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Enhancing the Accuracy and Temporal Transferability of Irrigated Cropping Field Classification Using Optical Remote Sensing Imagery
irrigated field classification Landsat NDVI time series Gaussian mixture model interannual climate variability regional analysis
2023/12/1
Mapping irrigated areas using remotely sensed imagery has been widely applied to support agricultural water management; however, accuracy is often compromised by the in-field heterogeneity of and inte...
Potential of Convolutional Neural Networks for Forest Mapping Using Sentinel-1 Interferometric Short Time Series
Synthetic Aperture Radar Sentinel-1 forest mapping deforestation monitoring deep learning convolutional neural networks
2023/12/1
The monitoring of land cover and land use patterns is pivotal in the joint effort to fight deforestation in the Amazon and study its relation to climate change effects with respect to anthropogenic ac...
Forest Farm Fire Drone Monitoring System Based on Deep Learning and Unmanned Aerial Vehicle Imagery
Forest Farm Fire Monitoring System Deep Learning
2023/12/1
Forest fires represent one of the main problems threatening forest sustainability. Therefore, an early prevention system of forest fire is urgently needed. To address the problem of forest farm fire m...
Unmanned?aerial?vehicles (UAV)-based canopy height modeling under leaf-on and leaf-off conditions for determining tree height and crown diameter (case study: Hyrcanian mixed?forest)
canopy height model digital elevation model forest inventory unmanned aerial vehicles (UAVs) tree crown architecture
2023/12/1
Tree height and crown diameter are two common individual tree attributes that can be estimated from unmanned aerial vehicle (UAV) images thanks to photogrammetry and structure from motion. This resear...
青海省祁连圆柏天然林单木生物量模型构建
祁连圆柏 单木 器官生物量 生长指标
2023/12/1
利用祁连圆柏整株生物量与生长指标数据,为估算祁连圆柏林的生物量估算提供参考。通过野外调查,共获取了63株祁连圆柏天然林样木生物量与生长指标实测数据。用其中50株样木数据进行回归模拟,用其余的13株样木数据对模型可靠性进行检验,构建器官生物量与生长指标间的回归模型。结果表明,祁连圆柏单木水平下,树干生物量模型的R_(adj)~2为0.96,均方根、模型有效性和残差系数分别为0.50、0.85和0.0...
Allometric Models to Predicate Single-Tree Biomass in the Eurasian Larix spp. Forest
genus Larix equations additivity biosphere role of forests biomass of single-trees allometric models sample plots biological productivity transcontinental tables of biomass
2023/12/1
Today, estimating of biological productivity or carbon-depositing ability of forests is going on the global level, and its increase is one of the major factors of climate stabilization. In recent year...
Nonlinear Mixed Effect Model Used in a Simulation of the Impact of Climate Change on Height Growth of?Cyclobalanopsis glauca
RegCM downscaling climate sensitive tree species nonlinear mixed effect model height growth of tree tree species diversity
2023/12/1
Localized climate is sensitive to terrain, underlying surface material, building distribution, green coverage and CO2?emissions. The Regional Climate Model (RegCM) was used to make a statistical detai...
A Planted Forest Mapping Method Based on Long-Term Change Trend Features Derived from Dense Landsat Time Series in an Ecological Restoration Region
planted forests long-term change trend features Landsat time series Google Earth Engine random forest NDVI
2023/12/1
Planted forests provide a variety of meaningful ecological functions and services, which is a major approach for ecological restoration, especially in arid areas. However, mapping planted forests with...
Revealing the Structure and Composition of the Restored Vegetation Cover in Semi-Arid Mine Dumps Based on LiDAR and Hyperspectral Images
ecological restoration hierarchical classification vegetation structure LiDAR vegetation species
2023/12/1
Remotely sensed images with low resolution can be effectively used for the large-area monitoring of vegetation restoration, but are unsuitable for accurate small-area monitoring. This limits researche...
本发明公开一种筛选响应杨树高温胁迫下关键代谢物的方法，该方法通过GC/TOF-MS技术检测杨树叶片高温胁迫下的代谢变化规律，筛选杨树响应高温的小分子代谢物与代谢通路，从而阐释杨树对高温胁迫响应的代谢组学水平上的调控机制。筛选到67个差异代谢物，高温胁迫下差异基因主要富集在缬氨酸、亮氨酸、异亮氨酸生物合成；半乳糖代谢；甘氨酸、丝氨酸、苏氨酸代谢通路上。本发明也为树木高温胁迫研究提供重要的参考依据，为...
A new generation of sensors and monitoring tools to support climate-smart forestry practices
climate change early warning signals ecosystem regime shifts wireless sensor network Internet of Things citizen science green technologies
2023/11/30
Climate-smart forestry (CSF) is an emerging branch of sustainable adaptive forest management aimed at enhancing the potential of forests to adapt to and mitigate climate change. It relies on much high...
Chloride removal capacity and salinity tolerance in wetland plants
Phytodesalination Wetland plants ChloridePolluted waters Carex riparia Phalaris arundinacea
2023/11/30
Deicing with sodium chloride maintains safe roads in the winter, but results in stormwater runoff with high chloride (Cl-) content that causes various downstream problems. Chloride-rich water risks co...
The regime of constructed wetlands in greywater treatment
green roofs green walls greywater hybrid constructed wetlands wetland
2023/11/30
There is an excellent need for supply-side threats due to the enhanced degradation and reclamation of existing water bodies in the present scenario. This had led to the global water crisis. One of the...
Stand Canopy Closure Estimation in Planted Forests Using a Geometric-Optical Model Based on Remote Sensing
canopy closure the GOST model fisheye camera photos transects LAI
2023/11/30
Canopy closure, which is the ratio of the vertical projection area of the crowns to the area of forest land, can indicate the growth and tending situation of a forest and is of great significance for ...
Combining Different Transformations of Ground Hyperspectral Data with Unmanned Aerial Vehicle (UAV) Images for Anthocyanin Estimation in Tree Peony Leaves
hyperspectral tree peony anthocyanin (Anth) unmanned aerial vehicle (UAV)
2023/11/30
To explore rapid anthocyanin (Anth) detection technology based on remote sensing (RS) in tree peony leaves, we considered 30 species of tree peonies located in Shaanxi Province, China. We used an SVC ...