丰水年
- high flow year
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认为南水北调东线工程实施后,丰水年与常水年对长江河口水资源无明显影响;
It is demonstrated that in high flow year and normal year , the northward water transfer has no significant influence on the water resources in estuary area ;
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在丰水年干物质生产2.65kg/(hm2·mm);
In an abundant precipitation year , the grassland 's dry substance yield averaged 2.65 kg / ( hm ~ 2 · mm );
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结果表明,由于天津地势低洼易涝,地表水资源量大于35亿m3的丰水年,粮食减产;
The analysis shows that in the year with surface water resource more than 35 × 109m3 , the grain yield decreases , because there is a lot of water logged lowland in Tianjin ;
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平水年,深根系区与浅根系区土壤水分变化差异表现在30cm深度以下,而丰水年其差异主要表现在土壤表层(0~30cm);
The large differences on soil water between deep-root and shallow-root plant plots could be seen in the surface layer ( 0 ~ 30 cm ) in rainy year , but under 30 cm depth in average year .
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厄尔尼诺事件与浙江丰水年的关系
Relation between El Nino event and wet year of Zhejiang
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浙江省丰水年和大洪水的变化趋势
Study on the Trend of Wet Year and Large Flood of Zhejiang
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西安地区丰水年有林地土壤水分恢复效应研究
Restoration effect of soil moisture content under woodlands in Xi'an region in wet year
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同时,我们还专门对丰水年和枯水年的水资源状况进行了研究。
Water resource for high flow years and low flow years is also discussed .
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特大丰水年洛川人工林地土壤水分特征研究
Research of soil water character below artificial forest of the heaviest rainfall year in Luochuan area of Yan'an
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二是降水,尤其2002年和2003年是明显的丰水年,降水量的显著提高将更有利于植被的恢复。
Secondly , the distinct increase of rainfall especially in 2002 and 2003 contributed greatly to restoration of vegetation .
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丰水年3水处理(拔节孕穗扬花水)和次水年4水处理(拔节孕穗扬花灌浆水)可以获得较好的经济效益和社会效益。
In rich water year , the treatment of film mulching water 3 can get better economical and social benefit .
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无论平水年还是丰水年,深根系区土壤水分变幅均比浅根系区大。
The variation ranges of soil water in the deep-root plant plots were wider than those of shallow-root plant plots .
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西安地区丰水年之后人工林地土壤水分恢复与消耗
The Soil Moisture Content Restoration and Consumption of the Artificial Forest and Farmland in Xi'an Area after a Rainy Year
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西安南郊曲江丰水年苹果林地土壤干层恢复
Reconstruction of dried layer under apple tree plantation at Qujiang in Southern of Xi ′ an City with plentiful raining year
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奉节只有丰水年适宜在坡度较小的耕地上种植麦-玉-苕、胡-玉-苕和麦-玉-豆。
As Fengjie there was just wheat-corn-sweet potato , horsebean-corn-sweet potato and wheat-corn-soybean could be planted on smaller slope land in wet year .
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丰水年,土壤水分收支正平衡,但入渗雨量的大部分(>80%)为强烈蒸发蒸腾所消耗。
In rainy year , soil water storage increased , but most infiltrated rainfall ( more than 80 % ) was consumed by intensive evapotranspiration .
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在丰水年和旱年,土壤温度与水分均与微生物总数和微生物生物量显著正相关;
The cooperation between soil moisture and soil temperature was changed , and it correlated significantly with soil microorganism population quantities and microbial biomass in two years .
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地表水的污染风险大于地下水,稻季的污染风险大于麦季,丰水年的污染风险大于平水年。
The risk is higher to surface water than to groundwater , in the rice season than in the wheat season , and in years with excessive rainfall than in those with normal rainfall .
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丰水年极端降水后土壤干层消失,水分得到很好的恢复,原来的土壤干层所在层位恢复后的水分含量明显高于其上部和下部。
In abundant water year after extreme precipitation the soil dryer vanishes , the soil moisture restores well , and the moisture content in the original dryer is obviously higher than the upside and lower part .
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在平整的耕地上,奉节丰水年和平水年适宜的单作作物为红薯、玉米和大豆,欠水年没有最适宜的单作作物,可以选择较适宜的小麦和油菜。
In the flat farmland , sweet potatoes , corn and soybeans were appropriate to plant in wet and average year , wheat and rape could be chosen in dry year as a few suitable crops in Fengjie .
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分析认为,潮汐河口为了应对连续丰水年和连续枯水年交替的径流改变,通过长周期泥沙冲淤和河床变形进行自动调整,达到冲淤平衡。
It shows that tidal estuary could get equilibrium by the auto-adjust function including long-period sediment erosion / deposition and deformation of riverbed in order to correspond to the runoff change between continuous high flow years and low flow years .
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结果表明:严重干旱情况下,氮、磷、钾及有机肥的增产效应都大幅度降低,从而使产量水平仅为142.1kg/亩,较丰水年(1995~1996年)减产57.4%。
The results showed that : ( 1 ) Yield increasing effects of nitrogen , phosphorous , potassium and organic fertilizers are significantly decreased under extremely dry condition . The decreasing rate can reach up to 57 . 4 % .
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流域内两类污染负荷所占比重大体相当,枯水年点源污染比重略高,而丰水年非点源污染比重较大。
The proportion of the two pollution loads in the basin is more or less the same , point source is slightly heavier in a dry year and the proportion of non-point source pollution is greater in a wet year .
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丰水年苹果林地2~4m的土壤含水量在23%以上,远远高于正常年份同一层位的土壤含水量,这说明该地区的土壤干层已经消失。
It is shown that dried layer of soil has developed in this area . The result shows that the moisture content of 2 ~ 4 m under the ground is more than 23 % , far higher than that of the normal annual .
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不同水文年的丰水期硝氮浓度以丰水年最高,平水年次之,枯水年最低。
The concentration of nitrate in high water season in wet years is highest , in mean year take the second place , and in dry year is lowest .
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尤其是森林在调节丰水季节与枯水季节、丰水年与枯水年的河水流量,以及在减免洪水泛滥和土壤侵蚀方面,功能效益十分突出。
It is obvious that forest can conserve water resource and soil , especially can adjust the flux in the season or year of water-in-abundance and water-in-deficient , and decrease flooding and soil eroding .