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Journal of Agricultural Sciences
Scopus
ISSN 1300-7580 · Ankara University · 1.750 artikel di indeks
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Artikel Jurnal
Hazelnut (Corylus avellana L.) Mass Prediction Using Machine Learning Models Based on Physical Attributes
Türkiye is the dominant global producer of hazelnuts, supplying approximately 70% of the world’s total output. The physical characteristics of hazelnuts, particularly mass, play a critical role in determining quality and shelf life. To improve efficiency in hazelnut handling, this study explores…
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Artikel Jurnal
Nondestructive Detection of Hazelnut Defects Using X-ray Imaging and Deep Learning-Based Segmentation
The hazelnut (Corylus avellana L.) is a strategic agricultural product of high economic and nutritional value. Turkiye is the world leader in hazelnut production and export. The quality of hazelnuts is critically essential for international competitiveness and economic returns. The most common…
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Artikel Jurnal
Deep Transformer-Based Visual Framework for Early Detection of Plant Leaf Pathologies
Accurate and quick detection of plant leaf diseases is essential for precision agriculture to intervene promptly and boost crop yields. A new deep learning model called ResVNet has been introduced in this study. It combines the powerful local feature detection of ResNet152 with the global attention…
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Artikel Jurnal
Microbial Fertilizer Effects on Grain Yield and Quality Traits of Maize Hybrids
Maize (Zea mays L.) is a globally significant cereal crop, serving as a fundamental source of food, feed, and industrial raw material. This two year field study investigated the effects of different doses of a microbial fertilizer on the yield, yield components, and grain quality traits of three…
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Artikel Jurnal
Genetic and Molecular Mechanisms of Plant Stress Tolerance and Strategies for Improvement: A Comprehensive Review
Environmental stresses impose a significant threat on plant growth and agricultural productivity. Abiotic stresses, such as drought, salinity, and extreme temperatures, impair plant physiology and development, while biotic stresses, like those caused by pathogens and herbivores, trigger a range of…
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Artikel Jurnal
Nitrogen Estimation in Maize Using RGB Leaf Image Analysis and Deep Learning
The integration of digitization and automation into traditional farming has transformed agriculture, enhanced productivity and delivered significant economic benefits. Recent advances in deep learning (DL) provide new opportunities for automating crop monitoring and nutrient management. This paper…
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Artikel Jurnal
Micro- and Nanoplastic Effects on Nematodes: A Systematic Review of Toxicity Mechanisms, Exposure Characteristics, and Soil Ecological Implications
Micro- and nanoplastics (MNPs) are now widely recognized as pervasive contaminants in terrestrial ecosystems. However, their effects on soil nematodes remain largely confined to dispersed experimental studies, resulting in a fragmented evidence base that necessitates integrative synthesis. In this…
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Artikel Jurnal
Determination of Suitable Lands for Sugar Beet Cultivation Using GIS and FUCOM
The primary objective of this study is to evaluate the suitability of sugar beet lands using Geographic Information Systems (GIS) and the Multi Criteria Decision Making (MCDM) method, due to the limited number of crop-based land suitability studies on sugar beet cultivation in the literature. The…
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Artikel Jurnal
Explainable Deep Learning for Plant Leaf Diseases: A Comparative Study of Grad CAM
Plant disease detection is critical for sustainable agriculture and food security. While deep learning models achieve high accuracy in leaf disease classification, their black box nature poses limitations for trust and adoption among agricultural practitioners. This study presents a comparative…
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Artikel Jurnal
Spatial Assessment of Future Drought Risk in Agricultural Lands: A CMIP6-Based Analysis
The acceleration of climate change is intensifying drought severity. Increasing drought conditions pose significant risks to agricultural lands and food security. The aim of this study is to determine the spatial exposure rate of agricultural land classes to drought conditions based on climate…
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Artikel Jurnal
