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AgriEngineering, Volume 7, Issue 9

2025 September - 43 articles

Cover Story: In hilly vineyards, uneven vigor undermines uniform yield and quality. We demonstrate a simple NDVI-guided, on-the-go variable-rate fertilization (VRA) that adjusts N in real time—no prescription maps—across an 8.5 ha commercial block. Over two seasons, spatial variance in vigor fell (sill −55%, nugget −73%), while yield components became more uniform. Nitrogen input halved, cutting ~302 kg CO2-eq ha−1. Grape composition remained stable, indicating quality was not compromised. This sensor-based workflow offers a practical path to scalable, sustainable precision viticulture for small, heterogeneous vineyards. View this paper
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Articles (43)

  • Article
  • Open Access
1,170 Views
18 Pages

Automated Physical Feature Extraction of Namdokmai Sithong Mangoes Using YOLOv8 and Image Processing Techniques

  • Sujitra Arwatchananukul,
  • Suphapol Wongsawat,
  • Saowapa Chaiwong,
  • Min Chen and
  • Rattapon Saengrayap

Accurate and consistent measurements of geometric features such as fruit length and width are essential for the quality assessment of Namdokmai Sithong mangoes. Traditional manual methods are labor-intensive and prone to inconsistency. This study pre...

  • Article
  • Open Access
1 Citations
1,105 Views
20 Pages

Eco-Efficiency of Rural Biodigesters: Mono- and Co-Digestion of Agricultural Waste

  • Vanessa Souza,
  • Juliana Dias de Oliveira,
  • Régio Marcio Toesca Gimenes,
  • Ana Carolina Amorim Orrico and
  • Moacir Cardoso Santos Júnior

The increasing generation of agricultural waste poses both environmental and economic challenges, particularly in rural areas with limited infrastructure. Anaerobic digestion has emerged as a sustainable alternative, enabling the valorization of wast...

  • Article
  • Open Access
2 Citations
1,884 Views
13 Pages

Development of a Testing Method for the Accuracy and Precision of GNSS and LiDAR Technology

  • Kerin F. Romero,
  • Yorbi Castillo,
  • Marcelo Quesada,
  • Yorjani Zumbado and
  • Juan Carlos Jiménez

This study evaluates the positional accuracy of Global Navigation Satellite Systems (GNSS) and Unmanned Aerial vehicle (UAV)-based LiDAR systems in terrain modeling, using a total station as a reference. The research was conducted over 17 Ground Cont...

  • Systematic Review
  • Open Access
5 Citations
3,179 Views
30 Pages

The mechanisation of sesame (Sesamum indicum L.) planting remains a significant challenge due to the crop’s small, fragile seeds and non-uniform shape, which hinder the effectiveness of standard seeding systems. Crop emergence and production ar...

  • Article
  • Open Access
1,393 Views
18 Pages

The definition of management zones is an essential strategy for optimizing agricultural productivity, enabling the efficient use of inputs and the minimization of environmental impacts. This study aims to identify and classify management zones in a c...

  • Article
  • Open Access
1,490 Views
13 Pages

Proximate Composition of Rice Grains Grown in Brazil Assessed Using Near-Infrared Spectroscopy: A Strategy for Selecting Superior Genotypes

  • Aguiar Afonso Mariano,
  • Gabriel Brandão das Chagas,
  • Larissa Alves Rodrigues,
  • Andreza de Brito Leal,
  • Michel Cavalheiro da Silveira,
  • Maurício de Oliveira,
  • Antonio Costa de Oliveira,
  • Luciano Carlos da Maia and
  • Camila Pegoraro

A rice grain’s proximate composition determines its nutritional potential. Macronutrient quantification is essential to identify superior genotypes and direct breeding efforts to reach more people who are vulnerable. Conventional methods to det...

  • Article
  • Open Access
1,296 Views
17 Pages

Prediction of the Live Weight of Pigs in the Growing and Finishing Phases Through 3D Images in a Semiarid Region

  • Nicoly Farias Gomes,
  • Maria Vitória Neves de Melo,
  • Maria Eduarda Gonçalves de Oliveira,
  • Gledson Luiz Pontes de Almeida,
  • Kenny Ruben Montalvo Morales,
  • Taize Cavalcante Santana,
  • Héliton Pandorfi,
  • João Paulo Silva do Monte Lima,
  • Alexson Pantaleão Machado de Carvalho and
  • Marcos Vinícius da Silva
  • + 2 authors

Estimated population growth and increased demand for food production bring with them the evident need for more efficient and sustainable production systems. Because of this, computer vision plays a fundamental role in the development and application...

