with the decrease of suitable degree of planting zones, the dbh increment decreased, and the year when the mean dbh increment and current annual volume increment was maximum reached earlier.

the mean annual volume increment of teak can be estimated by n and ca concentration in leave, or by soil available p concentration and base saturation percentage based on established regression functions.

柚木年材积生长量可以通过叶片中钙、氮浓度高低，或土壤速效磷含量、盐基饱和度高低进行估计。

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despite november's decline, china steel output in 2013 is still likely to top last year's 716.5 million tons for a record-high annual volume.

尽管11月份的产量下滑，但是中国今年的钢铁产量仍有望超过去年7.165亿吨的产量，创造年产量纪录。

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the result of this study led to the following conclusions, annual volume of water conserved by forest is up to 1390 million t.

研究结果表明，1.森林涵养水源的年效益值为13.9亿吨、相当于1.807亿元；

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the highest annual volume growth is found in stands of middle density of stocking.

中等密度的白桦林有着最高的年蓄积生长量。

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the precipitation variation in summer is great and the precipitation change in winter is opposite to that in summer. consequently annual variance of agricultural yield in shandong province mainly result from the variation of climate yield.

气象产量年际间变化幅度较大，因此山东省的农业产量年际间的变异主要由气象产量变化引起的，这表明在众多环境生态因子中，气候因子是影响农业产量的主要因子。

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the experiment was conducted to determine the effects of excreta fertilization on grass growth and annual dry matter yield, and the influences of main climatic factors, including of air temperature, precipitation and sunshine hours on grass growth were also analyzed.

研究了奶牛排泄物施肥对草地牧草生长速率、年产量的影响，分析了研究区主要气候因子（月均温，降水和日照时数）对牧草生长的效应。

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the forage systems, except rs and rvs, all gave an annual total forage yield over 30 t dm per hectare, with the highest from ts which was 36.7 t dm per hectare.

6个饲草生产系统中，除RS和RVS系统之外，其余四个系统的干物质产量都在30t／hm~2以上，其中产量最高的TS系统干物质产量达36.7t／hm~2。

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eight inquired villages with fish culture in paddy fields obtained a higher annual unit rice yield than the average of the county, so this result is tallied with conclusion 1.6.

实地调查的8个稻田养鱼村屯稻谷单产量均高于同县域2004年度的平均单产量，与（1）的结果相符合。

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with the increasing growth years, r-1 increased its plant height, branch numbers, annual hay yield, fresh/ dry ratio, and seed yield per plant.

随着生长年限增加，R-1的株高、分枝数、全年干草产量、鲜干比、单株种子产量等指标呈增加趋势，生产性能提高，四龄、五龄红三叶生产性能显著高于其他株龄。

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it is forecasted that in 2010, the annual domestic yield will reach 230 kt, however, the demands will be 270 kt.

预计到2010年国内产量将达到230kt，进口量40kt，需求量270kt。

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in 2004, the annual domestic yield was 85 kt, and additional 30 kt was imported to meet the demands.

2004年国内产量85kt，进口量30kt，需求量115kt；

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the major mathematical models used to calculate shareholder value return are total value yield, specific shareholder value yield and annual value yield.

计算股东价值收益率的数学模型主要有：总价值收益率、个别股东价值收益率、年价值收益率。

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estimation of the annual grains yield of huaibei plain with noaa remote sensing method

淮北平原全年粮食总产气象卫星遥感预报方法研究

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forecast on annual grain yield per unit of jilin province& based on the weighting markov chain

吉林省粮食单产年景预测&基于加权马尔柯夫链

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temporal variation in annual water yield of the jialingjiang river and the formative causes

嘉陵江流域年径流量的变化及其原因

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a model was established and used to forecast the regional annual natural yield capacity and for different climatic years.

同时，运用模型对区域性自然生产力和不同气候年进行了大豆产量的预测。

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the method of estimating annual wool yield in german angora rabbits

德系安哥拉兔的产毛水平估测法

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the annual yield of 68 000 tons of castor seeds from the 1 million mu castor production base located across 25 counties in north shaanxi has given a great impetus to the industrial development of the local agriculture, processing industry, chemical industry and foreign trade.

讨论提出在陕北榆林、延安所辖25县建立100万亩蓖麻生产基地，年产蓖麻籽可达68000t，并以此为龙头，带动相关的养殖业、加工业、化工业和外贸出口等产业的发展。

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the source, category, annual yield, the profession distribute, comprehensive utilization degree of hazardous wastes and its present pollution and control conditions have been found out by investigation and analysis of the present condition of hazardous wastes in chengdu city.

通过对成都市危险废物的调查、分析，初步查明了市区危险废物的产生源、种类、年产生量、行业分布、综合利用程度以及其污染及控制现状。

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the soil alkali spot disappeared. the yield of wheat and corn increased year after year with annual yield already reaching 850 kg/ 667 m~ ( 2) in 2003.

土壤理化性状与对照组相比得到了明显改善，碱斑消失，小麦和玉米产量逐年增加，2003年达到850kg/667m2。

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