1) biological soil crust
生物结皮
1.
Effects of biological soil crust on saturated hydraulic conductivity in water-wind erosion crisscross region,North of Shaanxi Province,China;
陕北水蚀风蚀交错区两种生物结皮对土壤饱和导水率的影响
2.
Effects of biological soil crust on soil physicochemical properties in water-wind erosion crisscross region,northern Shaanxi Province,China;
陕北水蚀风蚀交错区两种生物结皮对土壤理化性质的影响
3.
Change of soil microbial content in different types of biological soil crust in Kubuqi Desert is studied.
在库布齐沙漠研究了不同类型生物结皮层土壤微生物含量的变化。
2) Biological crust
生物结皮
1.
Influencing factors of biological crust degradation in Hilly-gullied Region of Loess Plateau in China;
黄土丘陵区影响生物结皮退化因素的初步研究
2.
Six patterns of degraded grassland restoration were studied,including grass barrier,straw pane +Salix oritrepha+forage planting, sheep dung biological crust+ forage planting,pebble pane + forage planting,overshadowing net+ forage planting,and S.
通过对青草沙障、草方格+山生柳Salix oritrepha密植扦插+种草、羊粪生物结皮+种草、卵石方格+种草、遮荫网+种草、山生柳密植扦插6种草地恢复重建模式研究,结果表明:效果由大到小依次为草方格+山生柳密植扦插+种草模式、羊粪生物结皮+种草促进恢复重建模式、卵石方格+种草模式、遮荫网+种草模式、青草沙障、山生柳密植扦插模式。
3.
Well-developed biological crusts cover the Gurbantnggtt Desert, the largest fixed and semi-fixed desert in China.
古尔班通古特沙漠是我国第二大沙漠,广泛发育着地衣、苔藓和藻类等生物结皮,其分布状况与其自身生理生态特点和所处沙丘部位的环境条件密切联系着。
3) biological soil crusts
生物结皮
1.
Review on the influences of biological soil crusts on soil and vegetation in desertified areas;
生物结皮对荒漠地区土壤及植物的影响研究述评
2.
On the nitrogen fixation by biological soil crusts in the Gurbantunggut Desert,northern Xinjiang of China;
古尔班通古特沙漠生物结皮固氮活性
3.
At the same time,biological soil crusts play an important role in fixing drift sand,nutrients circulation and ecological environment changes,and so on,respectively.
生物结皮既是沙漠地区最具特色的微自然景观,也是流动沙丘固定的标志,同时,在防风固沙、系统养分循环以及生态环境变化等方面扮演着重要的角色。
4) microbiotic crust
生物结皮
1.
The rupture of a microbiotic crust under the impact of a single saltating grain was theoretically studied using the classical theories of elastic thin plate and plastic mechanics.
利用经典的弹性薄板与塑性理论探讨了生物结皮在单颗跃移沙粒碰撞作用下的破坏问题,建立了一个联结跃移沙粒的临界撞击速度和结皮性质的解析关系式。
2.
In this paper,an experimental study on the daily change of soil moisture content under the effect of microbiotic crusts in the Gurbantonggut Desert is carried out.
对新疆古尔班通古特沙漠生物结皮影响下土壤水分的日变化特征进行了定量研究,结果表明:①无论是结皮覆盖区还是无结皮覆盖区,其土壤含水量随深度的变化均表现出明显的层次性,其中以距地表20 cm处的土壤含水量最高。
3.
Soil hydrological process of microbiotic crusts (MC) has been a most debated problem with so much academic concerns all along.
生物结皮的土壤水文过程一直是学术界比较关注的争议性问题。
5) biotic crust
生物结皮
1.
Development characteristics of biotic crusts on Shapotou vegetated sand dunes;
沙坡头植被固沙区生物结皮的发育特征
6) biological crusts
生物结皮
1.
Aims As a universal, common feature in arid and semi-arid regions, biological crusts can affect soil surface properties which may relate to seed dispersal, germination and establishment of vascular plants.
生物结皮广泛分布于干旱、半干旱区,强烈影响着土壤表层理化特性,进而对种子散布、萌发和定居产生影响。
补充资料：防结皮剂
分子式：
CAS号：
性质：防止涂料在贮存过程中结皮的一种涂料助剂。主要通过捕获涂料成膜过程中产生的自由基，中断漆膜氧化聚合过程；或者与催干剂发生络合作用，使催干剂暂时失去活性，从而延缓或防止结皮；或者是通过隔氧作用达到目的。常用品种有酚类化合物、肟类化合物(甲乙酮肟、丁醛肟、环己酮肟等)。主要用于常温氧化干燥性涂料中。
CAS号：
性质：防止涂料在贮存过程中结皮的一种涂料助剂。主要通过捕获涂料成膜过程中产生的自由基，中断漆膜氧化聚合过程；或者与催干剂发生络合作用，使催干剂暂时失去活性，从而延缓或防止结皮；或者是通过隔氧作用达到目的。常用品种有酚类化合物、肟类化合物(甲乙酮肟、丁醛肟、环己酮肟等)。主要用于常温氧化干燥性涂料中。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条