Tomato - Science topic

The increasing demand for food production requires innovative approaches to protect crops from pathogens that significantly reduce yield and quality. Phytoplasmas, persistent bacterial pathogens transmitted by phloem-feeding insects, cause severe...

A crucial strategy employed by plants to enhance insect resistance is allocating amino acids into secondary metabolic pathways, ensuring the synthesis of specialized metabolites that confer resistance. The storage and redistribution of amino acids primarily occur in vacuole; therefore, transport mechanisms must exist to facilitate the directed extr...

This study focuses on biodegradable films with improved functional qualities for food preservation to provide environmentally acceptable and sustainable packaging solutions. These cutting-edge films respond to the packaging industry's increasing need for eco-friendly substitutes. Composites of chitosan (CS) and polyvinyl alcohol (PVA), biodegradabl...

span lang="FR">In this study, the influence of drying parameters such as air temperature and sample thickness on the mass and moisture transport parameters of hot air drying of tomato slices were investigated at 60-120°C air temperatures for 3-11 mm thickness samples. Using the experimental data in literature, the aim of this study is to determine...

Solanum lycopersicum is among the most important vegetable crops produced in Nigeria. This study examined the productivity of two varieties of tomatoes under net house conditions. Data for the study was obtained from field experimentation in the net house. The results from the study indicated that Eva 1 consistently outperformed the UC varieties in...

Calcium is an essential nutrient for tomato plant growth, yield, and fruit quality. This study investigated the potential of eggshell powder as an organic calcium fertilizer for tomato cultivar HT109. Treatments included 200, 300, 400, and 500 kg/ha of eggshell powder, with a control of 300 kg/ha lime powder. Results showed that eggshell powder sig...

Pathogens deploy effector proteins to manipulate host physiology and promote infection. YopJ family effectors are highly conserved across bacterial genera that cause crop diseases. Nucleotide-binding leucine-rich repeat receptors (NLRs) play a central role in direct or indirect recognition of effectors and trigger immune responses, including hypers...

Nitrogen (N) application can improve drought tolerance and water use efficiency (WUE) in crops. Previous studies have shown that aerated irrigation improves crop nitrogen absorption and utilization. However, the mechanisms behind the interaction of water and nitrogen under aerated drip irrigation and its impact on crop WUE remain unclear. This stud...

Natural and predatory control of Vegetable pest particularly eggplant, tomato, okra etc

To increase availability of livestock feed through existing feed resources To reduce wastage of cabbage and tomato during the end of the season To reduce feed cost by using existing resources To produce economic silage for livestock feeding To develop livestock feeding systems to enhance productivity and viable integration of the crop and livestock...

The rising demand for sustainable farming underscores the need for early plant disease detection, especially in vegetables. Early action prevents crop losses, boosts food security, and supports eco-friendly practices. This study such as vegetable leaf disease detection and recognition (VLD2R) presents a simple, scalable framework using a lightweigh...

Tomato (Solanum Lycopersicon L.) is amongst the most important fresh vegetables used worldwide. Growth and yield of tomatoes are constrained by a lack of improved varieties and inefficient agronomic methods, such as staking. Recognizing the fundamental importance of staking to reduce the effect of high moisture and disease on the growth and yield o...

Fruit cuticle, as a specialized hydrophobic cell wall architecture covering the surface of fruit, is crucial for fruit resistance to biotic and abiotic stress. In this study, we found that the BTB protein, SlBTA2, can regulate the biosynthesis of fruit cuticle in tomato. SlBTA2 was mainly expressed in the epidermis of fruits. Knockout of SlBTA2 inh...

Blackseed oil supplemented with caseinate (CA)–carboxymethyl chitosan (CMCH) composite membranes were evaluated for their functional properties and as edible coating for extending the shelf life of grape tomatoes. Composite films were prepared from equal parts of (CaCa or NaCa) and (CMCH) with or without supplemented 3% blackseed oil (BO) and evalu...

Sustainable urban agriculture is emerging as a promising solution to address food security challenges in cities worldwide, with Africa showing substantial potential for implementing such practices and Namibia is no exception. The study aims to identify the types of agricultural activities practiced by urban farmers, evaluate the contribution of the...

Antioxidants such as β‐carotene, vitamin C, and E in fruits and vegetables (FAVs) have been associated with a reduction in non‐communicable diseases because of their vital metabolic roles. However, their levels in foods could vary depending on the farming systems. Hence, this study examined the levels of β‐carotene, vitamin C, and E in hydroponic a...

