In soil-plant-atmosphere system, soil available water content, crop water consumption, and effective precipitation are the main factors in water balance equation of farmland.
在土壤-植物-大气系统中，土壤有效水分贮存量、作物耗水量和有效降水量是农田水分平衡的主要组成因子。
Water Harvesting Forestation System is mostly based on soil moisture ligament, It makes soil-plant-atmosphere consecutive system unite integer.
集雨绿化系统主要以土壤水分为纽带，把土壤植物大气这个连续的系统统一为一个有机整体。
Based on the physical analysis of water flow processes in soil-plant system, a universal model of cicruit analog for water flow in the system was developed in this paper.
本文在土壤—植物系统中水流过程物理分析的基础上，建立了该系统中水流电模拟最通用的非线性模式。
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