Results 21 to 30 of about 23,800 (309)

Leaf functional traits differentiation in relation to covering materials of urban tree pits

open access: yesBMC Plant Biology, 2021
Background Understanding the ecological strategies of urban trees to the urban environment is crucial to the selection and management of urban trees. However, it is still unclear whether urban tree pit cover will affect plant functional traits.
Jiyou Zhu   +5 more
doaj   +1 more source

Lattice Boltzmann meso-seepage research of reconstructed soil based on the quartet structure generation set

open access: yesShuiwen dizhi gongcheng dizhi, 2022
Reconstruction of the porous media model is the basis and key to the study of the meso-seepage mechanism of soil. The soil models are constructed by the quartet structure generation set (QSGS), and the lattice Boltzmann method (LBM) is used to examine ...
Peichen CAI   +3 more
doaj   +1 more source

Three-dimensional pore evolution analysis in consolidation of saturated fine-grained soil

open access: yesYantu gongcheng xuebao, 2019
The saturated fine-grained soil has a typical multi-scale three-dimensional overhead structure and its complex micro-morphology significantly affects the consolidation settlement and other macro-mechanical characteristics.
LI Xue 1, SONG Jing 1, 2, 3, ZHAO Zhou 1, LI Zhi-jie 1, HUANG Wei-biao 1
doaj   +1 more source

Effects of Plant Density Regulation on Soil Physical Properties and Plant Diversity of Plantations in Yellow River Flood Plain of Northern Shandong Province

open access: yesShuitu baochi tongbao, 2022
[Objective] The effects of plant density regulation on soil physical properties and plant diversity of different plant stands in the Yellow River flood plain were analyzed in order to provide a theoretical basis for optimizing stand growth, improving ...
Wang Lichao   +3 more
doaj   +1 more source

Hydrocarbon Penetration in Multi-Porosity Soil

open access: yesIOP Conference Series: Earth and Environmental Science, 2020
AbstractGroundwater contamination is crucial, particularly due to hydrocarbon liquid leakages. Additionally, the vibration impact affects the migration of hydrocarbon through the subsurface soil to the groundwater surface which is causes by the dynamic stress that is imposed on the soils. Therefore, this paper presents the investigation and discussions
M F A Rashid   +6 more
openaire   +1 more source

Addition Pinus massoniana fallen wood improved the growth of Plagiomnium acutum in a substrate cultivation

open access: yesScientific Reports, 2022
Soilless culture has been widely used in horticultural plant production, but little research has been done on bryophyte. In this study, we selected a cultivation substrate mixed and proportioned with garden soil, granular soil, grass charcoal soil ...
Bingyang Shi   +4 more
doaj   +1 more source

Effect of Management Practices on Soil Microstructure and Surface Microrelief

open access: yesApplied and Environmental Soil Science, 2012
Soil surface roughness (SSR) and porosity were evaluated from soils located in two farms belonging to the Plant Breeding Institute of the University of Sidney.
R. Garcia Moreno   +3 more
doaj   +1 more source

Effects of Different Porosities on Shear Strength of Fiber Clay by Response Surface Methodology

open access: yesChemical Engineering Transactions, 2018
To study the effects of different factors (fiber length, fiber content and porosity) on the shear strength of fiber reinforced soil, the direct shear test of 3 levels and 3 factors was designed by response surface methodology (RSM) to explore the effects
Chunpeng Han   +3 more
doaj   +1 more source

Tillage and crop rotation effects on soil carbon and selected soil physical properties in a Haplic Cambisol in Eastern Cape, South Africa

open access: yesSoil and Water Research, 2020
The effects of tillage and crop rotation on the soil carbon, the soil bulk density, the porosity and the soil water content were evaluated during the 6th season of an on-going field trial at the University of Fort Hare Farm (UFH), South Africa.
Mxolisi Mtyobile   +2 more
doaj   +1 more source

Study on soil water characteristics of tobacco fields based on canonical correlation analysis

open access: yesWater Science and Engineering, 2009
In order to identify the principal factors influencing soil water characteristics (SWC) and evaluate SWC effectively, the multivariate-statistical canonical correlation analysis (CCA) method was used to study and analyze the correlation between SWC and ...
Xiao-hou Shao   +5 more
doaj   +1 more source

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