The agricultural sector is facing a critical gap in data regarding the future preferences and requirements of key stakeholders such as farmers, processors, and consumers, particularly in the context of public-sector vegetable breeding research. While the CGIAR mandate crops benefit from the Seed Product Market Segment Database, vegetables are notab...

Improving nutrient use efficiency is critical for sustainable soilless substrate-based controlled environment agriculture (CEA) crop production. In this regard, this study assesses the effect of fulvic acid (FA) and arbuscular mycorrhizal fungus (AMF) based biostimulants on tomato seedlings growth and nitrogen (N) use efficiency under high (100 mg...

Tomato (Solanum lycopersicum), a globally significant vegetable, plays a crucial role in diets and economies. However, traditional soil-based cultivation methods are challenged by water scarcity, soil degradation, and climatic variability. Hydroponics, a soilless farming technique, offers an efficient and sustainable solution. This paper evaluates...

This study aimed to develop an innovative vegetable-based beverage using carrot, tomato, and ginger to create a nutritious, sensory-appealing, and functional product that aligns with consumer preferences. Carrot and tomato were selected for their rich content of vitamins, minerals, and antioxidants, while ginger was incorporated to enhance flavor a...

Sekolah Lansia Tangguh is a program organized by the National Population and Family Planning Agency (BKKBN) in collaboration with the Indonesia Age-Friendly Foundation (IRL). The study aims to analyze the implementation of the Sekolah Lansia Tangguh program related to the empowerment of the elderly in the social and economic fields in Surodinawan V...

The domesticated species currently available in the market have been developed through the breeding of wild relatives. Breeding strategies using wild relatives with high genetic diversity are attracting attention as an important approach for ad-dressing climate change and ensuring sustainable food supply. However, studies examining gene expression...

A precise assessment of tomato ripeness is crucial in the harvesting and marketing procedures. Chlorophyll fluorescence is being relied on as a harmless approach for tracking the maturity of tomatoes in postharvest research. In this study, mathematical model is proposed based on measuring the intensity of fast chlorophyll fluorescence of tomatoes d...

Water plays a critical role in ensuring sustainable food security, particularly in the face of increasing freshwater scarcity and climate variability. This study examines virtual water use and virtual water trade in Ghana’s vegetable production sector over a 30-year period (1994–2023), focusing on four key crops: tomato, pepper, onion, and eggplant...

The present study investigated the drying characteristics and quality attributes of tomato pulp leather prepared using tray drying and hot air oven methods at temperatures of 60°C, 65°C, and 70°C. Sensory evaluation identified the best samples as T3 (hot air oven at 70°C for 6-5 hours) and T5 (tray dryer at 65°C for 8-9 hours), which exhibited supe...

A photograph and a poem showing late season tomatoes ripening against a background of winter snow, reflecting on life continuing even in the dead of winter.

Tomato mottle mosaic virus (ToMMV), first reported in Mexico in 2009, is an emerging virus that globally threatens the yield of crops belonging to the family Solanaceae. The international trade of ToMMV-contaminated seeds is potentially associated with its global spread; however, the epidemiological features of virus-contaminated seeds remain uncle...

Background Hypoxia significantly impairs tomato productivity and yield. Although cultivated tomato varieties (Solanum lycopersicum) are generally sensitive to low-oxygen conditions, their wild relatives (Solanum habrochaites) display substantially lower sensitivity. To elucidate the molecular mechanisms underlying these contrasting phenotypes, as w...

Pesticides are extensively used in modern agriculture to safeguard crops against pests and diseases. Nevertheless, their residual presence in food products may pose potential risks to both human health and the environment In this research, a sample preparation method based on QuEChERS, combined with ultra-high performance liquid chromatography-tand...

Atrazine (ATZ) is the second most widely used herbicide. However, its widespread use is hazardous to the environment. We developed ethyl cellulose-based nanoformulated atrazine (nfATZ) to achieve slow and sustained release of ATZ for long-term weed control in crops such as maize. Maize or corn is used in several industrial applications, including t...

Background Plant phenotyping has become increasingly important for advancing plant science, agriculture, and biotechnology. Classic manual methods are labor-intensive and time-consuming, while existing computational tools often require advanced coding skills, high-performance hardware, or PC-based environments, making them inaccessible to non-exper...

Cherry tomatoes are of high economic value due to their better nutrition, sweet flavor, and crunchy texture. They are in modern markets due to specific demand and intensive cultivation. Periodic harvesting poses distribution and storage challenges as cherry tomatoes are perishable, leading to price fluctuations and quality deterioration. Temporary...

