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渭干河库车河三角洲绿洲主要作物不同生育期需水量估算
其他题名Estimation of Water-demand of Major Crops during Different Growth Stages in the Organ River-Kuqa River Delta Oasis in Xinjiang
满苏尔·沙比提1; 买买提·阿扎提2
ISSN1001-4675
出版年2009
卷号26期号:1页码:102-108
中文摘要采用联合国粮农组织最新推荐的模型方法(FAO56),参照毗邻地区的灌溉试验成果和当地群众的灌水经验.对渭干河--库车河三角洲绿洲冬小麦、夏玉米和棉花等作物不同生育期的需水量及需水规律进行了分析.结果表明:①作物各生育期需水量的多少,取决于生育期的长短和需水强度;②作物需水量自西向东、自南向北增加,其空间波动与气温、风速和湿度息息相关;③若根据目前渭干河--库车河三角洲绿洲农业用水所占总水量的实际比例计算,地表水供给量完全满足作物对需水的要求.如果按国际上发展经济用水占河流总水量的比例计算,河道有效来水量只能满足作物的需水要求.若要全部考虑城镇工业用水、生活用水及农业用水,加上地表水资源的利用率较低、季节变化大,则不能完全满足作物灌溉用水,导致挤占生态用水.
英文摘要In this study, the water-demanding volumes and mechanisms of water use by primary crops in the Organ River- Kuqa River delta oasis in Xinjiang, which include winter wheat, summer corn and cotton, were analyzed during different growth stages using the new model recommended by the Food and Agriculture Organization of the United Nations (FAO56). This study was conducted using the results of irrigation experiments conducted in adjacent areas and reports by local residents. The results of the study were as follows : (1) The water-demanding volumes of crops at different growth stages were found to be related to the length of the crop-growing period and the water-demanding strength. Specifically, the water-demanding volume of winter wheat was lowest during its overwintering stage, highest during its heading stage, and moderate during its other growth stages. Additionally, the water-demanding volume of summer corn was low because of its high drought-enduring capability. As a result, summer corn grows rapidly after jointing, during which time its water-demand also increases, with the highest water-demand occurring during the tasseling stage. The water-demanding volume of cotton was highest during its boll stage, moderate during its bud and seedling stages, and lowest during its wadding stage; (2) The water,demanding volumes of crops increase from west to east and from south to north in the study area. Specifically, the water-demanding volumes are highest in the windy Kuqa zone, lowest in the humid Xinghe zone, and moderate in Kayar County in the south. The spatial changes in the water-demanding volumes of crops are closely related to meteorological factors including air temperature, air humidity and wind speed ; (3) According to the calculated results of the proportion of total farming irrigation water volume in the Organ River-Kuqa River Delta Oasis, the surface water supply in the oasis is sufficient and can completely satisfy the irrigation water requirements of crops in the region.
中文关键词渭干河--库车河绿洲 ; 生育期 ; 作物需水量 ; 水分供需
英文关键词Organ River-Kuqa River delta oasis growth stage water-demanding volume of crops water supply and demand
语种中文
国家中国
收录类别CSCD
WOS类目AGRICULTURAL ENGINEERING
WOS研究方向Agriculture
CSCD记录号CSCD:3564388
来源机构新疆师范大学
资源类型期刊论文
条目标识符http://119.78.100.177/qdio/handle/2XILL650/223587
作者单位1.新疆师范大学,地理科学与旅游学院, 乌鲁木齐, 新疆 830054, 中国;
2.新疆阿克苏地区渭干河流域管理处水盐检测站, 新和, 新疆 842100, 中国
推荐引用方式
GB/T 7714
满苏尔·沙比提,买买提·阿扎提. 渭干河库车河三角洲绿洲主要作物不同生育期需水量估算[J]. 新疆师范大学,2009,26(1):102-108.
APA 满苏尔·沙比提,&买买提·阿扎提.(2009).渭干河库车河三角洲绿洲主要作物不同生育期需水量估算.,26(1),102-108.
MLA 满苏尔·沙比提,et al."渭干河库车河三角洲绿洲主要作物不同生育期需水量估算".26.1(2009):102-108.
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