Results 1 to 10 of about 182,068 (317)

Study on characteristics and regulation technology of water resources of karst wetland in Huixian, Guilin

open access: yesCarsologica Sinica, 2023
Known as "the kidney of the Lijiang river", Huixian karst wetland is the largest original ecological wetland of karst landform in the Lijiang river basin; therefore, it plays an important role in water replenishing and improvement of ecological ...
Qibo HUANG   +8 more
doaj   +1 more source

Preliminary Research on Agricultural Cultivation Decreasing Amino Sugar Accumulation in Calcareous Soils in Subtropical Karst Region of China

open access: yesLand, 2022
Soil microbial residues play an important role in the formation and stabilization of soil organic matter and can be quantitatively characterized by amino sugars.
Mengxia Zhou   +4 more
doaj   +1 more source

Experimental simulation of dissolution to dolomite in formation water of Jixianian Wumishan Formation in the Xiong'an New Area

open access: yesCarsologica Sinica, 2023
With the richest geothermal resources and the best development and utilization conditions in the central and eastern China, the Xiong'an New Area is the home of three large and medium-sized geothermal fields—Xiongxian, Rongcheng and Gaoyang.
Shaocong JI   +7 more
doaj   +1 more source

Inclusion Characteristics of the Fracture-Cave Calcite of Ordovician Yingshan Formation and Its Indication to the Formation of Paleokarst Reservoir in the Northern Slope of Tarim Basin Center Area, China

open access: yesFrontiers in Earth Science, 2022
A karst fracture-cavity was developed in the Ordovician Yingshan Formation in the northern slope of the Tarim Basin center area (Tazhong area); however, the area experienced multistage karst and diagenesis in the later period, and the reservoir was ...
Yong Dan   +11 more
doaj   +1 more source

Satellite imagery detection of land destruction in Klapanunggal Karst Landscape induced by limestone surface mining [PDF]

open access: yesE3S Web of Conferences, 2020
Limestone mining activities in the Klapanunggal Karst Landscape were carried out at surface level. This method induced several adverse impacts on the environment.
Arif Pambudi Ridwan   +6 more
doaj   +1 more source

Comprehensive analysis and evaluation of the multi-information on the underground river system in construction of a pumped-storage hydropower station in Hubei

open access: yesCarsologica Sinica, 2023
China is steadfast in promoting green and low-carbon energy transformation. Playing a pivotal role in the power industry, hydropower is at the forefront of energy transformation.
Jianwen CAO   +6 more
doaj   +1 more source

Synergy and regulation of the South China Karst WH site integrity protection and the buffer zone agroforestry development

open access: yesHeritage Science, 2023
The Natural World Heritage site (NWH) has a dual role of protection and utilization. The buffer zone of the South China Karst (SCK) World Heritage (WH) site is scattered with village dwellings, which adds pressure to preserve the outstanding universal ...
Kangning Xiong   +4 more
doaj   +1 more source

Karst ecosystem and its plants

open access: yesCarsologica Sinica, 2022
Karst ecosystem is a vulnerable ecosystem constrained by a karst environment that is characterized as being rich in calcium, short of soil resources and insufficient for water resources (less surface water and rich groundwater water).
Jianhua CAO   +8 more
doaj   +1 more source

Fast liquid chromatography/electrochemistry/mass spectrometry of ferrocenecarboxylic acid esters [PDF]

open access: yes, 2002
Rapid liquid chromatographic separations of ferrocenecarboxylic esters of various alcohols and phenols have been achieved on reversed-phase columns of 20 mm length.
Diehl, Georg, Karst, Uwe
core   +7 more sources

Aesthetic value protection and tourism development of the world natural heritage sites: a literature review and implications for the world heritage karst sites

open access: yesHeritage Science, 2023
Recently, research on outstanding universal value (OUV) protection and tourism development at World Natural Heritage sites (WNHSs) has attracted scholarly attention.
Shirong Zhang   +4 more
doaj   +1 more source

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