  • Article
  • Open Access
1 Citations
1,325 Views
16 Pages

Economic Feasibility of Solid–Liquid Separation and Hydraulic Retention Time in Composting or Anaerobic Digestion Systems for Recycling Dairy Cattle Manure

  • Isabelly Alencar Macena,
  • Ana Carolina Amorim Orrico,
  • Erika do Carmo Ota,
  • Régio Marcio Toesca Gimenes,
  • Vanessa Souza,
  • Fernando Miranda de Vargas Junior,
  • Brenda Kelly Viana Leite and
  • Marco Antonio Previdelli Orrico Junior

Given the demand for sustainable and cost-effective manure management in livestock systems, this study evaluated the economic feasibility of cattle manure treatment via composting and anaerobic digestion (AD) under different configurations. Five scen...

  • Article
  • Open Access
1 Citations
3,475 Views
22 Pages

Performance Assessment of a Vibratory-Enhanced Plowing System for Improved Energy Efficiency and Tillage Quality on Compacted Soils

  • Laurentiu Constantin Vlădutoiu,
  • Eugen Marin,
  • Florin Nenciu,
  • Daniel Lateș,
  • Ioan Catalin Persu,
  • Mario Cristea and
  • Dragoș Manea

Compacted and degraded soils pose increasing challenges to agricultural practices, necessitating innovative approaches to soil tillage. This paper evaluates the performance of a vibratory-enhanced moldboard plowing system, designed to improve energy...

  • Article
  • Open Access
1,160 Views
19 Pages

Leveraging Transfer Learning for Determining Germination Percentages in Gray Mold Disease (Botrytis cinerea)

  • Luis M. Gómez-Meneses,
  • Andrea Pérez,
  • Angélica Sajona,
  • Luis F. Patiño,
  • Jorge Herrera-Ramírez,
  • Juan Carrasquilla and
  • Jairo C. Quijano

The rapid and accurate identification of pathogenic spores is essential for the early diagnosis of diseases in modern agriculture. Gray mold disease, caused by Botrytis cinerea, is a significant threat to several crops and is traditionally controlled...

  • Article
  • Open Access
1,038 Views
17 Pages

Precision Mapping of Fodder Maize Cultivation in Peri-Urban Areas Using Machine Learning and Google Earth Engine

  • Sasikarn Plaiklang,
  • Pharkpoom Meengoen,
  • Wittaya Montre and
  • Supattra Puttinaovarat

Fodder maize constitutes a key economic crop in Thailand, particularly in the northeastern region, where it significantly contributes to livestock feed production and local economic development. Nevertheless, the planning and management of cultivatio...

  • Article
  • Open Access
841 Views
21 Pages

Design and Test of Active Rotating Hole-Forming Mechanism on Film Surface

  • Chunshun Tao,
  • Wei Yang,
  • Zhouyi Lv,
  • Guocheng Bao,
  • Zhendong Zhang,
  • Jiandong Li and
  • Xinxin Chen

This study addresses the agricultural requirement for flexible adjustment of planting spacing in seed breeding corn, designing an active rotating in-film hole-forming mechanism driven by an independent motor. The mechanism allows flexible regulation...

  • Article
  • Open Access
1,080 Views
21 Pages

Energy Efficiency and Tillage Quality Performance of PTO-Powered Rotary Tillage Tools with Elliptical Cutting Blades

  • Maxat Amantayev,
  • Youqiang Ding,
  • Wenyi Zhang,
  • Bing Qi,
  • Yunxia Wang and
  • Haojie Zhang

Soil treatment is one of the most energy-intensive agricultural processes. While power take-off (PTO)-powered rotary tillage tools are widely used due to their operational advantages, their energy efficiency requires enhancement. A new PTO-powered ro...

  • Article
  • Open Access
2 Citations
1,979 Views
26 Pages

AgriMicro—A Microservices-Based Platform for Optimization of Farm Decisions

  • Cătălin Negulescu,
  • Theodor Borangiu,
  • Silviu Răileanu and
  • Victor Valentin Anghel

The paper presents AgriMicro, a modern Farm Management Information System (FMIS) designed to help farmers monitor and optimize corn crops from sowing to harvest, by leveraging cloud technologies and machine learning algorithms. The platform is built...

