Results 41 to 50 of about 4,481,642 (229)

Using the Response Surface Methodology to Predict the Effect of Different Moisture Levels on the Bulk Density and Penetration Resistance of Soil Under Different Operating Conditions [PDF]

open access: yesJournal of Agricultural Machinery
Soil properties play a fundamental role in the success of agricultural operations through their impact on crop growth and quality, as they determine their ability to retain water and absorb nutrients, and affect soil aeration and the root system. The aim
M. ALmoosa, S. Al-Atab, S. Almaliki
doaj   +1 more source

Pedotransfer functions for Irish soils – estimation of bulk density (ρb) per horizon type [PDF]

open access: yesSOIL, 2016
Soil bulk density is a key property in defining soil characteristics. It describes the packing structure of the soil and is also essential for the measurement of soil carbon stock and nutrient assessment. In many older surveys this property was neglected
B. Reidy   +3 more
doaj   +1 more source

Soil-Surface-Image-Feature-Based Rapid Prediction of Soil Water Content and Bulk Density Using a Deep Neural Network

open access: yesApplied Sciences, 2023
This study aimed to develop a deep neural network model for predicting the soil water content and bulk density of soil based on features extracted from in situ soil surface images. Soil surface images were acquired using a Canon EOS 100d camera.
Donggeun Kim   +3 more
doaj   +1 more source

Soil reaction to heavily loaded rubber tracks and tyres [PDF]

open access: yes, 2007
The importance of undercarriage design with respect to its effect on soil density changes grows with the size of harvest machinery. Therefore this study elucidates the mechanics of soil displacement caused by different undercarriage systems of combine ...
Ansorge, Dirk
core   +7 more sources

SOIL BULK DENSITY AS RELATED TO SOIL PARTICLE SIZE DISTRIBUTION AND ORGANIC MATTER CONTENT [PDF]

open access: yesPoljoprivreda, 2003
Soil bulk density is a dynamic property that varies with the soil structural conditions. The relationships between some soil physical and chemical properties such as, clay content (C), silt content (Si), sand content (S), very fine sand content (Vfs ...
Tayfun Aşkin, Natullah Özdemir
doaj  

Bulk Densities of Brazilian Amazon Soils Related to Other Soil Properties

open access: yesSoil Science Society of America Journal, 1998
Abstract The results of this study provide the first baseline for predicting D b from soil properties for soils across the Amazon basin. Bulk density values are needed to convert nutrient content and organic carbon (OC) content to weight of nutrient and ...
Bernoux, M.   +4 more
openaire   +3 more sources

PEDO-TRANSFER FUNCTIONS FOR ESTIMATING SOIL BULK DENSITY IN CENTRAL AMAZONIA

open access: yesRevista Brasileira de Ciência do Solo, 2015
Under field conditions in the Amazon forest, soil bulk density is difficult to measure. Rigorous methodological criteria must be applied to obtain reliable inventories of C stocks and soil nutrients, making this process expensive and sometimes unfeasible.
Henrique Seixas Barros   +1 more
doaj   +1 more source

Sorptivity of an Inceptisol under Conventional and Reduced Tillage Practices [PDF]

open access: yesJournal of Tropical Soils, 2017
The amount of water captured and stored in the soil profile until the next precipitation events is of great importance in dryland agro-ecosystem for successful crop production.
Achmad Rachman   +2 more
doaj   +1 more source

Influence of Saturated Organic Matter on the Accuracy of In-Situ Measurements Recorded with a Nuclear Moisture and Density Gauge

open access: yesCroatian Journal of Forest Engineering, 2021
The impact of machines on forest soils is regularly assessed and quantified using absolute bulk density, which is most frequently obtained by soil cores. However, to allow for repeated measurements at the exact same locations, non-destructive devices are
Eric R. Labelle, Dirk Jaeger
doaj   +1 more source

SOIL RESPIRATION AND BULK DENSITY UNDERORGANIC AND CONVENTIONALFARMINGSYSTEMS

open access: yesCOLLOQUIUM AGRARIAE, 2018
The aim of this study was to evaluate, in the field, the soilrespiration and bulk density underconventional and organic farming plots. The evaluations were made in different plots established as conventional farming system and organic farming system with six, nine, twelve, fifteen, eighteen and twenty one months old.
Antonio Silva   +5 more
openaire   +3 more sources

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