Water mostly used in agricultural production. Some anticipate that future dietary changes, economic growth, and population expansion will raise water demand. The research aims to identify and calculate the water footprint of the most important agricultural crops in Iraq, specifically rice and wheat during the time (2000-2024) and their influence on...

Deep learning facilitates human activities across various sectors, including agriculture. Early disease detection in plants, such as tomato plant that are susceptible to diseases, is critical because it helps farmers reduce losses and control the disease spread more effectively. However, the ability of machine to recognize diseased leaf objects is...

Recommended techniques for planting root-bound, store-bought tomato plants vary considerably, leaving home gardeners at a loss for which technique to choose. Researchers investigated the impact of four transplanting methods on the yield of two tomato hybrids, the determinate ‘Bella Rosa’ and the indeterminate ‘Big Beef’. Field experiments were cond...

Tomato cultivation is highly demanding on the supply of water throughout its phenological cycle, especially in regions where rainfall is irregular or scarce. Given the above, the objective of this study was to analyze the viability of thermal index for determining water deficit in cherry tomato under different strategies of controlled deficit irrig...

Food security and sustainable agriculture rely heavily on the timely detection and classification of plant diseases. In this study, we investigate the performance of the You Only Look Once (YOLO) object detection algorithm—specifically versions v5, v7, and v8—for identifying seven common tomato leaf diseases: Mosaic Virus, Leaf Miner, Septoria, Spi...

Bioefficacy of two native isolates of entomopathogenic nematodes viz., Steinernema feltiae MN044869 and Heterorhabditis bacteriophora MK263023 was worked out in laboratory conditions against tomato fruit borer, Helicoverpa armigera. Inoculum level of 25, 50, 75 and 100 IJs/ larva were applied against each larval instar for a time interval of 24, 48...

In modern agriculture, calculating the Crop Water Requirement (CWR) for tomato crops under protected cultivation often relies on FAO-56 crop coefficient (Kc) values. However, these values may not fully account for the unique microclimatic variations within protected structures, creating a need for adjusted Kc values. This study aimed to develop gro...

The demand for eating ready-to-eat (RTE) vegetables in restaurants are increased, which is one of the reasons for maintaining a healthy lifestyle. This study aimed to assess the microbiological quality of RTE salads and handling practices during working in restaurants such as; Total count bacteria (TCB), coliform bacteria, Staphylococcus aureus, Sa...

Effective disease control requires the early identification and diagnosis of plant diseases, especially those affecting tomato leaves. A crucial stage in this process is segmenting images of diseased leaves, but this can be difficult because of the uneven shapes, varied sizes, vibrant colors, and frequently blurry borders of the affected portions,...

Late blight caused by Phytophthora infestans poses a significant global threat to potato and tomato cultivation with profound historical and ongoing impacts on food security. In Central America, particularly in Guatemala and Honduras, the disease has intensified over the last decade, possibly due to favorable climatic conditions and changes in loca...

ABSTRACT Corynespora cassiicola causes losses in tomato production; agrochemicals are used to control it. Rhizobacteria, such as Bacillus spp., represent an alternative to chemical products. The effect of Bacillus subtilis F8 and K47 against C. cassiicola was evaluated, mycelial and fungal growth was determined and the percentage of inhibition...

Long noncoding RNAs (lncRNAs) have been gradually verified as functional regulators in plants, yet their functions remain underexplored, especially in the Solanaceae family. While substantial progress has been made in identifying lncRNAs in different Solanaceae species, systematic functional annotations are lacking. In this study, we uniformly iden...

The cultivated tomato (Solanum lycopersicum L. 2n = 2x= 24) is one of the most widely cultivated vegetable crops due to its wider adaptability, high yielding ability and enormous demand by consumers. Due to its simplicity tomato is to modify and how diverse its population exists, cultivated tomatoes have been utilized in genetic studies. The hyb...

Plant-derived nanovesicles (PDNVs) are potential next generation carriers for drug delivery. However, the systemic incorporation of drugs into PDNVs and their quality control still needs extensive research. Previous works showed that Solanum lycopersicum (tomato) fruit is an excellent resource for the high yield manufacturing of tomato PDNVs. Tomat...

With recent increases in nitrogen (N) fertilizer prices, economic analysis of conventional and alternative N fertilizers has become critical for understanding the factors that drive total production costs and profits. Although fertilizer applications are meant to help reduce marketable yield variability in fresh-market vegetable production, climati...

