vegetat相关论文
The taxonomy of woody bamboo presents many difficulties due to its long blooming interval and complex morphological vari......
According to archaeological investigation and preliminary excavation, the Yangjia Site, located in the northern Taihu La......
Climate variability recorded by n-alkanes of paleolake sediment in Qaidam Basin on the northeast Tib
Here we combine n-alkanes preserved in a shell bar section from Qarhan paleolake, Qaidam Basin with the other sedimentar......
In China,the major contribution of forestry has been changed from providing wood products to protecting andimproving en......
Landscape ecology is playing an increasingly important role in resources management and landuse planning in recent decad......
FOREST CERTIFICATION High Conservation Value Forests Theory,Practice and Future Tendency Dong Ke, Deng Huafeng (Forestry......
Karst in Vietnam covers an area of about 60,000 km2, i.e. 18 % of the surface of the country. The country has an annual......
In recent years, research on spatial scale and scale transformation of eroded sediment transport has become a forefront ......
inthi,pap鱿!公91p97卫an六nding(GuangzhouCollege,de-pa牡平。ntofG印graph丫,Gua具gZhou,Guang-dong)劝,Q护tor乒,ry玲ly”olog......
Identification of the deposited layers in landslides reservoir and investigation of the sediment yie
There are many sediment trapping reservoirs in the Hill Loess Plateau.The Huangtuwa small catchment is selected as a res......
Evolutionary changes in the structure of leaves have had far-reaching effects on the anatomy and physiology of vascular ......
The paper analyzes the sediment source of watershed by means of studying watershed in westernShanxi of the Losses Platea......
Effect of mini-cutting size on adventitious rooting and morphophysiological quality of Ilex paraguar
As the energizing and therapeutic effects of infusions of mate(Ilex paraguariensis A.St.-Hil)leaves are increasingly rec......
目的:探讨经导管介入治疗动脉导管未闭并伴赘生物形成的感染性心内膜炎的可行性及安全性。方法:研究总结海南省人民医院心内科2010......
Based on plant specimen data,sediment samples,photos,and sketches from 45 coastal cross-sections,and materials from two ......
Growth and yield of rice as affected by transplanting dates and seedlings per hill under high temper
Studies were initiated for two consecutive years to find out the effect of time of transplanting and seedlings hill?1 on......
In-vitro vs in-vivo Inoculation: Screening for Resistance of Australian Rice Genotypes Against Blast
To assist with rapid screening for rice blast resistance as a precursor in a breeding program, the susceptibility to ric......
Over-exploitation and rural growth have severely damaged native vegetations of Aravalli hills in Rajasthan, India. This ......
Over-exploitation and rural growth have severely damagednative vegetations of Aravalli hills in Rajasthan, India. This s......
简述四川"5·12"地震给当地植被和生态造成的严重危害,指出了地震后植被恢复和生态重建要遵循植被的生态完整性、植被的异质性、物......
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Effect of mini-cutting size on adventitious rooting and morphophysiological quality of Ilex paraguar
As the energizing and therapeutic effects of infusions of mate(Ilex paraguariensis A.St.-Hil)leaves are increasingly rec......
为恢复青藏铁路取土场植被,试验研究垂穗披碱草在青藏铁路取土场植被恢复中的应用。试验结果表明,垂穗披碱草具有较好的抗寒冷、抗......
通过对黑龙江鸟裕尔河湿地开展退耕还湿试验，对退耕还湿的方法与措施进行了初步探索，并对试验进行了分析研究。结果表明，通过对退耕还......
遥感信息容量能表征地表复杂度,为深入探究信息容量与植被之间关系,研究对植被盖度、NDVI、RVI等5种植被指数的均值、均方差与信息......
天然气在净化过程中将会排放出大量的SO2,对其所在区域的林草植被将产生一定的负面影响。以某高含硫天然气净化厂为例,对其净化厂......
选择百慕大、白花三叶草、高羊茅三种土著植被和2％、3％、4％、5％4个不同坡度构建了缓冲带现场试验基地，开展面源污染防治试验。结果表明，......
