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Type and sole genus of the Selaginellaceae; evergreen mosslike plants: spike moss and little club moss.

卷柏科的单一模式属;常绿的类似藓类的植物;小石松。

This stage has a close relation to the system classification development and evolution of moss.

此阶段与藓类植物的系统分类、发育和进化有密切关系。

The size of moss spores are different from species, but the basic types are spherical and ovoid.

藓类孢子体积不同物种间有差异,但球形和卵球形是基本类型。

Add a shovel of compost and a shovel of peat moss to the planting hole and ensure the soil is well loosened.

放入一把铁铲堆肥和一把铁铲的泥炭藓类植物,以种植孔,并确保土壤以及松软的。

These are generally lighter in weight to carry, sterilized to prevent weed seeds from germinating, and contain a lot of peat moss that helps loosen the soil so that it doesnt compact in pots.

这些通常是较轻的体重进行,消毒,以防止杂草种子从发芽,并含有大量泥炭藓类植物,有助于放松土壤,使这doesn't紧凑盆。

This paper sums up the study history and present situation about moss spore germination and protonema developmemt, clarifying the important scientific significance.

本文综述了国内外对藓类植物的孢子萌发和原丝体发育过程的研究历史和现状,阐明了此项研究的重要科学意义。

In plant kingdom, having a protonema stage after spore germination is a specific character of moss and a marked difference compared with other plant group.

在植物界,孢子萌发后的原丝体发育阶段是藓类植物所独有的特征,也是该类群区别于其它类群的一个显著特点。

Spore characters of 23 acrocarpous moss taxa in China are reported .

报道了中国23种顶蒴藓类孢子的形态特征。

Title Study on Taiwan Hepaticae II.

台湾藓类植物研究之二。

Type and sole genus of the Selaginellaceae; evergreen mosslike plants: spike ''.

卷柏科的单一模式属;常绿的类似藓类的植物;小石松。

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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。

The new PS20 solar power tower collected sunlight through mirrors known as "heliostats" to produce steam that is converted into electricity by a turbine in Sanlucar la Mayor, Spain, Wednesday.

聚光:照片上是建在西班牙桑路卡拉马尤城的一座新型PS20塔式太阳能电站。被称为&日光反射装置&的镜子将太阳光反射到主塔,然后用聚集的热量产生蒸汽进而通过涡轮机转化为电力