就宁夏引黄灌区而言,气候变暖对水稻单产的贡献为2.51%。
In irrigation area of Ningxia, the contribution of climate warming to rice yield was 2.51%.
银北地区面积大,土地资源丰富,耕地占引黄灌区面积的二分之一。
The Yinbei area is large with rich land resources. The cultivated area there occupies one half of the Yellow River irrigation areas.
渠井联合运用的优化决策,可广泛应用于河套引黄灌区灌排工程配套及管理之中。
The optimum policy of conjunctive operation of canal and well can be widely used in irrigation engineering management of the Hetao irrigation district.
根据引黄灌区沉沙池区农业环境及农村环境现状,提出了治理该区域环境的具体措施。
According to environment status of sand chamber section in Yellow River irrigation area, to table a proposal of environment treatment.
并例举了渠道不同部位设置提水设施对于引黄灌区泥沙利用、理和输送等方面的作用和效果。
Some successful examples were given to illustrate the effects of different pumping sites along the irrigation canals on sediment utilization, treatment and transportation.
根据田间试验对宁夏引黄灌区水稻需水规律及节水灌溉条件下水稻田水分利用效率开展研究。
Study of water-demand regulations and water use efficiencies under condition of different irrigation systems of rice were carried out by serial field-scale experiments.
该文通过系统地分析研究,证明在引黄灌区内部分区域开展纯井灌是必要的、合理的、成功的。
The ease study has proved that partly developing the pure well irrigation is necessary, reasonable and successful in the Yellow River irrigation districts.
本文应用农田水量平衡原理,建立了宁夏引黄灌区麦田灌溉横型,并对模型中有关参变量的计算进行了讨论。
This paper, using the principle of field water balance, establishes the irrigation model of Ningxia Yin-huang irrigation area, and discusses the calculation of parameters in the model.
凌期平均封河日期推迟、平均开河日期提前、封冻天数缩短,冰情、冰害有所减轻且主要发生在库区;在一定程度上缓解了宁夏引黄灌区春灌缺水的局面。
The average number of river frozen days has been reduced and the problems associated with ice have been minimized and limited to the reservoir area.
凌期平均封河日期推迟、平均开河日期提前、封冻天数缩短,冰情、冰害有所减轻且主要发生在库区;在一定程度上缓解了宁夏引黄灌区春灌缺水的局面。
The average number of river frozen days has been reduced and the problems associated with ice have been minimized and limited to the reservoir area.
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