查询词典 native plants

She said a major cause of the extinctions are plants and animals not native to Hawaii.

她说非夏威夷本土的动植物引入是促使物种灭绝的主要原因。

It is a place where plants and animals from the Caribbean Sea share an ecosystem with native North American species.

这是一个地方，植物和动物共享加勒比海与本地物种的生态系统北美。

Nowadays, the pest mites are increasingly becoming rampant, such as the spider mites, eriophyid mites and tarsonemid mites which can cause damage to crops and forestry plants and acarid mites which can harm plants both in storage and the field.

近年来，害螨为害日益猖獗，如田间作物上的叶螨、瘿螨和跗线螨，以及田间和室内均可发生的粉螨等。

Aims We investigated aerenchyma formation in stems of riparian plants Arundinella anomala and Salix variegate as affected by addition of ethylene and a-naphthalene acetic acid under non-flooded conditions in order to ascertain whether phytohormone ethylene and auxin are direct stimuli for aerenchyma formation in flooded plants.

为了探究乙烯和α-萘乙酸是否是水淹环境条件下植物体内通气组织形成的直接原因，对三峡库区岸生植物野古草和秋华柳在无水淹环境条件下施加乙烯利和α-NAA后茎中通气组织的形成情况进行了研究。

A tropical rain forest ; an ever-green forest that exists in tropical regions where precipitation is heavy all the year round ; there are vines , parasitic plants and overgrowth , as well as aerophyte besides those tall trees , bushes and herbaceous plants ; mainly distributed in the Amazon drainage basin in south America , the Congo basin , Malaysia , etc .

名 热带气候终年湿润地区的常绿森林群落。这些雨林区由于常年气候湿润多雨，除高大的乔木、灌木、草本植物外，还有繁茂的藤本植物、寄生植物、附生植物等。主要分布在南美亚马孙河流域、非洲刚果盆地及亚洲的马来群岛等地。例句去热带雨林里探险，必须扎上绑带。

Phenotypic plasticity and genetic differentiation are the two major strategies that alien invasive plants can adapt habitat heterogeneity.The polymorphism of invasive plants and the diversity of their dispersal way enable them occupying invaded habitat quickly,and dispersing with a far range.The breeding strategies that agamogenesis and amphigenesis can coexist and trade off according to the habitat and invasive stage can not only promote the invasive population erupted massively,but also directly affect the dispersal mechanism and regulate the genetic structure of the population.

表型可塑性和遗传分化是外来入侵植物对生境异质性的两种适应策略；散布体多态型和散布途径多种化，使外来入侵植物迅速占领入侵生境，并进行远距离扩散；无性生殖和有性生殖并存，并根据生境和入侵阶段权衡的繁育对策不仅使入侵种群大面积暴发成为可能，而且直接影响散布机制并对种群遗传结构具有调节作用。

Various technical barriers that have to be overcome are the establishment of transformation systems in agriculturally important food crops and regeneration of fertile plants from transgenic plants.

一些必须克服的技术障碍有：在重要的农业食品种植物中转换系统的建立和从转基因种植物中优质的植物的再生。

The result of TLC shows that the three plants of Ajuga contain analogical chemical composition. three plants all contain luteolin.A. decumbens and A.nipponensis all contain esdysterone exclude A.dictyocar. But the latter contained higher amount than the former. TLC of A.dictyocar shows more differences. Thin-layer chromatography can sever as evidence to identificate them.

薄层色谱的结果表明，3种药材的乙醚提取液中均含有木犀草素，且化学成分基本一致；除网果筋骨草外，金疮小草和紫背金盘的正丁醇提取液中均含有蜕皮甾酮，而前者的含量较高，网果筋骨草的色谱与其余二种存在较大差异，薄层色谱法可以鉴别这3种药材。

Green forage includes aquatic plants and continental plants, such as: alligator weed, duckweed, broad bean leaf, lettuce leaf, roll vegetable, sugar beet, watermelon peel, all kinds of vegetables and so on

C 10 青绿饲料包括水生和陆生植物。如水花生、浮萍、蚕豆叶、莴苣叶、蚕豆叶、卷叶菜、甜菜、西瓜皮、各种水果、树叶等；谷类饲料如麸皮、米糠、高粱、玉米和各种米粒碎屑等

Simian Mountain is China's "treasure house of species gene", there are more than 1500 kinds of plants, 19 kinds of rare and endangered plants, including Alsophila spinulosa is 3.5 billion years ago prehistoric relict plant.

四面山是我国"物种基因的宝库"，有植物1500多种，珍稀濒危植物19种，其中刺桫椤是3.5亿年前的史前残遗植物。

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。