查询词典 biotic

Eight conodont zones and six ammonoid zones are consequently well distinguished in the Lower Triassic of Chaohu, and most of them are regionally or even globally correlative. The δ^13 C, excursion shows two characteristic shifting periods, and this carbon isotope sequence is not only of a stratigraphic value but also of great importance to understanding the biotic recovery and ecosystem reconstruction at the beginning of the Triassic.

巢湖的下三迭统明确包含8个牙形石带和6个菊石带，它们具有区域甚至全球对比意义；巢湖地区早三迭世碳同位素δ^13 C的演变呈现2个显著的漂移周期，这种有特色的碳同位素漂移，不仅具有地层学价值，而且可能对于三迭纪初的生物复苏和生态系演变具有指导意义。

On the base of classification of morphology, we studied morphology, cytology and molecular biology of Lilium sulphureum Baker apud Hook. f. in Yunnan By principles of population biology. We synthetically discussed intraspecific differentiation and evolution, from four biotic levels of population, individual, cell and gene.

本文在形态分类的基础上，根据居群生物学的原理和方法，对淡黄花百合的形态学、细胞学、分子生物学进行了研究，从居群、个体、细胞和基因四个层次综合探讨了该种植物的种内分化与进化。

It lied in all kinds of soil and air. B.t had strong insectcidal ability ,and it could kill a lot of creatures of Arthropoda, Protozoa, Nemathelminthes and Platyhelminthes.B.t was the most comprehensive microorganism being used in biotic pesticide.

该病原广泛存在于各种土壤及空气中，具有很强的杀虫活性，至少能杀死节肢动物门九个目及原生动物门、线形动物门和扁形动物门中的多种动物，而对人、畜、哺乳动物及天敌等无害，因此，B.t是生防工业中应用最广泛的微生物。

Studies of the chemical processes occurring within these compartments and the flux of elements between them (which are fundamentally altered and affected by biotic processes) is termed biogeochemistry.

研究在这些区域内发生的化学过程和圈层间元素的流动(通过生物过程产生了功能性的改变和影响)，称为生物地球化学。

What symbol is used to denote the intrinsic rate of increase or biotic potential?

什么是用来表示固有的增长比例和生物的潜力的标志？

Insects fed on a bland diet would show their real biotic potential .

昆虫取食了味纯和的饲料可能表现出它们真正的生物潜能。

Given favorable conditions, every species has a biotic potential to increase its population.

Translation：灭绝正以令人担忧的速度发生，这种速度很有可能在将来继续加快。

According to these principles, the author selected Hydrilia verticillata and Elodea nuttll as suitable pioneer submerged macrophytes for Suzhou 863 Project.2 In this article, intercomparsion of several different vegetate materials was discussed from contaminations release, growth potential, biotic province and improvement effects of water environment.

从物质释放、植物生长势、生物区系和水质改善效应四个方面考虑对不同基质材料进行了比较实验研究。研究结果表明：棕毛植物纤维是适合伊乐藻和黑藻的理想沉床基质材料。

It is the only production method that can sigificantly control abiotic and biotic factors.

这是唯一的生产方法，可以sigificantly控制生物和生物因素。

Selenium is one of the most important metalloid element existing in biotic environment.

硒是生物环境中存在的一种重要的类金属元素。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。