在奥加拉拉钻的第一口井是在20世纪30年代早期的干旱年代。
The first wells were drilled into the Ogallala during the drought years of the early 1930s.
旱年的发生与太阳黑子活动密切相关。
The occurrences of dry years were closely related to the sunspot activities.
干旱年的环流形式与之相反。
The atmospheric circulation anomaly is opposite in drought years.
旱年则没有显著的汇合区。
Contrarily, there isn't clearconfluence area in drought years;
每年均有因旱灾造成的水稻减产，大旱年份，减产更多，甚至绝收。
Every year the paddy rice output always reduces because of drought. When the drought is serious, the output reduced more, even extremely.
和冬小麦季比较，夏玉米季的表观损失高于前者，并以干旱年份更显著。
Compared with the nitrogen applied to wheat more loss of nitrogen was observed in it applied to maize especially in a dry year.
实例研究表明，在干旱年本模型比传统的模拟配水模型能增加较多的效益。
The results of case study show that the water allocation simulation model proposed in this study can increase benefit compared with traditional models.
结果表明， 云南极端干旱年春季与多雨年春季的大气环流特征有明显的差异。
The results show that the characteristis of atmospheric circulation in rainy spring are different from that of in spring of drought year.
有的村遇干旱年份，水源的出水量就会明显减少甚至枯竭，村民的生活饮水就难以保证。
The quantity of source water in some villages reduced obviously or dried up in dry year, so that the villagers drinking water is difficult to ensure.
人口统计学家约尔·柯特金指出，加州在干旱年份总是有火灾，这至少始于西班牙人统治时期。
Joel Kotkin, a demographer, points out that California has always had fires during dry years, at least since the time of the Spaniards.
文章通过利用灰色理论预测柳河水系的干旱年，阐述了灰色理论预测随机水文要素的基本方法。
The paper forecasts the drought year of Liuhe river water system by the grey theory, and expatiates the basic method to forecast the stochastic hydrological elements by the theory.
预测结果表明：2000年前，1997年将是黄淮海流域地区最大的干旱年，不仅旱情重而且持续时间长；
The forecasting results show that before the year 2000,1997 will be the most severe drought year with not only severe drought damage but also long drought period.
结果表明，1950年代末至1970年代前期，这一带地区以旱为主，3个重旱年有2年出现在这个时段内；
It shows that droughts are popular from the end of 1950s to early 1970s, 2 of the 3 most heavy years occur during this period.
无论旱涝年，青海高原空中净水汽通量均呈正值，但旱年比平均状况偏少21.88%，涝年偏多53.99%。
The net water vapor flux is positive always, but its content is low about 21.88% than average state in dry year, and is high about 53.99% in wet year.
将模型应用于威海市节水灌溉示范区，得出其平水年（50％）、一般干旱年（75％）两种水文年型的水资源联合调配方案。
The coupled model is applied in water saving irrigation region, Weihai city, Shandong province. The irrigation region optimal operation schemes of normal (50%)and dry(75%) years are computed.
与1999年试验结果相比，2000年的各种氮效率都小于1999年，说明干旱年份氮肥效果不突出，甚至产生一定的负效应。
Diversified nitrogen efficiency is lower in 2000 than in 1999, which show that nitrogen effectiveness is not manifest, even with negative effectiveness.
利用ECMWF高度场资料，详细分析了1985年（旱年）和1991年（涝年）5月主要季风环流系统的旬平均和旬距平特征。
In the context of ECMWF height data, investigation is conducted of the decadal mean and anomaly characteristics of major summer monsoon systems in May, 1985 (of drought) and 1991 (severe flood).
采用四因子二次通用旋转组合设计，结合大田调查与土壤肥力测试，于1994～1996年在浮山县张庄乡，对特大干旱年旱地冬小麦的施肥效应及需肥特点进行了研究。
Effect of fertilizers on rain fed winter wheat and its requirement characters in an extremely desiccative year were studied in 1994~ 1996 by using regression design and field investigation.
采用四因子二次通用旋转组合设计，结合大田调查与土壤肥力测试，于1994～1996年在浮山县张庄乡，对特大干旱年旱地冬小麦的施肥效应及需肥特点进行了研究。
Effect of fertilizers on rain fed winter wheat and its requirement characters in an extremely desiccative year were studied in 1994~ 1996 by using regression design and field investigation.
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