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Iran Agricultural Research
ISSN 1013-9885 · Shiraz University · 262 artikel di indeks
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Culturable gut bacteria associated with the carob moth, Ectomyelois ceratoniae (Zeller, 1839) (Lep.: Pyralidae)
The carob moth, Ectomyelois ceratoniae, is a pest of considerable global concern. The microbial communities associated with this species remain largely unexplored. In this study, we report the first isolation and comprehensive characterization of culturable bacterial symbionts from the larval gut…
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Interactive effects of irrigation and nitrogen regimes on Rhopalosiphum padi demography in drought-tolerant and drought-sensitive barley cultivars
Sustainable control of cereal aphids under climate change requires a mechanistic understanding of how water and nutrient management interact with host drought tolerance to shape pest demography. The oat leaf aphid, Rhopalosiphum padi L., is a persistent constraint in cereal systems, yet its…
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Foliar nitrogen dynamics and yield responses of sugarcane (CP69-1062) to urea and urea–ammonium nitrate under delayed fertigation in northern Khuzestan, Iran
Delayed planting and variable spring rainfall frequently complicate nitrogen (N) management in sugarcane production systems in Iran. Despite the large scale of production, information on foliar N dynamics and crop performance under delayed fertigation with different N sources remains limited. This…
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Evaluating the efficiency of assisted treatments in the phytoremediation of multi metal-contaminated soil using Response Surface Methodology optimization approach
Phytoremediation is a green, economic, and efficient tool for remediating soils contaminated with heavy metals. The present experiment was conducted to investigate the effect of growth regulator (GR) treatments (gibberellic acid (GA3) and indole acetic acid (IAA)), biological treatments…
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Chitosan and humic acid as biostimulant seed coatings enhance germination and seedling growth in two forage pea varieties (Pisum sativum var. arvense (L.)) under drought stress
Forage pea is an important legume used as livestock feed; however, environmental stresses, particularly drought, significantly affect its germination and seedling growth. Seed coating technology is an effective strategy for enhancing seed germination and seedling growth under drought conditions…
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Bibliometric and systematic analysis of disaster risk reduction and climate change adaptation research: Thematic evolution and intellectual structure
The rising rate and severity of climate-related disasters have placed resilience as a key paradigm in the practice of disaster risk reduction (DRR) and climate change adaptation (CCA). This paper is a mixed-method study that incorporates bibliometric analysis and systematic literature review to map…
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Encapsulation and copigmentation effects on sour cherry anthocyanin color stability in beverages
Sour cherry is a valuable source of anthocyanins. Their utilization in food systems is constrained by the low stability of these pigments. This research builds upon our earlier study that examined how carrier agents (maltodextrin and maltodextrin combined with Persian gum) and tannic acid, as a…
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Replacing corn silage with fodder beet silage: Impacts on intake, digestibility, and milk production in lactating dairy cows
Due to the negative effects of climate change on forage production, this research was conducted to assess the effects of replacing corn silage (CS) with fodder beet (FB) silage (a drought-tolerant forage crop harvested in autumn) on dry matter intake, nutrient digestibility, and milk production in…
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Micromorphological studies of long-term paddy rice cultivation: Emphasis on Fe-Mn sesquioxide pedofeatures
Rice is a major agricultural crop cultivated under conditions of prolonged flooding and water saturation. This study aims to investigate the morphology and micromorphology of paddy field soils and to examine the effects of waterlogging on soil characteristics, with particular emphasis on Fe–Mn…
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Assessment of grain yield stability in soybean (Glycine max (L.) merril) genotypes with various parameters
Knowledge of genotype × environment interactions (GEI) and yield stability is essential for developing new cultivars with improved adaptation to diverse environmental constraints. Soybean (Glycine max (L.) Merrill) is a major source of food, protein, and oil; therefore, enhancing its yield under…
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The contribution of various capital forms to sectoral growth: With emphasis on agriculture
Economy subsectors exhibit considerable variation in terms of production factors, technology, and growth rate, resulting in diverse growth patterns. This study investigates how each type of capital, such as physical, human, social, and environmental, affects the growth of subsectors. Employing the…
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Effect of different land uses on some physicochemical and micromorphological properties of calcareous soils in East Azerbaijan Province, northwest of Iran
Vegetation is one of the active pedogenic factors, although its influence on soil micromorphological properties has received relatively little attention. Therefore, the present study aimed to evaluate the effects of different land uses on selected chemical and physical soil properties and to…
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Effects of biochars on wheat yield, soil enzyme activity, and soil productivity parameters
To improve crop and soil productivity, residues of major agricultural and horticultural crops, namely grape waste, wheat straw, and brown walnut shell, were converted into biochars and applied to soil at a rate of 2% (w/w). The experimental treatments included control soil (CS), soil amended with…
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SWEET transporter gene expression in barley during drought stress at the grain filling stage
SWEET (Sugars Will Eventually be Exported Transporters) genes facilitate the mobilization of photosynthetic products from source leaves to sinks. They contribute to sucrose translocation and respond to abiotic stresses. This research examined the HvSWEET genes within the barley genome, focusing on…
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Analysis of quinoa cultivation adoption challenges in Iran: A qualitative study with a causal modeling approach
Abiotic stresses are becoming the most destructive threats that limit agricultural productivity for most crops. Quinoa (Chenopodium quinoa Willd.) can deal with abiotic stresses. The present study examines the challenges of cultivating quinoa as a new crop in Iran using an inductive qualitative…
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Design, development, and performance evaluation of a GPS and machine vision-based navigation system for an intelligent field guard robot
An innovative approach to protecting farmland from wild animals is the use of an intelligent field‑guard robot. In this study, a fully featured field‑guard robot was designed and developed using image processing and a global positioning system (GPS). To achieve this, the robot’s tracking system…
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Relationship between initial population density of Meloidogyne javanica and susceptibility of three cucumber cultivars
Root-knot nematodes (Meloidogyne spp.) cause approximately 5% yield losses in global crop production and have a wide host range in tropical and subtropical regions. This study investigated the relationship between initial Meloidogyne javanica population density and resistance in three cucumber…
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Assessment of physiochemical and antioxidant characteristics of bell pepper (Capsicum annuum L.) using principal component analysis by guar, xanthan gum, and carboxymethyl cellulose as edible coatings
Extending the shelf life of vegetables can be achieved using edible, environmentally friendly coatings. In this study, bell peppers were coated with guar (GU) gum, xanthan (XAN) gum, or carboxymethyl cellulose (CMC) at concentrations of 0.5, 1, and 1.5 %. Uncoated bell peppers served as the…
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Seed priming of Prunus scoparia through scarification and chemical treatments
This study examined the effects of various pre-germination treatments on Prunus scoparia seeds collected from Zarand City in late summer 2024. The treatments aimed to overcome both mechanical and physiological dormancy. The seed coats were removed, and seeds were disinfected in a 1% sodium…
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Towards Appropriate human resource management in the administrative system of Agriculture Jihad of Iran: Yazd Province
Agricultural management is considered as a vital component of government frameworks in many countries, and transformation within this management is essential for improving the administrative system to implement policies and provide services. This qualitative study aimed to analyze human resource…