Results 21 to 30 of about 34,993 (259)

The hidden influence of protozoa on hydrophyte-epiphytic bacterial communities

open access: yesGlobal Ecology and Conservation
Plants and their epiphytic microorganisms synergistically participate in biogeochemical cycling and pollutant removal in wetlands, but the assembly mechanisms of epiphytic microbial communities remain unclear.
Meiting Zhang   +3 more
doaj   +1 more source

Determining soil water characteristic curve of lime treated loess using multiscale structure fractal characteristic

open access: yesScientific Reports, 2020
Soil–Water characteristic Curve (SWCC) is meant to describe the mechanical behavior of unsaturated soil. The present paper focuses on the internal multi-scale microstructure of Xining untreated loess and lime-treated loess with the use of scanning ...
Xiaojun Li   +3 more
doaj   +1 more source

Experimental study on seismic subsidence characteristics of structural loess under cyclic torsional shear

open access: yesYantu gongcheng xuebao, 2020
The undisturbed loess has significant structural and dynamic vulnerability. Under the earthquake, the dynamic shearing action destroys the original structure of loess.
SHAO Shuai 1, SHAO Sheng-jun 1, 2, CHEN Pan 1, ZHANG Bo 1
doaj   +1 more source

Complete chloroplast genome sequence of Hopea chinensis (Dipterocarpaceae), a rare and critically endangered species

open access: yesMitochondrial DNA. Part B. Resources, 2019
Hopea chinensis (Dipterocarpaceae) is a rare and critically endangered species. Here, we first report and characterize its complete chloroplast genome sequence based on Illumina paired-end sequencing data.
Yancai Shi, Na Duan, Bingbing Liu
doaj   +1 more source

Détection de sites de la Préhistoire ancienne sur le chantier du contournement ouest de Strasbourg

open access: yesArchéopages, 2022
The loess soils of Alsace were identified for many years as having great potential for the preservation of ancient prehistoric occupations and the recording of palaeo-environmental data.
Sylvain Griselin   +2 more
doaj   +1 more source

Integrative Multi‐Omics Analysis Reveals a Mitochondrial–Immune Axis Associated With Neoadjuvant Chemotherapy Response in High‐Grade Serous Ovarian Cancer

open access: yesAdvanced Science, EarlyView.
Integrative multi‐omics analysis delineates a mitochondrial–immune axis governing neoadjuvant chemotherapy response in high‐grade serous ovarian cancer. Immune‐active tumors exhibit enhanced B‐cell infiltration and favorable sensitivity, whereas metabolically rewired tumors display oxidative phosphorylation dependency and resistance.
Wei Jiang   +11 more
wiley   +1 more source

Correcting Apparent Priming Bias Unveils Fertilizer Nitrogen‐Risk Archetypes of Surplus and Depletion Across Asian Rice Systems

open access: yesAdvanced Science, EarlyView.
Correcting the apparent priming effect resolves systematic biases in Asian rice fertilizer nitrogen accounting. Net soil retention drops below 7%, while 48% of fertilizer escapes, inflicting US$98.53 billion in annual reactive‐nitrogen damages. High‐resolution mapping uncovers N‐risk archetypes across 42% of the rice area, delivering a spatially ...
Xiuyun Liu   +5 more
wiley   +1 more source

Prediction of permeability coefficient of unsaturated lime-improved loess

open access: yesYantu gongcheng xuebao, 2020
In view of the fact that most loess in the loess regions is in an unsaturated state, lime is used to improve the unsaturated loess to solve the problem of permeability of unsaturated loess.
HU Zai-qiang , LIANG Zhi-chao , GUO -Jing , FENG -Zhe , WANG -Kai , SHE Hai-cheng
doaj   +1 more source

Effect of land use on physical and chemical parameters of soil and sediment in Qarnave and Yelcheshme watersheds, Golestan Province, Iran [PDF]

open access: yesEnvironmental Resources Research, 2018
The objective of this investigation was assessment of physical and chemical parameters ofsoil and sediment in loess lands under different land uses, in the north of Iran.
S. Hashemi Rad   +3 more
doaj   +1 more source

Physical Model Test on the Interface of Loess Fill Slope

open access: yesLand, 2022
The interface between the filling slope and the original slope is inevitable in the process of building a city in the loess area, which will affect the deformation and stability of the filling slope.
Weijia Tan, Qiangbing Huang, Xing Chen
doaj   +1 more source

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