Results 21 to 30 of about 105,118 (203)

Dynamic monitoring of rocky desertification utilizing a novel model based on Sentinel-2 images and KNDVI

Geomatics, Natural Hazards & Risk
As a new vegetation index, kernel normalized difference vegetation index (KNDVI) has great advantages in monitoring regional land degradation and vegetation status.
Bing Guo, Mei Xu, Rui Zhang, Miao Lu
doaj   +2 more sources

Effects of Rocky Desertification Stress on Oat (Avena sativa L.) Seed Germination and Seedling Growth in the Karst Areas of Southwest China. [PDF]

Plants (Basel)
Oat is an important crop widely distributed in temperate zones and is also commonly planted in the karst areas of southwest China. However, due to severe rocky desertification, the complex soil in this area is characterized by high calcium content ...
Huang H, Yang Y, Li J, Gao Y, Wang X, Wang R, Zhou Z, Wang P, Zhao L.   +8 more
europepmc   +2 more sources

Spatial distribution and driving factors of karst rocky desertification in Southwest China based on GIS and geodetector

Open Geosciences
Rocky desertification is a pressing environmental concern in Southwest China, and it significantly impacts local living conditions and regional sustainability. Employing remote sensing on a macro scale, this study focuses on identifying and analyzing the
Wei Dengfeng, Chang Yue, Song Danni, Kuang Honghai   +3 more
doaj   +2 more sources

Characteristics and influencing factors of farmland abandonment in the karst rocky desertification area of Southwest China

Ecological Indicators
Owing to rocky desertification, farmland abandonment in karst areas is different from that in normal landforms. Aiming at the phenomenon of large-scale farmland abandonment in the karst region of Southwest China, this study investigated the ...
Xingsong Yi, Yin Zhang, Jie He, Yong Wang, Quanhou Dai, Zeyin Hu, Hong Zhou, Yonghuan Lu   +7 more
doaj   +2 more sources

Differences in Fine Root Traits of Quercus rehderiana Between Rocky and Nonrock Desertification Forests in Southwest China [PDF]

Ecology and Evolution
Fine roots (diameter
Xiaolong Bai, Shun Zou, Wanchang Zhang, Tu Feng, Dongpeng Lv, Bin He, Wangjun Li   +6 more
doaj   +2 more sources

Spatiotemporal Evolution Analysis and Future Scenario Prediction of Rocky Desertification in a Subtropical Karst Region

Remote Sensing, 2022
Landscape change is a dynamic feature of landscape structure and function over time which is usually affected by natural and human factors. The evolution of rocky desertification is a typical landscape change that directly affects ecological environment ...
Chunhua Qian, Hequn Qiang, Changyou Qin, Zi Wang, Mingyang Li   +4 more
doaj   +1 more source

Spectral analysis of seasonal rock and vegetation changes for detecting karst rocky desertification in southwest China

International Journal of Applied Earth Observations and Geoinformation, 2021
Karst rocky desertification (KRD) has become a major long-term problem for the ecological environment in karst areas of southwest China. The aim of this study was to monitor and evaluate the level of rocky desertification in Pingguo County, Guangxi ...
Jie Zhang, Meiling Liu, Xiangnan Liu, Weiqun Luo, Ling Wu, Lihong Zhu   +5 more
doaj   +1 more source

The Changes of Spatiotemporal Pattern of Rocky Desertification and Its Dominant Driving Factors in Typical Karst Mountainous Areas under the Background of Global Change

Remote Sensing, 2022
There are significant differences in the dominant driving factors of rocky desertification evolution in different historical periods in southwest karst mountainous areas. However, previous studies were mostly conducted in specific periods. In this study,
Bing Guo, Fei Yang, Junfu Fan, Yuefeng Lu   +3 more
doaj   +1 more source

Research on Inversion of Soil Moisture in Karst Area Based on Full-Polarization SAR Data

IEEE Access, 2021
In order to select a reasonable controlling mode of rocky desertification and restrain the development of rocky desertification with local conditions, the soil moisture in Karst area was studied by using full-polarization Synthetic Aperture Radar (SAR ...
Caixia Su, Yongfeng Cao
doaj   +1 more source

A study on poverty caused by rocky desertification in karst areas of China

Carsologica Sinica, 2022
Rocky desertification is a land degradation process that changes a karst area covered by soil and vegetation to a rocky, desert-like landscape, which causes not only ecological problems but also serious social problems.
Taian ZUO, Fengtai ZHANG, Shijie YU, Jiao LI, Hao FAN, Dan YE   +5 more
doaj   +1 more source