a great need to carry out variable spraying technique.
当前农药施药采取粗放的方式，农药使用量大、效率低，造成环境污染，使农产品农药残留过高，在农业生产过程中迫切需求变量施药技术。
5) Variable rate fertilizer
变量施肥
1.
Make use of the velocity system of valve-controlled motor based on 89C51 single-chip microcomputer, the variable rate fertilizer applicator for precision agriculture can be realized.
以89C51单片计算机为核心,控制变量施肥的电控液压驱动系统。
2.
A kind of control system of variable rate fertilizer applicator in precision agriculture is introduced.
介绍了一种的实现精准农业变量施肥作业的施肥控制系统。
6) Variable-rate fertilization
变量施肥
1.
Research on ComGIS-based prescription recommend system for variable-rate fertilization in precision agriculture;
基于ComGIS的精准农业变量施肥处方推荐系统研究
2.
Simulation system for the influence of management zone size on variable-rate fertilization;
基于GIS的变量施肥尺度效应模拟系统
3.
Decision making method for variable-rate fertilization based on data envelopment analysis and artificial neural network;
基于数据包络分析和人工神经网络的变量施肥决策方法研究
补充资料：变量与变量值
可变的数量标志和所有的统计指标称作变量。变量的数值表现称作
变量值，即标志值或指标值。变量与变量值不能误用。
变量值，即标志值或指标值。变量与变量值不能误用。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条