The part westwards accounts for 1/3 of the Zhujiang River's total runoff.
向西的这部分径流量约占珠江总径流量的1／3。
These two distinct factors codetermined the total runoff loss of soil mineral nitrogen.
两种效应共同决定了土壤矿质氮素的地表流失量。
For all the soil and crop management treatments, the total runoff decreased with increasing amounts of fertilizer inputs.
对土壤和作物管理的所有处理来说，总径流量随肥料投入量的增加而降低。
Under base employ of the coated urea, the total N concentration of farm surface water was near the contract level, and the possibility via runoff was very little.
结果表明，包膜尿素在基施情况下，田面水总氮浓度始终接近对照水平，通过径流损失的可能性很小。
The content of total nitrogen and total phosphorus in every forest runoff is higher than rainfall, and that of Coniferous mixed forest is the highest.
各林分地表径流的总磷、总氮含量均高于大气降水，樟落混交林的总磷、总氮含量最高。
It is necessery that the total consumptive use of water in the rotation period is equal to the total effective precipitation(pre- cipitation minus runoff depth)in the loess hilly region.
在黄土丘陵区要求林草与农作物地在轮作周期内的总耗水量与有效雨量（降雨量与径流深之差）持平。
Water resources total quantity, underground water and runoff of river assumes the reduced tendency, has the obvious uniformity with the precipitation change.
全市的水资源总量、地下水、河川径流量呈减少趋势，与降水的变化具有明显的一致性。
The results showed that the correlation between total surface runoff and erosion modulus with land use types and those influence factors above was significant.
结果表明：坡耕地、杉木林地的次降雨地表径流量、地表径流侵蚀模数与坡度、降雨量、降雨强度、植被盖度等相关显著。
The specific research contents mainly include three parts: characteristics of urban runoff pollution, simulation of total pollution load, technology of ecological treatment.
具体的研究内容主要包括三大部分，分别是：城市径流污染特征研究、负荷总量模拟研究以及生态化处理技术研究。
The total efficiency of the runoff model from 1981 to 1990 is 61.3%, and the main reasons of the low modeling precision were analyzed also.
1990年产汇流模拟总体效率为61。 3%，本文同时也分析了模型精度偏低的原因。
The influence of slope gradient on the variation rule and total amount of runoff was hardly significant.
坡度对产流规律和产流总量影响并不显著。
The influence of slope gradient on the variation rule and total amount of runoff was hardly significant.
坡度对产流规律和产流总量影响并不显著。
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