A Study on Monitor and Prediction of Soil Moisture in Tianjin Farmland
Yao Kuiyuan, Meng Xianyue, Liu Shumei
ACTA AGRICULTURAE BOREALI-SINICA . 1998, (1): 117 -121 .  DOI: 10.3321/j.issn:1000-7091.1998.01.023