Determination of soil nutrients (NPK) using optical methods: a mini review

RP Potdar, MM Shirolkar, AJ Verma… - Journal of plant …, 2021 - Taylor & Francis
In the present situation, plants have to meet the food supply demand for a large and
increasing population. In order to get high yield, it is essential for the plantations to be …

A review on soil nitrogen sensing technologies: challenges, progress and perspectives

J Liu, H Cai, S Chen, J Pi, L Zhao - Agriculture, 2023 - mdpi.com
Nitrogen is a vital ingredient for plant development and growth. It is one of the most crucial
indicators of soil fertility and crop growth conditions. For the monitoring of nitrogen loss …

Machine Learning in the Classification of Soybean Genotypes for Primary Macronutrients' Content Using UAV–Multispectral Sensor

DC Santana, MCM Teixeira Filho, MR da Silva… - Remote Sensing, 2023 - mdpi.com
Using spectral data to quantify nitrogen (N), phosphorus (P), and potassium (K) contents in
soybean plants can help breeding programs develop fertilizer-efficient genotypes …

A technical survey on practical applications and guidelines for IoT sensors in precision agriculture and viticulture

D Pascoal, N Silva, T Adão, RD Lopes, E Peres… - Scientific Reports, 2024 - nature.com
Climate change pose significant challenges to modern agriculture management systems,
threatening food production and security. Therefore, tackling its effects has never been so …

Prediction of soil-available potassium content with visible near-infrared ray spectroscopy of different pretreatment transformations by the boosting algorithms

X **, S Li, W Zhang, J Zhu, J Sun - Applied Sciences, 2020 - mdpi.com
Featured Application Quantitative models for visible near-infrared ray spectroscopy have
rarely been exploited for the measurement of soil-available potassium. These results show …

perspectives on the roles of real time nitrogen sensing and IoT integration in smart agriculture

MM Shrestha, L Wei - Journal of The Electrochemical Society, 2024 - iopscience.iop.org
Smart agriculture (SA) based on the framework of precision agriculture (PA) is a vital
component of sustainable and efficient food production, with nitrogen (N) management …

Synergetic use of DEM derivatives, Sentinel-1 and Sentinel-2 data for map** soil properties of a sloped cropland based on a two-step ensemble learning method

Z Li, F Liu, X Peng, B Hu, X Song - Science of The Total Environment, 2023 - Elsevier
Understanding the spatial variability of soil organic matter (SOM), soil total nitrogen (STN),
soil total phosphorus (STP), and soil total potassium (STK) is important to support site …

Soil Spectroscopy Evolution: A Review of Homemade Sensors, Benchtop Systems, and Mobile Instruments Coupled with Machine Learning Algorithms in Soil …

R Mokere, M Ghassan, I Barra - Critical Reviews in Analytical …, 2024 - Taylor & Francis
In precision agriculture, soil spectroscopy has become an invaluable tool for rapid, low-cost,
and nondestructive diagnostic approaches. Various instrument configurations are utilized to …

[HTML][HTML] Use of Probes and Sensors in Agriculture—Current Trends and Future Prospects on Intelligent Monitoring of Soil Moisture and Nutrients

I Tornese, A Matera, M Rashvand, F Genovese - AgriEngineering, 2024 - mdpi.com
Soil monitoring is essential for promoting sustainability in agriculture, as it helps prevent
degradation and optimize the use of natural resources. The introduction of innovative …

SoilCares: Towards Low-cost Soil Macronutrients and Moisture Monitoring Using RF-VNIR Sensing

J Wang, Y Feng, G Kumbhar, G Wang, Q Yan… - Proceedings of the …, 2024 - dl.acm.org
Accurate measurements of soil macronutrients (ie, nitrogen, phosphorus, and potassium)
and moisture play a key role in smart agriculture. However, existing commodity soil sensors …