查询词典 index

Through the field test and indoor research for about 3 years, it was found that the occurrence of cotton Fusarium wilt had close relationship with the climate condition in Xinjiang. when temperature was about 20℃, disease index developed very quickly. when temperature was above 24℃, disease index would reduce. With temperature dropping by the end of July and at the beginning of August, disease index would raise again.

通过田间试验和室内研究发现，新疆棉花枯萎病的发生与气候有十分密切的关系，在地膜植棉的情况下，当气温达20℃左右病指上升最快，气温达24℃以上则很快进入高温隐症期；7月下旬或8月上旬随温度下降，病情又有回升，故枯萎病在新疆也有两个明显的高峰期，只不过因地膜植棉发病期明显提前而已。

In order to make the current grade-determination method of the cultivated land more rational, the paper has analyzed the natural and social economic factor of cultivated land quality deeply. Many ideas, including the theoretical foundation on grade-determination, the authenticity of the basic materials, the division of the index district, the determination of the appointed crops and their parameters , the largest theory output of the crop and the definition of the suitable range about index district, the control of the equivalence district in the county , the revision of the multiple crop index and the application of GIS ,etc. have been deeply discussed, and the current grading model of the cultivated land has been revised.

为使现行耕地分等方法更趋合理，本文以耕地质量评价的相关理论为基础，强调了基础资料对等别划分的重要性，明确了获取方法，并对指标区的划分、指定作物及其参数的确定，作物理论最大产量及其适用范围的界定，县域范围内等值区的控制，土地利用系数的修正、复种指数的修正和GIS在耕地分等中的应用等方法进行了深入探讨，修正了现行耕地分等模型。

On the basis of key factors governing the paddy rice ecosystem, we accordingly develop the following three indicators for the evaluation: Crop Growth Index, Environmental Index, and Plant Insect and Disease Index.

该方法主要是根据稻田生态系统的构成要素，分别建立作物长势指数、稻田环境指数、病虫害指数三个指数表征这些要素。

Selecting identification index of low-potassium tolerance The correlation between the grain weight per ear stress index and sensitive character stress index is appraised in detail by the numbers based on the principle of highly actuating, simply manipulating, early identification and saving field.

根据穗部敏感性状和穗粒重之间胁迫指数的关系，可以分为不敏感和敏感两类，敏感类型有穗粒数、百粒重、穗轴重三种，各类型存在明显差别。

Fvc,fvc / body mass index,fvc / brassieres index,fvc / height index,increases with age,and there are significant gender differences,the age group for men and women mean changes in its shape is closely related to the development process.

肺活量、肺活量/体重指数，肺活量/胸围指数，肺活量/身高指数，随年龄增大而增大，且有明显的性别差异，指数各年龄组男女均值的变化与其形态发育过程密切相关。

The regulation showed: land use diversity and combination types of land use were increased from suburb to distant suburb plain and half coteau. The opposition trend was presented on the change of the concentration index of land use. As distant suburb coteau was controlled by the background of mountain, the land use diversity index was minimum and the concentration index was maximum.

北京市土地利用格局的区域差异呈现如下规律：土地利用多样性和土地利用组合类型数由近郊向远郊平原、远郊半山区依次递增；土地利用的集中程度则刚好相反；远郊山区由于受大环境背景山地控制，土地利用多样性在各区中是最小的，而集中程度则是最大的。

After three years' spring fishing off, dominances of the main species decreased, CPUE of part reaches increased, and Margalef diverdity index, Pielou evenness index and Wilhm Modified Shannon-Wiener diversity index of the three reaches showed the rising tendency, which indicated the richness of species number and complication of community structure, and the positive ecological effects by the spring fishing off.

春禁后，渔获物主要种类优势度有所下降，部分江段单位捕捞努力量渔获量表现出一定上升趋势，3个江段Margalef指数、Pielou指数和Wilhm改进指数有一定升高，表明种类丰富度有所提高，群落结构趋于复杂，春季禁渔有一定效果。

A-share index of Shanghai Stock Exchange, the B-share index of Shanghai Stock Exchange and Shanghai Stock Exchange composite index return series obviously are fat tailed, with excess kurtosis.

本文得出的结论如下：一、上证A股、上证B股和上证综合指数收益率序列明显具有尖峰厚尾的性态。

The first refers to the index finger pressed the board, the second finger , third finger , little finger fourth, press what bombs look, so all your fingers after all the press on, in addition to the index finger should not move away, move up the index finger strings B,...

食指摁第一个指板，中指第二，无名指第三，小指第四，摁一下弹一下，等你所有的手指全部摁上以后，除食指以外不要动，食指向上移到B弦，。。。

But also in the bilateral city, should not invest in stock index futures faced by small and medium-sized retail market risk, is far more to do now only many of unilateralism, to a large city; in this context that China's stock index futures research center created the stock index futures group

而且在双边市里，不能投资股指期货的中小散户所面临的市场风险，要远比现在的只能做多的单边市要大；在这种背景下中国股指期货研究中心创立了股指期货群

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。