trophic level

trophic level的基本解释

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营养层次

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营养水平

与trophic level相关的网络例句 [注：此内容来源于网络，仅供参考]

Article 15 A local government at or above the county level shall compile the draft budget and draft final accounts at the corresponding level, makes report on the draft general budget at the corresponding level to the people's congress at the corresponding level, submit for the record the totalized general budget submitted by the next lower level to the standing committee of the people's congress at the corresponding level for the record, organize the implementation of the general budget at the corresponding level, make decisions to draw on reserve funds of the budget at the corresponding level, work out the adjustment plan for the budget at the corresponding level, supervise the budget implementation by the departments at the corresponding level and by the government at the next lower level, alter or annul inappropriate decisions and orders made by the departments at the corresponding level and the government at the next lower level on budget or final accounts, and submit report to the people's congress at the corresponding level or its standing committee on the implementation of the general budget at the corresponding level.

第十五条县级以上地方各级政府编制本级预算、决算草案；向本级人民代表大会作关于本级总预算草案的报告；将下一级政府报送备案的预算汇总后报本级人民代表大会常务委员会备案；组织本级总预算的执行；决定本级预算预备费的动用；编制本级预算的调整方案；监督本级各部门和下级政府的预算执行；改变或者撤销本级各部门和下级政府关于预算、决算的不适当的决定、命令；向本级人民代表大会、本级人民代表大会常务委员会报告本级总预算的执行情况。

Applying this method, Interpolation Method and Comprehensive Trophic Level Index Method to evaluate eutrophication of Chaohu Lake, the results showed that there was significant difference between this method and Interpolation Scoring Method, and the most significant difference between this method and Comprehensive Trophic Level Index Method.

该方法对巢湖富营养化的综合评价结果与插值评分法有显著差异，与综合营养状态指数法有极显著差异。

The diversity index of rotifers was the highest observed. The results show that the higher the trophic level of the lake, the higher the density diversity index of rotifers in definite trophic level range (from oligotrophic to mesotrophic).

轮虫类的多样性指数最高，并且当湖泊在一定的营养水平范围内（贫营养型向中营养型过渡）时，轮虫的密度多样性与湖泊的营养水平呈现相同的变化趋势。

与trophic level相关的网络解释 [注：此内容来源于网络，仅供参考]

trophic level：营养级

中性理论成功解释了一个营养级(Trophic level)上面的物种多样性,抛弃了竞争排斥理论,但是对多个营养级上的事情几乎什么都没说,所以,它也并不能排斥捕食关系之中的生态位概念.

trophic level：營養階層

这些素食者又被肉食者摄食,产生三级生产力,如此形成一个逐步升高之营养阶层( trophic level )即为食物链. [不过生态系统中,并非所有生物都只食用某一阶层之食物来源,若从不同阶层摄食,则形成食物网].

trophic level：营养阶

当一个社群中所有种类(相同的营养阶 (trophic level) 或体型相似)的生物,它的族群密度相当时,则它的歧异度大於个体数分布两极化 (数量偏多及稀少) 的生物社群.

trophic level：食性层次

trophic dynamics 营养动态论 | trophic level 食性层次 | trophic nerve 营养神经

food chains trophic level：食物链营养级

food chain 食物链 | food chains trophic level 食物链营养级 | food crop 粮食作物