  • Article
  • Open Access
979 Views
19 Pages

Operating Point Control System in Single-Phase Motor Pump Sets Used in Irrigation Systems: Development and Evaluation

  • Angelo Tiago Azevedo,
  • Marinaldo Ferreira Pinto,
  • Marcus Vinicius Morais Oliveira,
  • Alexandre de Melo Pereira and
  • Daniel Fonseca de Carvalho

Fixed irrigation systems often experience uneven water pressure across different sections, making it challenging to irrigate all areas efficiently without wasting energy. This issue is particularly evident when using low-power, single-phase motors. T...

  • Article
  • Open Access
963 Views
27 Pages

Integration of Fractal Metrics and Scanning Electron Microscopy for Advanced and Innovative Diagnosis of Biofouling in Drippers Applying Brackish Water

  • Julio Cesar Vado Espinoza,
  • Laio Ariel Leite de Paiva,
  • Lucas Ramos da Costa,
  • Gustavo Lopes Muniz,
  • Jackson Silva Nóbrega,
  • Stefeson Bezerra de Melo,
  • Paulo Cesar Moura da Silva,
  • Bruno Caio Chaves Fernandes,
  • Luiz Fernando de Sousa Antunes and
  • Rafael Oliveira Batista
  • + 4 authors

Traditional methods of analyzing biofouling in emitters fail to capture the complexity and heterogeneity of their components. Therefore, the objective of this work was to develop and validate an innovative approach that integrates fractal metrics and...

  • Systematic Review
  • Open Access
6 Citations
8,718 Views
29 Pages

Digital Literacy and Technology Adoption in Agriculture: A Systematic Review of Factors and Strategies

  • María Arangurí,
  • Huilder Mera,
  • William Noblecilla and
  • Cristina Lucini

This systematic review analyzed a total of 109 scientific articles with the aim of identifying, organizing, and synthesizing academic output related to digital literacy, technology adoption in agricultural sectors, digital skills, and socioeconomic a...

  • Article
  • Open Access
1,182 Views
19 Pages

Evaluation of Different Weight Configurations and Pass Numbers of a Roller Crimper for Terminating a Cover Crop Mixture in the Vineyard

  • Lorenzo Gagliardi,
  • Sofia Matilde Luglio,
  • Lorenzo Gabriele Tramacere,
  • Daniele Antichi,
  • Marco Fontanelli,
  • Christian Frasconi,
  • Andrea Peruzzi and
  • Michele Raffaelli

Viticulture, a key economic activity in the Mediterranean area, is facing several challenges including soil degradation. Among the sustainable practices available, the management of cover crops in vineyard inter-rows using a roller crimper to create...

  • Article
  • Open Access
1 Citations
881 Views
14 Pages

Segmentation of Porous Structure in Carbonate Rocks with Applications in Agricultural Soil Management: A Hybrid Method Based on the UNet Network and Kriging Geostatistical Techniques

  • Maxwell Pires Silva,
  • Italo Francyles Santos da Silva,
  • Alan de Carvalho Araújo,
  • João Dallyson Sousa de Almeida,
  • Anselmo Cardoso de Paiva,
  • Aristófanes Corrêa Silva and
  • Deane Roehl

In the context of soil management, the porous structure present in these systems plays a relevant role due to its capacity to store and transport water, nutrients, gases, and provide root fixation. A detailed and precise analysis of these structures...

  • Review
  • Open Access
1 Citations
1,306 Views
25 Pages

Climate change significantly intensifies agroforestry workers’ exposure to atmospheric particulate matter (PM), raising occupational health concerns. This review, based on the analysis of 174 technical and scientific sources including articles,...

  • Article
  • Open Access
1,877 Views
21 Pages

Determination of Filtration Grade in Woven Screen Filters: Influence of Material, Weave Pattern, and Filtration Rate

  • Jhonnatan Alexander Yepes Guarnizo,
  • Gustavo Lopes Muniz,
  • Nicolás Duarte Cano,
  • Juliana Sanchez Benitez and
  • Antonio Pires de Camargo

Screen filters are widely used to retain suspended solids. Their performance depends not only on the nominal aperture size but also on the structural characteristics of the filter element, including material properties, weave pattern, and filtration...

