Evaluating water management plan of winter wheat in waterlogging conditions based on entropy weighted TOPSIS model
MIAO Zimei1, LI Jingchun1*, CHEN Dong2
1.School of Agricultural Equipment Engineering, Jiangsu University, Zhenjiang, Jiangsu 212013, China; 2.Huai′an Water Investigation, Design and Research Co. Ltd., Huai′an, Jiangsu 223005, China
Abstract:In order to select the unified water level control scheme based on resources, environments and benefits, different irrigation and drainage schemes were developed to simulate the waterlogging stress of winter wheat at different growth stages. Entropy weight method and TOPSIS model were orga-nically combined, and four indicators were selected from three aspects, of high yield of winter wheat, efficient utilization of water resources, and reduction of non-point source pollution, to build a winter wheat water level management evaluation system. The weight of each index was determined by entropy weight method, and 13 different water level management schemes were calculated by using TOPSIS model. The theoretical fit Si of each treatment was obtained, and the effects of waterlogging stress on the water level management schemes were evaluated. According to the calculation results of the model, winter wheat was most affected by waterlogging at the milk-200 mm(3 d)(5 d-800 mm), resulting in a significant decrease in yield. At the tillering stage of-50 mm(1 d)(5 d-200 mm), the winter wheat yield, water saving and emission reduction can be achieved. The results accord with experimental law and are of certain practical value.
缪子梅, 李竞春, 陈栋. 基于熵权TOPSIS模型评价涝渍条件下冬小麦水位管理方案[J]. 排灌机械工程学报, 2018, 36(12): 1306-1311.
MIAO Zimei, LI Jingchun*, CHEN Dong. Evaluating water management plan of winter wheat in waterlogging conditions based on entropy weighted TOPSIS model. Journal of Drainage and Irrigation Machinery Engin, 2018, 36(12): 1306-1311.
[1]蔡剑, 姜东. 气候变化对中国冬小麦生产的影响[J]. 农业环境科学学报, 2011, 30(9):1726-1733. CAI Jian,JIANG Dong. The effect of climate change on winter wheat production in China[J]. Journal of agro-environment science, 2011, 30(9):1726-1733.(in Chinese)[2]葛道阔, 曹宏鑫, 杨余旺,等. 基于作物生长模型的小麦区域化旱涝监测预警[J]. 江苏农业科学, 2017, 45(22):299-304. GE Daokuo, CAO Hongxin, YANG Yuwang,et al. Monitoring and early warning of regional drought and water logged for wheat based on crop growth model[J].Jiangsu agricultural sciences, 2017, 45(22):299-304.(in Chinese)[3]肖梦华, 金秋, 褚琳琳. 涝渍胁迫对南方地区冬小麦氮素变化的影响[J]. 排灌机械工程学报, 2015, 33(7):618-625. XIAO Menghua, JIN Qiu, CHU Linlin. Effects of waterlogging stress on change in nitrogen of winter wheat in South of China [J]. Journal of drainage and irrigation machinery engineering, 2015, 33(7):618-625.(in Chinese)[4]邵光成, 俞双恩, 刘娜,等. 以涝渍连续抑制天数为冬小麦排水指标的试验[J]. 农业工程学报, 2010, 26(8):56-60. SHAO Guangcheng, YU Shuang′en, LIU Na, et al. Study on continuous days of water logging and excessive soil water as drainage index of wheat [J]. Transactions of the CSAE, 2010, 26(8):56-60.(in Chinese)[5]WANG X G, CHEN Z W, MAO Z, et al. Irrigation, drainage and ecological engineering approaches to controlled farmland nonpoint source pollution[C]//Third International Conference on Intelligent System Design and Engineering Applications. IEEE Computer Society, 2013:909-912.[6]YANG Gao, BO Zhu, TAO Wang,et al. Seasonal change of non-point source pollution-induced bioavailable phosphorus loss: A case study of Southwestern China[J]. Journal of hydrology, 2012, 420(1):373-379.[7]闵继胜, 孔祥智. 我国农业面源污染问题的研究进展[J]. 华中农业大学学报(社会科学版), 2016(2):59-66. MIN Jisheng, KONG Xiangzhi. China′s agricultural non-point source pollution research progress [J].Journal of Huazhong Agricultural University(social science edition), 2016(2):59-66.(in Chinese)[8]PHILIPPE B, CHRISTOPHE B. Agricultural non-point source pollution [M]//Spatial Management of Risks. ISTE, 2010:39-70.[9]魏占民, 李泽鸣, 李佳宝. TOPSIS模型对农田土地平整方式的综合评价[J]. 排灌机械工程学报, 2014, 32(4):356-362. WEI Zhangmin, LI Zeming, LI Jiabao. Comprehensive evaluation on farmland leveling methods based on TOPSIS model[J]. Journal of drainage and irrigation machinery engineering, 2014, 32(4):356-362.(in Chinese)[10]VETSCHERA R. Entropy and the value of information[J]. Central European journal of operations research, 2000(3):195.[11]HWANG C L, YOON K. Methods for Multiple Attribute Decision Making[M]//Multiple Attribute Decision Making. Springer Berlin Heidelberg, 1981:58-191.[12]张军, 梁川. 基于灰色关联系数矩阵的TOPSIS模型在水环境质量评价中的应用[J]. 四川大学学报(工程科学版), 2009, 41(7):97-101. ZHANG Jun, LIANG Chuan. Application of TOPSIS model based on gray correlation coefficient matrix in the evaluation of water environment quality[J]. Journal of Sichuan University(engineering science edition), 2009, 41(7):97-101.(in Chinese)[13]方崇, 张春乐, 陆明本. 基于熵权的TOPSIS模型在右江灌区节水改造效益综合评价中的应用[J]. 节水灌溉, 2011(2):52-54. FANG Chong, ZHANG Chunle, LU Mingben.Application of TOPSIS model based on entropy weight cofficient in comprehensive evaluation of water-saving reconstruction benefit in Youjiang irrigation district[J]. Water saving irrigation, 2011(2):52-54.(in Chinese)[14]雷勋平, 邱广华. 基于熵权TOPSIS模型的区域资源环境承载力评价实证研究[J]. 环境科学学报, 2016, 36(1):314-323. LEI Xunping, QIU Guanghua.Empirical study about carrying capacity evaluation of regional resources and environment based on entropy-TOPSIS model[J]. Journal of environmental science, 2016, 36(1):314-323.(in Chinese)[15]缪子梅,李竞春,陈栋,等. 喷灌条件下茶园土壤肥力与茶叶品质指标[J]. 排灌机械工程学报, 2018, 36(6): 524-528. MIAO Zimei,LI Jingchun,CHEN Dong,et al. Soil ferti-lity and tea quality of tea plantation under sprinkler irrigation[J]. Journal of drainage and irrigation machinery engineering, 2018, 36(6): 524-528.(in Chinese)