The results showed that the sustainable high yield population was characterized by high earing rate, big spike size and high ratio of grain-straw.

1、

Chemical fertilizer is an essential material for agricultural production. It ensures a sustainable high yield of crops.

化肥是农业生产中不可缺少的物质基础，是农业赖以持续高产的保证。

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2、

Obstacle and Countermeasure of Sustainable High Yield for Peanut in Low-hilly Red Soil Region

低丘红壤区花生持续高产的障碍及对策

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3、

Analysis of population traits of sustainable high yield in single late rice

单季晚稻持续高产的群体特性分析

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4、

First it is given to the sufficient conditions that guarantee the existence and global asymptotical stabling of positive periodic solution for the models. Then the maximum sustainable yield per unit time is chosen as management objective, the corresponding optimal population level are determined.

在保证惟一的全局渐近稳定周期解存在的条件下，以单位时间的持久产出作为最终管理目标，得到相应的最佳种群水平和捕获努力量。

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5、

A Thousand Marbles The production model produced a maximum sustainable yield ( MSY) of 99.6 Kilo-MT and an optimum fishing effort ( f_opt) of 114.76 Kilo-fishing days.

其结果是99.6千公吨的最大持续产量和114760作业日的最佳捕捞努力量。

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6、

In addition, the maximum sustainable yield ( MSY) and the optimum fishing effort ( FMSY) were estimated on the basis of fishery statistics data by Schaefer model and Fox model.

渔捞业中的最佳经济产量是指能使持续的纯利润最大的产量，此时投入的捕捞努力量为最佳经济捕捞努力量。

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7、

Stock assessment is not only to forecast the static optimum fishing effort and sustainable yield, but also to assess the reactions of fish and fishermen to management choices and other changes.

资源评估不仅仅是预测静止的最佳捕捞努力量和持续产量，而是评估鱼类和渔民对管理决策和其它变化的动态反应。

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8、

Can estimate the maximum sustainable yield in absolute terms; With continuing to turn, the reaction is quick, the color of product is light and the product yield is high.

可以估计最大持续产量的绝对值；

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9、

As long as high fishing efforts exist in the Yellow Sea, it is impossible for the stock to recover and to reach maximum sustainable yield.

只要黄海周围过高的捕捞力量的存在，小黄鱼资源很难得以恢复并达到最大持续产量。

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10、

Lastly, use the model of Optimum Sustainable Yield to realize the environmental protection of sustainable tourism in tourism vacation belt around city of Jinan city.

第四，运用旅游开发最佳可持续产量的经济模型实现济南市环城市旅游度假带可持续旅游的环境保护。

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11、

At present, the actual fishing effort and the fish yield have exceeded the maximum sustainable yield and the optimum fishing effort.

1997年实际渔获量和捕捞力量均超过了估算的最大持续产量和最大持续捕捞力量。

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12、

It treat fish population or resource stock as a study unit, analyze the relationship between sustainable yield, optimum fishing effort and population size.

它是把种群或资源群体作为一个研究分析的单位，研究一个资源群体的持续产量、最佳捕捞努力量和资源群体大小之间的平衡关系。

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13、

The highest rate at which a potentially renewable resource can be used indefinitely without reducing its available supply is called its sustainable yield.

在没有减少可用物资的情况下，能够不定期地使用潜在的可再生资源所达到的最高比率被称为可持续性收益。

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14、

Maximum sustainable yield theory is important and has been widely used in agriculture, forestry, fishery, pest control and biological resources protection.

最大持续产量原理在农业、林业、渔业、有害生物防治、生物资源保护等方面有着广泛的应用。

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15、

It calculates the maximum sustainable yield, maximum sustainable economical yield and corresponding fishing efforts using the equlibrium production models.

运用平衡产量和经济模型分别评估了山东省海洋捕捞的最高持续渔产量与最大持续经济产量及其相应努力量；

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16、

Based on the theory of MSY ( Maximum Sustainable Yield), a general optimal-stocking model was formulated.

进一步根据最大可持续产量理论构建了最适放养量模型。

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17、

Main published work included length frequency analysis, virtual population analysis, production models, and maximum sustainable yield of Qatari fishery.

主要研究成果包括体长分析，世代分析方法，产量模型和卡塔尔国渔业的最大持续产量。

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18、

Sustainable yield of fishery resources in the Taiwan Straits and its adjacent waters

台湾海峡及邻近海域渔业资源可持续开发量研究

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19、

Estimation of maximum sustainable yield in the fully exploited fisheries

已充分开发渔业中估计最大可持续产量的一种近似方法

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20、

Study on the Sustainable Yield of Groundwater in Yanqi Basin, Xinjiang

新疆焉耆盆地地下水可持续开采量研究

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