搜索结果: 1-15 共查到“Meadows”相关记录23条 . 查询时间(0.06 秒)
Fine scale plant community assessment in coastal meadows using UAV based multispectral data
Coastal plant communities UAV Vegetation indices Random forests Unsupervised classification
2024/1/19
Coastal meadows worldwide are subjected to habitat degradation due to abandonment, intensification and the impacts of global change. In order to protect and restore these habitats and ensure the suppl...
Can seagrass meadows continue to mitigate climate change?（图）
seagrass meadows continue to mitigate climate change
2020/5/9
As carbon dioxide emissions continue to increase, scientists have recognized that seagrass meadows are important to mitigation because they have high rates of carbon storage. However, rising ocean tem...
浙江师范大学特聘教授Michael Meadows在Science Bulletin发表关于抗击新冠肺炎的合作论文
浙江师范大学 特聘教授 Michael Meadows 抗击新冠肺炎 合作论文
2020/4/2
近日，浙师大特聘教授Michael Meadows在Science Bulletin期刊合作发表题为“A systematic approach is needed to contain COVID-19 globally(《必须采取系统方案抗击新型冠状病毒肺炎的全球化》)”的论文。文章系统分析了中国的防控措施，即3C系统，主要包括协调（Coordination）、分类（Classificatio...
Losses of soluble forms of organic carbon in relation to different agro-technical treatment of meadows
dissolved organic carbon meadow experiment mineral soil total organic carbon
2016/8/2
Studies were performed to determine the loss of soluble forms of organic carbon in differently used meadows on mineral soil. In a long-term experiment two variants were distinguished: a productive mea...
2015年11月4日至8日，国际地理联合会（IGU）主席、俄罗斯科学院通讯院士、国际著名政治地理学家Vladimir Kolosov教授和国际地理联合会（IGU）秘书长，南非皇家科学院新晋院士、国际著名地貌学家Mike Meadows教授一行，访问华东师范大学地理科学学院并进行学术交流。
USING ARCGIS MODEL BUILDER FOR OBJECT-BASED IMAGE CLASSIFICATION OF SEAGRASS MEADOWS
GIS Mapping Oceanography Vegetation Classification Object Image
2015/8/19
Seagrass meadows are an important coastal habitat serving as a good indicator of healthy coastal ecosystems. Object-based image classification is a new method of seagrass mapping. The goal of the proj...
PILOT APPLICATION OF 3D UNDERWATER IMAGING TECHNIQUES FOR MAPPING POSIDONIA OCEANICA (L.) DELILE MEADOWS
Posidonia oceanica optical instruments 3D mapping 3D reconstruction quality status
2015/4/23
Seagrass communities are considered one of the most productive and complex marine ecosystems. Seagrasses belong to a small group of 66 species that can form extensive meadows in all coastal areas of o...
Changes in weed species spectrum of perennial weeds on arable land, meadows and pastures
expansion perennial weeds
2015/3/3
Occurrence of selected perennial weeds has been monitored at control sites across the Czech Republic since 1989, and trends of their occurrence have been evaluated. The monitoring has been aimed mainl...
Effect of Cutting Regime on Soil Physical Properties of Wet Thistle Meadows
soil physical properties wet grassland
2015/3/1
Changes of selected soil physical properties (porosity P, soil organic matter SOM, bulk density ρd, particle
density ρz
, characteristics of water retention capacity – maximum capillary water capac...
Impact of Land-use Change on Proteolytic Activity of Mountain Meadows
mountain meadows management
2015/3/1
Casein-protease activity assessed at 50°C and with adjustment of optimum pH conditions (PA), and caseinprotease activity near soil pH and at field soil temperature (LPA) were studied one vegetation pe...
Stand heterogeneity of total carbon and nitrogen, and C/N ratio in soil of mountain meadows
carbon nitrogen C/N ratio mountain meadow
2015/1/30
This study was aimed at monitoring the relative and absolute stand heterogeneity of total carbon, total nitrogen and C/N ratio in Ah-Ae-Btg-Bt horizons of Gleyic Luvisol on one mountain meadow divided...
Soil Heterotrophic Respiration Potential and Maximum Respiration Rate of Differently Managed Meadows
soil heterotrophic potential maximum respiration rate soil meadows mowing abandonment
2015/1/28
In this study were compared heterotrophic respiratory potential (VDS/VMAX) expressing an increase in C mineralisation rate after drying and re-wetting the soil to 60% soil water content (v/w)(VDS) in ...
Pyrenean meadows in Natura 2000 network: grass production and plant biodiversity conservation
botanical composition Shannon index pastoral value
2014/10/23
In semi-natural mountain meadows, yield and forage quality must be reconciled with plant biodiversity conservation. This study was performed to analyze the relationships between these three parameters...
Early action could save seagrass meadows, researchers say（图）
seagrass meadows sea level rise
2014/7/10
The world’s seagrass meadows are in trouble – but Australian scientists say early action can save them, even as sea levels rise.
The Impact of Cattle Grazing in High Elevation Sierra Nevada Mountain Meadows over Widely Variable Annual Climatic Conditions
Water Quality Sierra Nevada, Mountain Meadows Livestock Grazing Cattle, Indicator Bacteria
2013/3/11
The impact of summer cattle grazing on water quality during three very different climatic years in the Sierra Nevada was investigated. Water year 2009 had near normal precipitation; 2010 had late prec...