How to analyze, detect and adjust variable seedbed depth in site-specific sowing systems: a case study

K Romaneckas, D Steponavičius, A Jasinskas… - Agronomy, 2022 - mdpi.com
Sowing or seedbed depth is an important agro-technological parameter that varies with
specific on-field soil and microclimatic conditions and depends on crop biology. There is a …

Research Progress on the Development of the Planter Unit for Furrowing Control and the Depth Measurement Technology

H Li, J He, C Wang, W Yang, H Lin, Q Wang, H Yang… - Applied Sciences, 2023 - mdpi.com
The article briefly describes the importance of furrowing depth stability for seed germination
and growth under precision seeding conditions. By analyzing the application status of …

Sowing depth control strategy based on the downforce measurement and control system of 't'-shaped furrow opener

L Liu, X Wang, X Zhang, X Cheng, Z Wei, J Ji, H Li… - Biosystems …, 2024 - Elsevier
Sowing depth is a critical factor in crop growth and is determined by both the soil conditions
and the force of the opener. The trend for the future is to control sowing depth based on soil …

Seed drill depth control system for precision seeding

SK Nielsen, LJ Munkholm, M Lamandé… - … and electronics in …, 2018 - Elsevier
An adequate and uniform seeding depth is crucial for the homogeneous development of a
crop, as it affects time of emergence and germination rate. The considerable depth …

Sowing depth stability analysis and test verification of no-tillage planter parallel 4-bar row unit

J Shang, D Liu, X Song, Y Han, S He, Y Zhang, L Liu… - Heliyon, 2024 - cell.com
The sowing depth stability and consistency of the no-tillage planter, particularly the high-
speed operation, are poor. A reason for this is that the structure and parameter selection of …

Seed drill instrumentation for spatial coulter depth measurements

SK Nielsen, LJ Munkholm, M Lamandé… - … and Electronics in …, 2017 - Elsevier
An even and correct depth placement of seeds is crucial for uniform crop germination and for
obtaining the desired agricultural yield. On state-of-the-art seed drills, the coulter down …

Design and experiment of no-tube seeder for wheat sowing

X **, C Gu, Y Shi, Y Zhao, Y Zhang, Q Zhang… - Soil and Tillage …, 2020 - Elsevier
In order to solve the problem of poor uniformity and low depth stability in traditional tube
seeding (TTS), this paper proposes a no-tube seeding (NTS) method for wheat sowing. A …

[HTML][HTML] Sowing depth monitoring system for high-speed precision planters based on multi-sensor data fusion

S Wang, S Yi, B Zhao, Y Li, S Li, G Tao, X Mao, W Sun - Sensors, 2024 - mdpi.com
High-speed precision planters are subject to high-speed (12~ 16 km/h) operation due to
terrain undulation caused by mechanical vibration and sensor measurement errors caused …

Design and Test of Sowing Depth Measurement and Control System for No-Till Corn Seeder Based on Integrated Electro-Hydraulic Drive

L Zhou, Y Ma, H Zhou, K Niu, B Zhao, L Wei, S Bai… - Applied Sciences, 2023 - mdpi.com
An electro-hydraulic profiling mechanism has been gradually applied to provide suitable
downforce for a no-till row unit and to ensure the consistency of the seed sowing depth. In …

[LIBRO][B] Precision agriculture for sustainability

RB Ferguson, R Gebbers, C Yang, C Zhang… - 2018 - books.google.com
This volume reviews key advances in precision agriculture technology and applications.
Chapters summarise developments in monitoring techniques, including proximal crop and …