• 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%.

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  • 运用“311-A”试验设计,探讨宁夏盐池县城西滩扬黄灌区玉米氮、磷、钾肥料的最佳配比。

    The"311-A"regression design was adopted to study the optimum ratio of N, P and K fertilizers on maize field of Yellow River Pumping Irrigation District in Cheng Xitan, Yanchi Ningxia.

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  • 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.

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  • 应用灰色关联度分析方法综合评价了宁夏扬黄灌区玉米品比试验的15个参试组合。

    The grey relational degree analysis has been used to evaluate the 15 tested maize combinations in Yanghuang irrigation area of Ningxia province.

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  • 依据土壤详查资料,分析探讨了宁夏红寺堡灌区土壤盐化现状、发展趋势及防治途径。

    According to the soil observation data, it analysed the present situation, developing trends and prevention way of soil salinization in the Honsibao Irrigation Area of Ningxia.

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  • 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.

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  • 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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  • 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.

    youdao

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