搜索结果: 136-150 共查到“知识库 林学”相关记录6832条 . 查询时间(3.502 秒)
Vegetation Determines Lake Sediment Carbon Accumulation during Holocene in the Forest–Steppe Ecotone in Northern China
carbon accumulation rate (CAR) Huangqihai Lake climate change vegetation coverage broadleaved forest Holocene
2023/12/19
To understand the past carbon accumulation of forest–steppe ecotone and to identify the main drivers of the long-term carbon dynamics, we selected Huangqihai Lake and analyzed the sediment records. We...
Ensemble machine-learning-based framework for estimating total nitrogen concentration in water using drone-borne hyperspectral imagery of emergent plants: A case study in an arid oasis, NW China
Water resources Remote sensing Total nitrogen Hyperspectral imagery Machine learning Bootstrap
2023/12/19
In arid and semi-arid regions, water-quality problems are crucial to local social demand and human well-being. However, the conventional remote sensing-based direct detection of water quality paramete...
Assessing Future Changes of Climate Extreme Events in the CORDEX-MENA Region Using Regional Climate Model ALADIN-Climate
Extremes Regional climate change CORDEX MENA Heat waves Drought
2023/12/19
This study investigates future changes of temperature, precipitation, and associated extreme events in the MENA region using Regional Climate Model ALADIN-Climate over the CORDEX-MENA domain. Model ca...
Democratic Republic of the Congo Tropical Forest Canopy Height and Aboveground Biomass Estimation with Landsat-8 Operational Land Imager (OLI) and Airborne LiDAR Data: The Effect of Seasonal Landsat Image Selection
Airborne LiDAR Landsat-8 tropical forest canopy height aboveground biomass Congo Basin Forest
2023/12/19
Inventories of tropical forest aboveground biomass (AGB) are often imprecise and sparse. Increasingly,?airborne?Light Detection And Ranging (LiDAR) and satellite optical wavelength sensor data are use...
Classifying wetland-related land cover types and habitats using fine-scale lidar metrics derived from country-wide Airborne Laser Scanning
Habitat classification Phragmites australis reedbed structural heterogeneity vegetation complexity wetland conservation
2023/12/19
Mapping 3D vegetation structure in wetlands is important for conservation and monitoring. Openly accessible country-wide Airborne Laser Scanning (ALS) data-using light detection and ranging (lidar) te...
p24 family proteins are involved in transport to the plasma membrane of GPI-anchored proteins in plants
Arabidopsis p24 family endoplasmic reticulum glycosylphosphatidylinositol (GPI)
2023/12/19
p24 proteins are a family of type-I membrane proteins which cycle between the endoplasmic reticulum (ER) and the Golgi apparatus via Coat Protein I (COPI)- and COPII-coated vesicles. They have been pr...
Cytokinins as central regulators during plant growth and stress response
Cytokinin Biosynthesis and metabolism Signaling and gene regulation Plant growth Abiotic stress response
2023/12/19
Cytokinins are a class of phytohormone that participate in the regulation of plant growth, physiological activities, and yield. Cytokinins also play a key role in response to abiotic stresses, such as...
Regulation of Aluminum Resistance in Arabidopsis Involves the SUMOylation of the Zinc Finger Transcription Factor STOP1
aluminum resistance STOP1 ESD4 SUMOylation Arabidopsis thaliana
2023/12/19
Aluminum (Al) is a primary constraint for crop production on acid soils, which make up more than 30% of the arable land in the world. Al resistance in Arabidopsis is achieved by malate secretion media...
Cytokinin Perception Also Starts at the Plasma Membrane
cytokinin perception plasma membrane endoplasmic reticulum (ER) plasma membrane (PM)
2023/12/19
The plant hormone cytokinin regulates diverse biological processes, including embryogenesis, cell division and differentiation, root and shoot architecture, vascular development, and formation of shoo...
Unraveling the 3D Genome Architecture in Plants: Present and Future
3D genomic methods plant 3D genome dynamic chromatin organization liquid-liquid phase separation RNA-chromatin interaction
2023/12/19
The eukaryotic genome has a hierarchical three-dimensional organization with functional implications in DNA replication, DNA repair, and transcriptional regulation. Over the past decade, scientists ha...
Characteristics of Soil Respiration and Its Components of a Mixed Dipterocarp Forest in China
microhabitat diurnal pattern temperature sensitivity moisture carbon sink
2023/12/18
Background: Although numerous studies have been carried out in recent decades, soil respiration remains one of the less understood elements in global carbon budget research. Tropical forests store a c...
The Strong Position of Silver Fir (Abies alba Mill.) in Fertile Variants of Beech and Oak-Hornbeam Forests in the Light of Studies Conducted in the Sudetes
ecology silviculture phytosociology habitat preferences
2023/12/18
Silver fir is one of the longest living and tallest trees in Europe, it has major commercial importance and may be found in various communities predominantly connected with lower mountainous locations...
Productivity of Eucalyptus pellita in Sumatra: Acacia mangium Legacy, Response to Phosphorus, and Site Variables for Guiding Management
Indonesia eucalypt and acacia plantations production multiple rotations conservative-zero-till management phosphorus response soil-stand variables adaptive management
2023/12/18
We report on experimental studies conducted in South Sumatra with interrelated objectives to (i) examine the trends in production covering 30 years, including three rotations of Acacia mangium followe...
Evaluating Post-Fire Vegetation Recovery in Cajander Larch Forests in Northeastern Siberia Using UAV Derived Vegetation Indices
Larix cajanderi Siberia wildfire drones uncrewed aerial vehicle NDVI GCC normalized difference vegetation index green chromatic coordinate
2023/12/18
The ability to monitor post-fire ecological responses and associated vegetation cover change is crucial to understanding how boreal forests respond to wildfire under changing climate conditions. Uncre...
Soil moisture gradients and climate change: predicting growth of a critical boreal tree species
drought dendrochronology hierarchical Bayes jack pine tree rings
2023/12/18
Understanding the complex relationships among climate, tree growth, and water availability is key for predicting the performance of environmentally and economically salient tree species like Pinus ban...