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The study history, taxonomy, characters, biological notes and geological distributions of Encyrtidae were also given in the introduction.

本文在总论部分按中国动物志的编写规格要求介绍了跳小蜂科的研究历史和分类沿革、形态特征、生物学特性和地理分布。

During the Early Carboniferous, glacio-eustasy and the palaeogeographic environment of Qiangui intra-platform basin played crucial roles in controlling the geobiological processes, the formation and distribution of basinal facies hydrocarbon source rocks.

早石炭亚纪冰川性海平面变化及黔桂盆地独特的古地理位置控制着盆地中的地球生物学过程,决定了生烃母质生物的生产力和有机质的保存条件,进而影响了盆地相烃源岩的形成与分布。

Biological characters such as morphological character, growth character, habitat, community and geographical distribution of Picrorhiza scrophu1ariflra Pennell in northwest of Yunnan were studied, and the reasons of environmental deterioration, man-made sabotage, own reasons of Picrorhiza scrophu1ariflora Pennell in Yunnan were analyzed as well. The development and protecting strategy to improve protention, improve base study, enlarge protective area and protect native reasource, reintroduction, rational utilization and effective protection were put forward.

对分布于云南西北部的珍稀濒危植物胡黄连生物学特性,包括形态特征、生长特性、生境特点、群落学特性和地理分布进行了系统的研究,并从生存环境恶化、人为破坏、自身对环境要求严格等方面详细分析了云南胡黄连的濒危原因,提出了完善保护工作,加强基础研究,扩大保护范围,实现就地保护,开展迁地保护和回归引种研究,倡导&合理利用和有效保护并举,保护优先&的原则等保护与发展对策。

Solenopsis invicta Buren; Biology; suitable distribution; risk analysis; GIS ; China

红火蚁;生物学;适生性分布;风险性分析;地理信息系统;中国

There are biological and ecological differences in different geographical populations and biotype of Trichogramma dendrolimi , moreover the differences might effect biological control efficiency.

松毛虫赤眼蜂不同地理种群、不同的生物型其生物学和生态学特性存在差异,在种群间及种群内可能存在有较大的遗传性变异,而这些差异显著影响生物防治的效果。

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Since historical times,England ,where the early inhabitants were Celts, has been conquered three times .

从有历史以来,英国,在此地早期居住的是凯尔特人,已经被征服了三次。

Bluetooth OBEX File Transfer Enables the sending and receiving of files on your phone via Bluetooth.

蓝牙OBEX文件移动允许经过蓝牙传送和接受文件。。。。

The almost sure central limit theorem is a pop topic of the probability research in recent years,because it has many actual applications in the random analogue.

中文摘要:几乎处处中心极限定理是近几十年概率论研究的一个热门话题。它之所以引起人们的注意是由于它在随机模拟方面的实际应用参见Fisher