  • Review
  • Open Access
2,346 Views
40 Pages

Advancements in Thin-Film Thermoelectric Generator Design for Agricultural Applications

  • Toshiou Baba,
  • Lorenzo Gabriel Janairo,
  • Novelyn Maging,
  • Hoshea Sophia Tañedo,
  • Ronnie Concepcion,
  • Jeremy Jay Magdaong,
  • Jose Paolo Bantang,
  • Jesson Del-amen,
  • Christian Joseph Ronquillo and
  • Alvin Culaba
  • + 1 author

Thin-film thermoelectric generators (TFTEGs) emerge as critical components of self-sustaining agricultural systems because they can utilize temperature gradients to generate plant-transpiration-induced thermovoltage signal quantifiable to plant healt...

  • Article
  • Open Access
1,787 Views
16 Pages

Sustainable Soil Amendment with Basalt Powder: Unveiling Integrated Soil–Plant Responses in Ilex paraguariensis Cultivation

  • Marlon Rodrigues,
  • Carlos Kosera Neto,
  • Amanda Izabel dos Passos,
  • Everson Cezar and
  • Marcos Rafael Nanni

As a sustainable alternative to conventional fertilizers, rock dusting is an emerging agroecological strategy to improve soil health and nutrient availability. This study aimed to quantify the effects of basalt powder (BP) application on the chemical...

  • Article
  • Open Access
1 Citations
1,159 Views
16 Pages

Mass Impact of a Mounted Sprayer on the Operational Balance of an Agricultural Tractor

  • Bruno Passador Lombardi,
  • Alex Portelinha,
  • Igor Cristian de Oliveira Vieira,
  • Breno Santos-Silva,
  • Samir Paulo Jasper,
  • Rouverson Pereira da Silva and
  • Tiago Rodrigo Francetto

The operational stability of agricultural tractors is directly influenced by the mass distribution between axles, particularly when using mounted implements with variable loads. This study aimed to evaluate how different masses of a mounted sprayer (...

  • Review
  • Open Access
2 Citations
4,163 Views
25 Pages

Plant-Based Bioherbicides: Review of Eco-Friendly Strategies for Weed Control in Organic Bean and Corn Farming

  • Bianca Motta Dolianitis,
  • Viviane Dal Souto Frescura,
  • Guilherme de Figueiredo Furtado,
  • Marcus Vinícius Tres and
  • Giovani Leone Zabot

Weeds are among the primary factors limiting corn and bean productivity, accounting for up to 30% of yield losses. Although chemical herbicides remain the predominant weed control strategy, their toxicity poses significant risks to human health and t...

  • Article
  • Open Access
1,133 Views
16 Pages

This study addresses the problems of poor dynamic stability, high vibration coupling, and inefficient energy use in large-farm manure handling machines. A profiling wheel-based multi-disciplinary approach is proposed in the study. With the rocker arm...

  • Article
  • Open Access
3 Citations
1,963 Views
18 Pages

This study introduces an interpretable deep learning pipeline for citrus fruit quality classification using the ViT-Base model vit_base_patch16_224 and Microsoft’s Phi-3-mini LLM. The ViT model, fine-tuned on resized 224 × 224 images with...

  • Article
  • Open Access
2 Citations
1,501 Views
25 Pages

Hybrid Digital Twin for Phytotron Microclimate Control: Integrating Physics-Based Modeling and IoT Sensor Networks

  • Vladimir V. Bukhtoyarov,
  • Ivan S. Nekrasov,
  • Ivan A. Timofeenko,
  • Alexey A. Gorodov,
  • Stanislav A. Kartushinskii,
  • Yury V. Trofimov and
  • Sergey I. Lishik

Integration of IoT and predictive modeling is critical for optimizing microclimate management in urban-agglomeration vertical farming. In this study, we present a hybrid digital twin approach that combines a physical microclimate model with a distrib...

  • Article
  • Open Access
1,096 Views
19 Pages

In this paper, we present a set of experimental data (SESD) from Capsicum annuum with two different pigmentations, obtained using a self-made computed tomography spectrometer (CTIS), which adapt to the optical model of radiative transfer. An optical...

  • Article
  • Open Access
946 Views
18 Pages

This research investigates the physical and mechanical properties of Codonopsis pilosula seedlings to provide fundamental mechanical data to address issues like high damage rates and low efficiency in mechanized transplanting. After precise physical...

  • Article
  • Open Access
1 Citations
2,007 Views
23 Pages

Identification of Botanical Origin from Pollen Grains in Honey Using Computer Vision-Based Techniques

  • Thi-Nhung Le,
  • Duc-Manh Nguyen,
  • A-Cong Giang,
  • Hong-Thai Pham,
  • Thi-Lan Le and
  • Hai Vu

Identifying the botanical origin of honey is essential for ensuring its quality, preventing adulteration, and protecting consumers. Traditional techniques, such as melissopalynology, physicochemical analysis, and PCR, are often labor-intensive, time-...

