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| 模拟降雨条件下覆盖方式对冬小麦降水利用的影响 | |
| 引用本文： | 刘战东,高阳,巩文军,段爱旺.模拟降雨条件下覆盖方式对冬小麦降水利用的影响[J].水土保持学报,2011,25(6):153-158,197. |
| 作者姓名： | 刘战东 高阳 巩文军 段爱旺 |
| 作者单位： | 1. 中国农业科学院农田灌溉研究所,河南,新乡,453003;中国农业科学院研究生院,北京,100081 2. 中国农业科学院农田灌溉研究所,河南,新乡,453003 3. 河南省焦作市广利灌区管理局,河南,沁阳,454550 |
| 基金项目： | 国家现代小麦产业技术体系建设专项资金(nycytx-03) |
| 摘 要： | 人工模拟降雨条件下,在大田设置地膜覆盖(PM)、4种秸秆覆盖量(覆盖量分别为1 500,4 500,7 500,10 500 kg/hm2,即SM15、SM45、SM75和SM105),同时设置无疆盖处理作为对照(CK),研究不同覆盖方式对雨后冬小麦棵间蒸发量、土壤剖面水分和降雨土壤蓄积量的影响.结果表明:各处理雨后冬小麦逐日棵间土壤蒸发累积量和日变化有相同变化趋势;同一时间段内不同覆盖处理的土壤蒸发差异明显,各生育阶段土壤累积蒸发量和日蒸发量均表现为SM105 |
| 关 键 词： | 冬小麦 模拟降雨 覆盖 土壤蒸发 土壤水分 蓄积量 |
Effect of Different Covering Methods on Rainfall Use of Winter Wheat Under Simulated Rainfall |
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| LIU Zhan-dong,GAO Yang,GONG Wen-jun,DUAN Ai-wang.Effect of Different Covering Methods on Rainfall Use of Winter Wheat Under Simulated Rainfall[J].Journal of Soil and Water Conservation,2011,25(6):153-158,197. | |
| Authors: | LIU Zhan-dong GAO Yang GONG Wen-jun DUAN Ai-wang |
| Institution: | LIU Zhan-dong1,2,GAO Yang1,GONG Wen-jun3,DUAN Ai-wang1(1.Farmland Irrigation Research Institute,Chinese Academy of Agricultural Sciences,Xinxiang,Henan 453003,2.Graduate University of Chinese Academy of Agricultural Sciences,Beijing 100081,3.Guangli Irrigation Authority,Jiaozuo City,Henan Province,Qinyang,Henan 454550) |
| Abstract: | By setting plastic mulching(PM),1 500,4 500,7 500,and 10 500 kg/hm2 of straw mulching quantiy respectively(SM15,SM45,SM75 and SM105),also setting no mulching as control treatment(CK) in winter wheat field,under simulated rainfall situation,the influence of different covering methods on soil evaporation,soil moisture and rainfall storage by soil were studied.The results indicated that the daily variations and daily cumulative of soil evaporation had the same trend in all treatments;the difference of soil eva... |
| Keywords: | winter wheat simulated rainfall mulching soil evaporation soil moisture storage amount |
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