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Soft-sensing of farmland water potential for precision irrigation
Author(s): LU Shengli1, TIAN Liguo1, SUN Wenjun2, HAN Zhijiang2(1.departmentofautomationengineering, TIANJIN Universityoftechnologyandeducation, TIANJIN 300222, china, 2.TIANJIN Jinnannationalagriculturescitechzone, TIANJIN 300350, china)
Pages: 1-
4
Year: 2007
Issue:
4
Journal: Journal of Tianjin Vocational Technical Teachers'c
Keyword: 精准灌溉; 农田水势; 软测量; 作物微环境; 混合模型;
Abstract: 根据土壤-作物-大气连续体(SPAC)理论,水分在连续体内的运动主要由水势差决定。准确测定农田水势对于实施精准灌溉十分重要。文章介绍了基于农作物微环境信息采集与处理,通过混合软测量模型整体估算农田水势的新方法。
Citations
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