柽柳植物以其适应干旱、盐碱等恶劣环境而自然生繁于我国干旱地区,又以其强大的防风固沙能力在干旱区备受关注.＂红柳沙包＂是干旱区颇......
草地沙化是目前面临的重要环境问题,会对牧草生产与居民生活环境产生重要影响。目前关于草地沙化的研究主要集中在沙化过程植被特......
【目的】了解西藏东南部不同植被类型对地表节肢动物群落结构及多样性的影响。【方法】采用陷阱诱捕法于2018年5~9月对高山栎灌丛......
河岸带滩地植被是维持河流系统健康的重要屏障。以浙江省龙游县灵山港边滩为研究对象,运用聚类分析和RDA约束性冗余分析等方法,分......
城市化的高速发展,压缩了城市生态用地比例,导致城市生态环境治理与生态用地需求间的矛盾日益突出,提高生态用地功能将是缓解生态......
以露丰黄瓜为试验材料,使用木薯渣复合基质进行桶栽试验,研究了氮肥施用水平（每桶0 g尿素、1 g尿素、5 g尿素、15 g尿素、25 g尿素）......
摘要根据立体绿化环境特点，旨在研制出适用于立体绿化墙面和屋面绿化施工用的多孔混凝土植被砖，并筛选出抗逆性强的植物。结果表明，水......
殷商时期中原地区有着良好的草木植被：大片大片的森林，随处可见的灌丛，林木茂盛，野草丛生，丛林之间遍布沼泽湖泊。甲骨文字中有许多反映......
Changes in Soil Hot-Water Extractable C,N and P Fractions During Vegetative Restoration in Zhifanggo
The study was conducted in Zhifanggou Watershed,Shaanxi Province,China,to evaluate the effect of different vegetation ty......
对草丛土毛虫（Territricha stramenticola）营养细胞大核DNA和休眠包囊大核DNA进行了RAPD比较分析．在所选用的32条随机引物中，2条没有扩......
在黄土丘陵区,地形因素和土壤水分是决定草地景观格局的主要因素,同时草地景观格局在不同尺度上影响着景观中的流.地形因素、土壤......
以雌雄异株树种鼠李为模式物种,分别从树枝、植株和种群水平上分析了雌雄异株树种鼠李的生殖分配过程,检验了营养生长与生殖过程之......
在概述水土保持研究主要成就的基础上,重点从分子生物学与生物技术角度来阐明黄土高原水土保持研究的策略与新思路.利用生物措施中......
以义马煤矿矸石山为研究对象，选取pH值、土层厚度、有机质、田间持水量、稳渗率、容重、总孔隙度和植被盖度8个评价指标，采用主成分......
生态型校园规划设计已成为今后校园规划设计的发展方向．校园绿化作为校园文化建设的重要组成部分，通过营造一个优美、和谐、舒适的多......
植被覆盖度是衡量地表植被覆盖的一个重要指标,在水土流失、生态环境等领域作为重要参数输入。利用定西市安定区的1993、2005和200......
利用NOAA卫星AVHRR遥感资料, 对甘肃省陇东地区1997-2001年地表植被指数的空间分布和年变化进行了分析, 并对相应时段内的降水量与......
在温室条件下，用1％的地木耳提取物水溶液对三色堇(Viola tricolor L．)和萱草(Hemerocallis fulva L．)进行叶面喷施。结果表明，2种花的株......
在对鹅凰嶂自然保护区森林植被调查的基础上，分析讨论了鹅凰嶂丰富的药用、观赏、用材、食用等植物资源，提出了若干植物资源保护与可......
针对黄土高原退耕区域不同植被恢复类型中植被群落特征及多样性的问题,以农地（F）为对照,对天然侧柏（B）次生林、不同林龄（5、20 a）刺槐人......
利用1982-2006年NOAA/AVHRR归一化植被指数(NDVI)时间序列,结合植被、地形和气候等资料,研究新疆植被活动的年际变化及其季节差异......
以重庆市澎溪河湿地自然保护区为研究对象，对保护区内的湿地植物资源进行了全面调查。结果表明，保护区内湿地植物共有34科67属100种，......
