Results 21 to 30 of about 264,406 (306)

Stratified Data Reconstruction and Spatial Pattern Analyses of Soil Bulk Density in the Northern Grasslands of China

open access: yesISPRS International Journal of Geo-Information, 2020
The spatial pattern of soil bulk density in the grasslands of northern China largely remains undefined, which raised uncertainty in understanding and modeling various soil processes in large spatial scale.
Yuxin Qiao   +3 more
doaj   +1 more source

Modeling the Impact of Rhizosphere Bulk Density and Mucilage Gradients on Root Water Uptake

open access: yesFrontiers in Agronomy, 2021
In models of water flow in soil and roots, differences in the soil hydraulic properties of the rhizosphere and the bulk soil are usually neglected. There is, however, strong experimental evidence that rhizosphere and bulk soil hydraulic properties differ
Magdalena Landl   +8 more
doaj   +1 more source

Modeling and correction of soil penetration resistance for variations in soil moisture and soil bulk density [PDF]

open access: yesEngenharia Agrícola, 2016
This study aimed to describe the behavior of models for adjusting data of soil penetration resistance for variations in soil moisture and soil bulk density.
Wininton M. da Silva   +2 more
doaj   +1 more source

Considering the soil compaction status on logging areas in a Hyrcanian forest

open access: yesJournal of Forest Science, 2015
This paper deals with the issue of soil compaction during timber harvesting operations on cutting areas. Soil compaction was assessed following the logging operation in Darabkola forest area by measuring soil bulk density.
S.A.O. Hosseini   +3 more
doaj   +1 more source

Control of pore geometry in soil microcosms and its effect on the growth and spread of Pseudomonas and Bacillus sp. [PDF]

open access: yes, 2017
Simplified experimental systems, often referred to as microcosms, have played a central role in the development of modern ecological thinking on issues ranging from competitive exclusion to examination of spatial resources and competition mechanisms ...
Baveye, Philippe C.   +5 more
core   +7 more sources

Soil compaction caused by 450C Timber Jack wheeled skidder (Shefarood forest, northern Iran)

open access: yesJournal of Forest Science, 2007
In forest harvesting operations usually after using skidding machinery (skidders), traces of soil damage in the form of soil compaction and wheel and logs ruts can be seen in the forest soil. Soil bulk density, which represents soil compaction, decreases
R. Naghdi   +3 more
doaj   +1 more source

Effects of Wetting-drying Cycles on Bulk Density and Saturated Hydraulic Conductivity of Soils

open access: yesGuan'gai paishui xuebao, 2022
【Objective】 Changes in density and hydraulic conductivity of soil not only modulate subsurface hydrological processes but also affect root growth and root uptake of water and nutrients from soil.
SUN Zhaojun   +3 more
doaj   +1 more source

Physical Conditions That Limit Chickpea Root Growth and Emergence in Heavy-Textured Soil

open access: yesSeeds, 2023
The tillage method determines several soil physical parameters that affect the emergence of post-rice chickpea (Cicer arietinum L.) in the Indo-Gangetic Plain of South Asia.
Wendy H. Vance   +2 more
doaj   +1 more source

Thin Layer Measurement of Soil Bulk Density [PDF]

open access: yesJournal of Range Management, 1993
Measurement of soil bulk densities is difficult if there are gravel, stones, or other materials present in the soil profile. A technique is offered for estimating the soil bulk density in thin layers (1.0 cm) in loose, nonuniform soils with low moisture levels. The technique consists of the removal of the soil in shallow layers.
Gary W. Frasier, Jennifer Keiser
openaire   +1 more source

Prospect and importance of green mulching on the soil status of tropical tasar plantation fields in India [PDF]

open access: yes, 2011
The soils of tropical tasar plantation fields in general are sloppy and are primarily deficient of nutrition due to top soil erosion and constant leaf productivity exploitation to rear tasar silk insect, Antheraea mylitta Drury.
Ramkumar -, Rangareddygari Manohar Reddy
core   +2 more sources

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