高产水稻株系的抽穗前物质生产量、抽穗后物质生产量、生物产量以及经济系数均较高且变异系数相对较小。
Biomass production in the entire growth period, dry matter accumulated before and after heading stage, economic coefficient in high-yield rice were higher and their deviations were relatively narrow.
并将优化后的指数平滑系数在我国煤炭产量的预测中得以验证。
The coefficient of exponential smoothing has been proved in the prediction of the coal output in our country.
根据旱地作物长期田间试验数据，论述了旱作农业生产中作物产量波动性是一个规律性现象，并用波动系数加以表述。
Based on the data of a long term field experiment of dryland crops, this article points out that yield fluctuation, expressed in fluctuating coefficient, is a regular phenomenon in dryland farming.
本文分析了水稻群体的个体质量分别与密度、产量和经济系数之间的数量关系；
This article analysis the quantitative relations between the single quality of a colony of rice plant and the density, output and economic coefficient.
应用温振民等提出的高稳系数法对黄淮旱地新育成小麦新品种的产量及其结构性状的高产稳产性进行了分析。
The method of the high-stability coefficient was used to evaluate the high-stability of the yield and its composites of the new-bred wheat varieties in Huanghuai dryland.
产量的遗传变异系数最大，为17.59%；
The genetic variation coefficient of yield was highest (17.59%).
试验结果表明：不同灌溉处理下，冬小麦的耗水量、耗水系数、产量不同。
The results showed that water consumption, water consumption coefficient and grain yield of winter wheat varied with different irrigation treatments.
磷高效基因型相对荚果产量和收获系数高于磷低效基因型。
Relative yield and harvest coefficient of P-efficiency variety were higher than those of P-inefficiency variety.
本文应用简单相关系数和通径分析方法对箭舌豌豆品种的几个主要性状与单株产量的关系进行了分析。
The relations between the major characters of Vicia sativa and its yield per plant were analysed by using simple correlated coefficient and path analysis.
研究了新玉9号正交种的密度效应，结果表明：1经济产量—密度方程呈渐近线型，经济系数—密度方程呈指数下降型。
We studied the density on Xinyu no. 9. The result showed that: 1 Economic yield density assume asymptote model; Economic coefficient density, exponential decay curve.
中度放牧并未使草地牧草产量和红三叶的重要值降低，同时使草地红三叶均质度系数保持在远低于1.0水平以下，但使土壤全氮含量下降0.085%。
Meantime it keeps the coefficient of homogeneity of red clover far below the 1.0 level but causes the total nitrogen content of soil to decrease by 0.085%.
根据油井供、排平衡原则，得出了抽油泵排量系数相对稳定状态下产量预测的关系；
According to the principle of supply and discharge balance, the method to predict oil yield is presented.
随着土壤铬含量的增加，水稻生物产量显著下降，经济系数无明显变化。
Total biomass decreased significantly with increasing of soil Cr concentration, while economic coefficient showed no significant change.
为评估增雨对农业的影响，利用自然降水对农作物产量贡献的积分回归，获得降水对农作物贡献系数。
For assessment effect of cloud seeding for agriculture, contribution coefficient of precipitation to crop production was obtained using integral regression of precipitation.
根据产量递减分析、采气曲线分析以及试井解释可知：储层产能与地层系数和地层渗透率关系十分密切。
Based on production decline analysis, gas productivity curve analysis and well tests analysis, reservoir potential have a close connection with formation parameter and permeability.
通径系数分析结果，有效茎数对蔗茎产量的直接正效应大于株高和茎径；
Path coefficient analysis indicated that the positive direct effect of millable stalks on cane yield was bigger than those of plant height and stalk diameter.
谷雨节前后播种，叶面积系数与单株生产力协调一致达最佳，玉米产量最高，既能抗夏旱又能避伏旱；
Sowing seeds about April 20, the coefficient of leaf area assort with the productivity of single plant, the yield of maize is tallest, and can resist and avoid the drought;
结果期与单株产量呈显著正相关，相关系数为0.5836。
Fruit set time had positive correlation with plant yield, the correlation coefficient was 0.5836.
比叶重与产量及光合速率呈明显的正相关，相关系数分别为0.9102和0.9280，达极显著水平。
Leaf specific weight shows significant positive correlation with yields and photosynthetic rate, and the correlation coefficient reaches very notable level for 0.9102 and 7.9280, respectively.
本文针对中厚板轧制过程中因头部翘曲而影响产品质量和产量这一生产中普遍存在的问题，研究了变形区几何形状系数和送入角变化对轧件头部翘曲的影响。
To general problem of the slab head bending in rolling, the effect of geometric shape coefficient of the deformation zone and entry Angle on head bending is researched.
试验结果还表明，在所研究的喷灌均匀系数范围内，均匀系数对产量的影响不明显。
Experimental results also indicated that sprinkler uniformity had little effect on crop yield for the studied range of CU.
增强光合性能，提高生物产量和经济系数，是旱作覆膜马铃薯增产的重要生理基础。
Enhancing photosynthetic function, improving biological yield and economic coefficient is an important physiological basis for increasing the yield of potatoes covered with film.
在最高产量时，紧凑型玉米品种与松散型玉米品种相比具有叶面积系数大，干物质积累数量大，经济系数高等特点。
At same time, the leaf area coefficient, dry matter accumulation and economic coefficient of compact type corn variety is bigger than loosely type corn variety.
产量与降水量和降水日数均为二次曲线关系，与降水量的相关系数高于降水日数。
Crop yield had a quadric correlation with the rainfall and rain days. which correlation coefficient with rainfall was higher than that with rain days.
在此基础上，分析无因次表观渗透率变化系数和边界条件对产量动态的影响。
On the basis, the influence of dimensionless apparent permeability variation factor to flow performance has been analyzed.
刺槐蜂蜜日产量的时间序列分析AR(1)模型相关系数？
Robinia Robinia honey is estimated by time series analysis AR (1) model, related factors?
促进养分吸收，增强光合作用，提高生物产量和经济系数；
Film - covered can increase effective fertility of soil, advance nutrient absorption, strengthen photosynthesis.
结果表明，利用土壤养分和光谱数据划分的管理分区内，各土壤养分的均一度得到了提高，光谱指数和产量的变异系数普遍降低。
The result showed that the homogeneous degree of the soil nutrient was increased, the variability of spectral index and the yield were reduced in the management zone divided by soil data.
本文对渔业产量的比较原理、比较条件及比较方法进行了探讨，提出了以等价系数作为纽带的虚拟产量评价方法。
The article is based on study about comparable principle, comparable condition, comparable method. It suggests the subjunctive output evaluation method at the bridge of equal value coefficient.
本文对渔业产量的比较原理、比较条件及比较方法进行了探讨，提出了以等价系数作为纽带的虚拟产量评价方法。
The article is based on study about comparable principle, comparable condition, comparable method. It suggests the subjunctive output evaluation method at the bridge of equal value coefficient.
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