经济系数

土地经济系数是农用地分等中重要的修正参数。

Land economic coefficient is an important corrective coefficient in farmland classification .

而且对于试验的对照条件和FACE条件相比则符合经济系数和株高成反比的规律，在FACE条件下经济系数减小，株高明显增高。

For the control test conditions and compared FACE conditions , the economic coefficient is inversely proportional to the plant height which means the economic coefficient decreases when the plant height increased significantly under the conditions of the FACE experiment .

CO2浓度升高条件下，对于两个品种平均的经济系数减小，对照的平均经济系数为0.40，高CO2浓度下的平均经济系数减小为0.38。

Under the conditions of increased CO2 concentration , the average economic coefficient of the two varieties decreases . The average economic coefficient is 0.38 under the high CO2 concentration while the control value is 0.40 .

由于两品种的基因型差异，在镉污染土壤上，加入有机酸、EDTA后，两个基因型水稻的有效穗数、成穗率、经济系数，谷草比、产量均存在明显差异。

In cadmium-polluted soil , significant differences were found in effective panicle number , panicle-setting rate , economic factor , ratio of grain via grass and yield by applying organic acid and EDTA due to genotypes difference .

利用14家全国性商业银行1993~2003年的面板数据，通过计算规模经济系数SCE和扩增型规模经济系数AS-CE，对我国银行业规模经济进行了实证研究。

This article studies the scale economies and augmented scale economies of 14 commercial banks in the China from 1993 to 2003 by using the panel data .

长期土壤水分中度胁迫可造成根系减产5.31%，茎叶生物量减少14.75%，总生物量减少10.37%，但中度干旱处理具有较高的根冠比和经济系数，其产量水平WUE增大，蒸腾系数减小。

During long period moderate drought , roots yield , stems and leaves yield and biological yield descended 5.31 % , 14.75 % and 10.37 % respectively , but ratio of root to shoot , economic index and WUE of yield level increased , transpiration coefficient declined .

适宜氮素用量（本试验为6kg氮／亩）烤烟旺长前、旺长期和成熟期的干物质积累比例分别为15%、60%和25%，经济系数约为75%。

Dry matter accumulation ratios of tobacco were 15 % 60 % and 25 % respectively in early vigorous growth stage vigorous growth stage and mature stage , economic coefficient was about 75 % under the proper nitrogen level ( 6 kg N / mu ) .

全国分县土地经济系数计算方法及比较

Calculation and Comparison of Land Economic Coefficients of Counties in China

经济系数高，经济产量均相对较高。

A high economic coefficient was suitable for a high yield .

茎鞘运转率和经济系数低；

Lower translocation rate of stem and sheath and harvest index ;

热经济系数对制冷方式选择的影响

Effects of a thermal economic coefficient on refrigeration method selection

经济系数0.31～0.58；

Economic coefficient 0 . 31 ~ 0 . 58 ;

其经济系数为0.5左右。物理公式中的比例系数

The economic rate is about 0.5 . Scals Coefficient in Physical Formulas

经济系数&密度方程呈指数下降型。

Economic coefficient & density , exponential decay curve .

大豆的生物产量及经济系数与经济产量相关显著。

The biological yield and economic coefficient were positively related to grain yield .

经济系数有随供水和施磷水平提高而降低的趋势。

Economic coefficient declined with the improvement of water-supply level and P 's amount .

首先，建立土地利用系数、土地经济系数线性模型，并给出模型参数的计算方法；

The linearity model was founded and the calculation method of parameters was presented .

经济系数提高0.7%，增产1.05%。

The economy coefficient was increased 0.7 % and the yield was increased 10.5 % .

其经济系数为0.5左右。

The economic rate is about 0.5 .

此外，土地经济系数与土壤养分及土壤污染指数具有强相关性。

Finally , the land economic coefficient correlates highly with soil nutrient and soil pollution .

叶球的鲜样质量和干样质量分别占植株鲜样质量和干样质量的48.2%和48.8%，经济系数近0.5。

The fresh weights of leaf head was 48.2 % of total plant fresh weight .

而且使冬小麦的经济系数减小，即增加了秸秆在生物量中的比重。

The economic coefficient of the winter wheat decreases which means an increase of straw field .

高秆品种发展至矮秆品种，其产量主要随经济系数提高而提高，而矮秆品种发展至杂交稻，其产量主要随着生物学产量增加而增加。

However from short stalked varieties to hybrid rice , yield increase mainly with increase in biomass production .

在指标体系的基础上，定义了协调系数、可持续系数和经济系数3个系数。

Based on the indexes system three coefficients including coordinate coefficient , sustainability coefficient and economic coefficient are defined .

并且，范围经济系数与银行资产规模呈正相关关系，规模较大的银行在扩大经营范围时更容易获得范围收益。

The results indicate that there exists the positive correlation between economies of scope and the scale of banks .

其物质生产与分配特征为抽穗前和抽穗后的干物质生产量以及生物产量均高、经济系数高；

Dry matter accumulated before or after heading , the biomass and the harvest index ( HI ) were higher ;

利用多年平均气候资料对安徽省的自然生产力进行了核算，并利用经济系数测算了经济产量。

The natural productivity in Anhui Province was calculated with the multi-annual means climatic data and transformed as economical output .

另外，由于高成穗率群体后期光合产物向穗部的分配率增加，因此经济系数也得到明显的提高。

In addition , as the percentage of photosynthate distribution to ears was increased , the economic coefficient was significantly increased .

农用地分等土地经济系数计算方法比较研究&以江西省上高县为例

Comparative Study on Calculation Method of the Land Economic Coefficient in Farmland Classification of County-level & taking an example of Shanggao

夏秋麦千粒重与经济系数都比冬播麦低，且年度间差异大。

The 1000-grain weight and harvest index were less than winter sowing Wheat . There was large variability on different year .