利用RZWQMERES模拟华北平原农田土壤水分动态及其对作物产量的影响.pdf

作物学报 ACTA AGRONOMICA SINICA 2009, 35(6): 1122−1130 /zwxb/ ISSN 0496-3490; CODEN TSHPA9 E-mail: xbzw@ DOI: 10.3724/SP.J.1006.2009.01122 利用RZWQM-CERES 模拟华北平原农田土壤水分动态及其对作物产 量的影响 房全孝1 于 强2 王建林1 1 , 266109; 2 , 100101 : , , , RZWQM (Root Zone Water Quality Model)CERES (Crop Envi- ronment Resource Synthesis)RZWQM-CERES , , RZWQM-CERES , (RMSE) 2.38~2.70 cm 3.49~3.73 cm; (R2 = 0.83***, n = 22), RMSE 550 kg hm−2 580 kg hm−2 , RMSE 670 kg hm−2 RZWQM-CERES , RZWQM-CERES , : RZWQM-CERES; ; ; ; Simulating Soil Water Dynamics and Its Effects on Crop Yield Using RZWQM- CERES in the North China Plain 1 2 1 FANG Quan-Xiao , YU Qiang , and WANG Jian-Lin 1 College of Agronomy and Plant Protection, Qingdao Agricultural University, Qingdao 266019, China; 2 Institute of Geographic Sciences and Natural Resources Research, Chinese Academy of Sciences, Beijing 100101, China Abstract: Agricultural system model is an important tool for optimizing multi-objective managements and decisions in agricul- ture. However, due to the complex process with multiple parameters in the model, calibration and validation for system model are difficult. In the paper, the hybrid m