  • Article
  • Open Access
2 Citations
2,615 Views
22 Pages

Assessment of Soil Microplastics and Their Relation to Soil and Terrain Attributes Under Different Land Uses

  • John Jairo Arévalo-Hernández,
  • Eduardo Medeiros Severo,
  • Angela Dayana Barrera de Brito,
  • Diego Tassinari and
  • Marx Leandro Naves Silva

The assessment of microplastics (MPs) in terrestrial ecosystems has garnered increasing global attention due to their accumulation and migration in soils, which may have potential impacts on soil health, biodiversity, and agricultural productivity. H...

  • Article
  • Open Access
1 Citations
1,406 Views
16 Pages

Spatial variability in vine vigour and yield components is a major challenge for vineyard management and consistent grape quality, particularly in hilly landscapes. This study evaluates the impact of on-the-go variable-rate fertilisation (VRA) in red...

  • Article
  • Open Access
1,109 Views
18 Pages

Electromagnetic induction (EMI) devices have become increasingly popular for their soil bulk properties, soil nutrient status, and use in taking non-invasive soil salinity measurements. However, the high cost of data acquisition (DAQ) systems has bee...

  • Article
  • Open Access
1 Citations
3,389 Views
14 Pages

Poultry diseases threaten animal welfare and productivity, especially in cage-free systems where communal environments increase disease transmission risks. Traditional diagnostic methods, though accurate, are often labor-intensive, time-consuming, an...

  • Article
  • Open Access
1,872 Views
27 Pages

Erythrina edulis, commonly known as pajuro, is a large leguminous plant native to the Amazon region of Peru. Its seeds are valued for their high protein content and their potential to enhance food security in rural communities. However, the current m...

  • Article
  • Open Access
1,900 Views
13 Pages

Agricultural tractors possess front loaders that are employed for the handling and transportation of materials, but are exposed to mechanical vibrations and shocks from ground undulations and sudden variations in the load. These vibrations are harmfu...

  • Article
  • Open Access
1 Citations
3,060 Views
18 Pages

The environmental burden of widely used protein sources in animal feeds, such as soybean and fishmeal, has raised concerns about the sustainability of current livestock production systems. In response, alternative protein sources are being explored,...

  • Article
  • Open Access
1 Citations
1,414 Views
19 Pages

Accurate postharvest quality evaluation of soybeans is essential for preserving product value and meeting industry standards. Traditional inspection methods are often inconsistent, labor-intensive, and unsuitable for high-throughput operations. This...

  • Article
  • Open Access
1 Citations
2,247 Views
17 Pages

Impact of Drying Conditions on Soybean Quality: Mathematical Model Evaluation

  • Emmanuel Baidhe,
  • Clairmont L. Clementson,
  • Ibukunoluwa Ajayi-Banji,
  • Wilber Akatuhurira,
  • Ewumbua Monono and
  • Kenneth Hellevang

Soybean (Glycine max L.) is one of the world’s most important sources of plant-based protein, with a protein content exceeding 35–40% (dry basis), along with other essential nutritional benefits. Ideally, soybeans are field-dried to appro...

  • Article
  • Open Access
1 Citations
4,274 Views
18 Pages

Automated IoT-Based Monitoring of Industrial Hemp in Greenhouses Using Open-Source Systems and Computer Vision

  • Carmen Rocamora-Osorio,
  • Fernando Aragon-Rodriguez,
  • Ana María Codes-Alcaraz and
  • Francisco-Javier Ferrández-Pastor

Monitoring the development of greenhouse crops is essential for optimising yield and ensuring the efficient use of resources. A system for monitoring hemp (Cannabis sativa L.) cultivation under greenhouse conditions using computer vision has been dev...

  • Article
  • Open Access
5 Citations
3,697 Views
25 Pages

The precise identification of plant diseases is essential for improving agricultural productivity and reducing reliance on human expertise. Deep learning frameworks, belonging to the YOLO series, have demonstrated significant potential in the real-ti...

  • Article
  • Open Access
951 Views
25 Pages

Two-way channel irrigation pumping stations are widely used along rivers for irrigation and drainage. Due to fluctuating internal and external water levels, these stations often operate under ultra-low or near-zero head conditions, leading to poor hy...

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AgriEngineering - ISSN 2624-7402