Tomatoes (Lycopersicum esculentum Mill) are essential horticultural crops valued for their high nutritional content and health benefits. With increasing market demand, there is a pressing need to adopt sustainable cultivation practices that enhance soil fertility and crop productivity. This study aims to evaluate the combined effects of rice husk b...

For over two decades, Benin has experienced a steady rise in market gardening production. However, this growth has not translated into self-sufficiency, as the country continues to rely on imports from neighboring nations during lean seasons. Analyzing the factors influencing the choice of local market garden crops could provide valuable insights f...

By adding tomato waste MOL starter, the purpose of this study is to ascertain the crude protein and crude fiber content of rice straw amofer which is added with different sources of glucose (brown sugar and molasses) and compare it with EM-4. A Complete Randomized Design (CRD) with four treatments and repeated five times was used in the study. The...

The genus Trichoderma comprises a group of fungi known for their beneficial effects on plant growth and stress tolerance. Light is a key environmental factor affecting many plant physiological processes. However, a significant research gap remains regarding the interaction between light quality and Trichoderma harzianum inoculation, particularly th...

For over two decades, Benin has experienced a steady rise in market gardening production. However, this growth has not translated into self-sufficiency, as the country continues to rely on imports from neighboring nations during lean seasons. Analyzing the factors influencing the choice of local market garden crops could provide valuable insights f...

Sustainable crop yield in nutrient deficient soil under continuous cropping system is a challenge and the use of chemical fertilizer is an unsustainable option as it escalates the soil problems. The present study therefore, was carried out to evaluate the fertilizing value of bio-fertilizer from organic residues its effect on nutrient deficient soi...

An expert system is a decision support system for a specific domain. It has been applied in different fields. In the agriculture domain in Egypt, we have developed many systems for different crops since the late 1990s. However, those systems need to be updated to match current advances in technologies. Traditional expert systems statically interact...

Maintaining crop health is essential for global food security, yet traditional plant monitoring methods based on manual inspection are labor-intensive and often inadequate for early detection of stressors and diseases, and insufficient for timely, proactive interventions. To address this challenge, we propose a deep learning-based framework for exp...

Plant diseases pose significant challenges to farmers and the agricultural sector at large. However, early detection of plant diseases is crucial to mitigating their effects and preventing widespread damage, as outbreaks can severely impact the productivity and quality of crops. With advancements in technology, there are increasing opportunities fo...

Diesel engines are a major source of nitrogen oxides, carbon dioxide, and particulate matter emissions. While biodiesel blends offer potential emission reductions, challenges remain in viscosity, flash point, cold weather performance, and combustion characteristics. This study examines the performance and emission behavior of biodiesel–diesel blend...

Vegetables are vital for nutrition, yet their nutritional quality and heavy metal content related to agricultural practices remain underexplored in the Mezam Division (MD), Northwest Region of Cameroon. This study aimed to identify prevalent agricultural practices related to soil amendments and pest management, and assess the carcinogenic effects o...

Background This study evaluates the influence of a biosurfactant (BS) extract, obtained at pilot scale from corn steep liquor (CSL), on the formulation of a biopesticide based on copper oxychloride (Cu-Oxy). The retention, permanence, distribution, and partial permeation of copper ions on the surface of tomato and citrus leaves sprayed with the bio...

Gluconacetobacter diazotrophicus is a nitrogen-fixing bacterium capable of colonizing different host plants. This work evaluated the impact of Colombian native isolate G. diazotrophicus GIBI029 on tomato yield and quality in response to nitrogen and phosphorus fertilization levels. The experiment was conducted under semi-controlled conditions using...

This study aims to examine and understand the legal status of trading feces processed into fertilizer from the perspective of the four major Islamic schools of thought (mazhab). The primary issues addressed in this research are: first, the process of converting feces into usable fertilizer; second, the legal perspectives of the four mazhab on the t...

BEL1-LIKE HOMEODOMAIN (BLH/BELL) family transcription factors play important roles in the response of plants to environmental stress. In this study, we found that the BLH/BELL transcription factor SlBEL2 affects drought tolerance in tomato plants, as SlBEL2-knockout (KO-SlBEL2) tomato plants showed enhanced drought tolerance, whereas SlBEL2-overexp...

The economic impact of Tuta absoluta (Meyrick, 1917) (Lepidoptera: Gelechiidae), an invasive lepidopteran pest, on global Solanum lycopersicum production is substantial, driven by its high fecundity and selection for insecticide-resistant phenotypes. Entomopathogenic nematodes (EPNs) and their symbiotic bacteria introduce an environmentally friendl...

