Distribution, characteristics and management of calcareous soils

N Bolan, P Srivastava, CS Rao, PV Satyanaraya… - Advances in …, 2023 - Elsevier
Calcareous soils are widely spread in arid and semi-arid regions and cover almost one-third
of the world's land surface area. This chapter gives an overview of the distribution and …

Review of discrete element method simulations of soil tillage and furrow opening

KA Aikins, M Ucgul, JB Barr, E Awuah, DL Antille… - Agriculture, 2023 - mdpi.com
In agricultural machinery design and optimization, the discrete element method (DEM) has
played a major role due to its ability to speed up the design and manufacturing process by …

Determination of discrete element model parameters for a cohesive soil and validation through narrow point opener performance analysis

KA Aikins, M Ucgul, JB Barr, TA Jensen… - Soil and Tillage …, 2021 - Elsevier
The discrete element method (DEM) is a powerful tool that can be used to predict soil
disturbance and soil cutting forces to assist design optimisation of soil cutting tools. In this …

The impact of 'T'-shaped furrow opener of no-tillage seeder on straw and soil based on discrete element method

L Liu, X Wang, X Zhang, X Cheng, Z Wei… - … and Electronics in …, 2023 - Elsevier
In no-tillage planting systems, the 'T'-shaped furrow opened by the furrow opener can
effectively preserve soil moisture, ensuring that the seeds are consistently covered by the …

Analysis of effects of operating speed and depth on bentleg opener performance in cohesive soil using the discrete element method

KA Aikins, DL Antille, M Ucgul, JB Barr… - … and Electronics in …, 2021 - Elsevier
High operating speeds are desirable, different seeding depths are required, and low soil
disturbance is necessary for sowing in no-tillage farming. The effects of operating speed (8 …

A mathematical model for predicting the draft force of shank-type tillage tine in a compacted sandy loam

C He, Y Guo, X Guo, H Sang - Soil and Tillage Research, 2023 - Elsevier
Soil tillage resistance poses an ongoing challenge to researchers and designers. This
article aims to provide a prediction method for the resistance of soil to failure created by the …

Analysis of effect of bentleg opener geometry on performance in cohesive soil using the discrete element method

KA Aikins, JB Barr, DL Antille, M Ucgul, TA Jensen… - Biosystems …, 2021 - Elsevier
Bentleg furrow openers can significantly reduce soil disturbance and reaction forces relative
to conventional narrow point openers used in no-tillage farming. The effect of bentleg …

Design and evaluation of a power tiller vegetable seedling transplanter with dibbler and furrow type

MS Miah, MM Rahman, MA Hoque, SM Ibrahim… - Heliyon, 2023 - cell.com
Vegetable production plays a vital role in ensuring food security in Bangladesh. However,
the majority of vegetable seedlings are currently transplanted manually, which is not only …

Straw-soil-rotary blade interaction: Interactive effects of multiple operation parameters on the straw movement

G Xu, Y **e, L Liang, Q Ding, H **e, J Wang - Agronomy, 2022 - mdpi.com
Conventional soil-tool interaction has been upgraded to straw-soil-tool interaction due to
plenty of straw remains in the field after harvesting. Understanding the straw-soil-tool …

Edaphic response and behavior of agricultural soils to mechanical perturbation in tillage

FM Mwiti, AN Gitau, DO Mbuge - AgriEngineering, 2022 - mdpi.com
Mechanical perturbation constrains edaphic functionality of arable soils in tillage. Seasonal
soil tool interactions disrupt the pristine bio-physio-mechanical characteristics of agricultural …