Design, Prototype Development, and Operating Parameter Optimization of a PTO Driven Pneumatic Safflower (Carthamus tinctorius L.) Floret Harvester
A vacuum-assisted, field-type safflower floret harvester was designed, prototyped, and evaluated under both bench and field conditions. The system was developed specifically for the selective harvesting of safflower florets and is not intended for seed harvesting, which is typically performed using…
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Artikel Jurnal
Ecotoxicological and Human Health Risk Assessment of Toxic Metal Pollution in Urban Soils in Northwest Türkiye
In this study, the soils in the Biga district's center, which are exposed to various anthropogenic effects, were examined. A total of 26 soil samples were obtained from the urban soils in five land-use types in Biga (Çanakkale, NW Türkiye). The study aims to determine the concentration of toxic…
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Artikel Jurnal
Indicator-Based Evaluation of Türkiye’s Water–Energy–Food Nexus Profile for Sustainable Development
The Water–Energy–Food (WEF) Nexus rests on the reality that interlinkages among resources are mutually interdependent; changes in one sector can have significant repercussions in the others. To this end, several methods, models, and tools are being developed to analyze interconnections, to measure…
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Artikel Jurnal
Testing Soil Fertility, Tomato Yield and Quality, and Residual Spinach Performance under Integrated Fruit-Waste Compost, Manure and NPK Fertilization
This study was conducted in 2020-2021 in the field conditions of Tokat Gaziosmanpaşa University. The study, effects of different compost (tomato-apple-grape) applications on yield, quality, soil properties of tomato plants, and second crop spinach cultivation were examined under field conditions…
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Artikel Jurnal
Comparison of Crop Irrigation Water Requirement Estimation Methods under Drought Conditions in a Semi-Arid Region of Türkiye
Accurate estimation of seasonal crop water use is critical for irrigation planning in semi-arid regions. This study benchmarks net irrigation water requirement (NIWR) and crop evapotranspiration (ETc) for a Central Anatolian scheme (Eskişehir, Türkiye) over 2016–2022 using three approaches: the…
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Artikel Jurnal
Automated Mango Leaf Disease Identification with Improved Grey Wolf Optimizer in Hybrid MaxViT-Swin Transformer Model
The identification of plant diseases plays a crucial role in sustaining agricultural productivity and minimizing economic losses. Traditional approaches, which often depend on visual assessment and the farmer’s experience, are typically inadequate for the timely recognition of infections, allowing…
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Artikel Jurnal
Evaluation of The Effect of Different Calcium Doses on Yield, Antioxidant Enzyme Activity and Malondialdehyde Levels in Tomato under Salinity Stress
In soilless culture, salinity stress significantly reduces the yield and fruit quality of tomatoes. As tomatoes are sensitive to salinity, mitigation methods are required. Supplying calcium to tomato plants increases their tolerance to salinity by supporting cell membrane integrity and antioxidant…
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Artikel Jurnal
A Deep Learning-Driven Computer Vision and Web-Based Monitoring System for Automated Nutrient Management in Soilless Agriculture
Sustainable food production increasingly relies on intelligent automation technologies that optimize resource usage while maintaining crop health. This study presents a deep learning-driven computer vision and web based monitoring system designed for automated nutrient management in soilless…
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Artikel Jurnal
The Effect of Carbon Dots Obtained from Different Biological Sources on Corn Seed Germination
In the study, the effect of carbon dots (CDs) obtained from different biological sources, such as Spirulina and banana peel, which serve as carbon and nitrogen sources, on corn seed germination was investigated using the green hydrothermal synthesis method. The synthesized CDs were thoroughly…
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Artikel Jurnal
Microbial Allies in Stress Resilience: The Role of Plant Growth-Promoting Bacteria in Crop Rhizosphere, Endosphere, and Phyllosphere
Plants are intimately associated with diverse bacterial communities inhabiting distinct ecological niches, namely the rhizosphere, endosphere, and phyllosphere, all of which contribute to plant health and development. Among these microorganisms, plant growth-promoting bacteria (PGPB) play a pivotal…
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