Birds causing crop damage led to an economic problem in Egypt's agricultural. Therefore, this work aimed to determine the damage in some crops, such as wheat, barley, broad bean, sunflower, grapes, and tomato in the fields of Yousef El-Sedik, Fayoum Governorate. Moreover, some mechanical approaches (Fish net, and reflecting stripes) were evaluated....

This research proposed a new hybrid system for the detection of diseases in Pepper, Tomatoes, and Potatoes vegetable crops. Vegetable plant disease poses a significant threat to both the quality and quantity of crop yields, leading to enormous economic losses in the agricultural industry. Early detection and prompt measures are essential for the ef...

The single-stranded, circular DNA genomes of geminiviruses contain iterated motifs of 5-6 nucleotides, known as iterons, upstream of the replication protein (Rep) coding region. Iterons were previously found to interact with cognate Rep in a sequence-specific manner, and the iteron-Rep interaction was needed for viral DNA replication. Nonetheless,...

This study assessed the effectiveness of glutamic acid (G), proline (P), and tryptophan (T) against Fusarium oxysporum, the causal agent of root rot and wilting disease in tomato plants. Treating tomato plants with P+G and P+G+T mixtures prior to Fusarium inoculation significantly reduced fungal development. Disease incidence was 0.00% in both trea...

Tomato cultivation faces formidable challenges from both biotic and abiotic stressors, necessitating innovative and sustainable strategies to ensure crop resilience and yield stability. This comprehensive review delves into the evolving landscape of employing microbial consortia as a dynamic tool for the integrated management of biotic and abiotic...

Tomato is one of the most widely cultivated and extensively consumed horticultural crops worldwide. However, it is more vulnerable to post harvest losses than other crops due to its more perishable property. This experiment was, therefore, conducted to evaluate the effectiveness of different storage methods in improving shelf life of tomato fruits....

Tomato affected by several pathogenic factors, including root-knot nematodes (Meloidogyne spp.). This research was conducted to evaluate the efficacy of three amino acid Arginine, Serine, and Leucine, in their normal and Nano forms, at three different concentrations (10, 20, 30 ppm). The evaluation was performed under laboratory conditions to asses...

Key message The positive effect of VvWUS on carpel number variation in Vitis vinifera ‘Xiangfei’ is accomplished via forming the heterodimer with VvSTMa and VvSTMb proteins, which enhances the downstream VvAG2 gene expression during grapevine carpel formation. Abstract The WUSCHEL-CLAVATA3 signalling pathway plays an essential role in the shoot ap...

Potassium (K⁺), an essential macronutrient, strongly influences myriad fundamental processes, while its deficiency inhibits plant growth. Jasmonic acid (JA) regulates plant growth; however, its role in plant growth inhibition under K⁺ deficiency remains nebulous. Herein, we determined that JA significantly inhibits low K⁺ tolerance and K⁺ uptake in...

Tomato chlorosis virus (ToCV), causing yellowing disease in tomato, is a phloem-limited, whitefly-transmitted crinivirus that mainly affects plants by reducing chlorophyll content. During a survey conducted in 2019, cirinivirus-specific yellowing symptoms were observed in the tomato fields in Multan, Khanewal, and Lodhran districts of Pakistan. To...

Ethylene is a gaseous plant hormone that controls a wide array of physiologically relevant processes, including plant responses to biotic and abiotic stress, and induces ripening in climacteric fruits. To monitor ethylene in plants, analytical methods, phenotypic assays, gene expression analysis, and transcriptional or translational reporters are t...

This research introduces a LAN-based password management system tailored for Android devices and FreshTomato routers, offering a secure, localized alternative to cloud-based and device-centric solutions. The system integrates an Android client application with a router-based storage server, utilizing the router's constant availability within the lo...

In most parts of northern China, the light environment in facilities deteriorates owing to shortened sunshine time and weaker light intensity in winter. Artificial light supplementation is an effective method for alleviating the problems of vegetable growth, quality, and yield reduction caused by limited light. In this study, LEDs were used to exam...

This study focused on evaluating the persistence and conducting a risk assessment of chlorantraniliprole, emamectin benzoate, spinosad, and indoxacarb in tomato fruits. A modified QuEChERS (Quick, Easy, Cheap, Effective, Rugged, and Safe) method along with LC–MS/MS (liquid chromatography-mass spectrometry) was employed for method validation and ana...