
Fernando Carlos Gómez-MerinoColegio de Postgraduados | CP · Department of Plant Physiology
Fernando Carlos Gómez-Merino
Doctor Rerum Naturalium
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304
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Introduction
Skills and Expertise
Publications
Publications (304)
Objective: To determine the effect of sodium chloride (NaCl) and cultivar on germination and initial growth of huauzontle (Chenopodium berlandieri subsp. nuttalliae).
Design/methodology/approach: A 3X5 factorial experiment in a completely randomized design was conducted. Three huauzontle cultivars (Mexico City, Puebla, and Tlaxcala) and five doses...
Objective: To evaluate the effect of salinity sources and concentrations, as well as the interaction of these study factors on the increase in seed mass during imbibition, germination and initial growth of romerito (Suaeda mexicana) and purslane (Portulaca oleracea) seedlings.
Design/methodology/approach: Seeds of romerito (Suaeda mexicana) and pur...
Objective: To review the history of rare earths and their practical applications, as well as to identify the effects of some rare earths on crops.
Design/methodology/approach: We performed an exhaustive review of the scientific literature related to the history of rare earth elements (REE), their chemical characteristics, composition in the Earth’s...
Cachichín (Oecopetalum mexicanum) is a tree from Sierra de Misantla, Veracruz, Mexico, whose fruit produces a seed traditionally consumed raw, boiled, or toasted. This study evaluated the effects of three thermal treatments (boiling, commercial toasting, and controlled toasting) on the seed’s physicochemical properties, including color, water activ...
Cachichin (Oecopetalum mexicanum Greenm. & C.H. Thomps.) is a wild tree native to the Sierra de Misantla, Veracruz, Mexico, that produces an edible seed-bearing fruit to which important nutritional and nutraceutical properties are attributed due to its content of protein, antioxidant and hypoglycemic components. For consumption, the seed is traditi...
Among nanomaterials, silver nanoparticles (AgNPs) are cost-effective and exhibit unique physicochemical properties that enable them to become the most used agents for the manufacture of various products known as nano-enabled, including those for personal care, drugs, fabrics, sprays, disinfectants, vacuum cleaners, and air conditioners, with a cont...
Phosphite (Phi), an analog of phosphate (Pi), is an anion widely used in phytosanitary management and agricultural biostimulation schemes. Given that, unlike some species of bacteria, plants do not naturally have the mechanisms to metabolize Phi once they have absorbed it, Phi must be used in perfect coordination with adequate nutritional managemen...
Edible coatings are used to maintain overall quality and extend the shelf-life of fruit after harvest. The objective of this research was to evaluate the effect of edible coatings based on beeswax and shellac on the postharvest quality of fresh chayote [Sechium edule (Jacq.) Sw. var. virens levis] stored for 0, 8, 16, 24, and 32 days at 7 °C. The e...
Objective: To evaluate the biostimulant effects of glycine betaine (GB) in strawberry plants subjected to salt stress. Design/methodology/approach: A 2x3 factorial experiment was carried out with a completely randomized experimental design where the effects of foliar application of GB (0, 10, 20 mM) were evaluated in strawberry plants exposed to sa...
Lithium (Li) is the lightest metal in existence. Its effects on higher plants are still under discussion because both positive and toxic results have been reported in different species. In the last decade, the use of Li has increased considerably, and it is projected that Li waste will be an environmental problem in the near future, such that vario...
We evaluated the effects of neodymium (0.000, 2.885, 5.770 and 8.655 mg · L ⁻¹ ) and zinc (0.1, 0.2 and 0.3 mg · L ⁻¹ ), as well as their interaction on lettuce plants in hydroponics. Applications of 2.885 mg Nd · L ⁻¹ and 5.770 mg Nd · L ⁻¹ increased plant height, number of leaves and leaf area, as well as fresh and dry stem, root and total biomas...
Objective: To evaluate the effects of lithium (Li) supplied as lithium chloride (LiCl) on the emergence of seeds and initial growth of chili (Capsicum annuum L.) var. Guajillo seedlings. Design/methodology/approach: Guajillo variety chili seeds were treated with five doses of Li chloride (0, 20, 50, 75, and 100 M) during the germination phase. The...
To guarantee sustainable development at a global level, humanity currently faces serious challenges related to a greater demand and better distribution of food to meet the needs of the growing population in environments affected by global climate change (GCC), and in limiting conditions with respect to natural, genetic, financial, and technological...
Negative effects of salt stress may be counteracted by adequate management of sulfated nutrition. Herein, we applied 3.50, 4.25, and 5.00 mM SO42− in a nutrient solution to counteract salt stress induced by 75 and 150 mM NaCl in cabbage cv. Royal. The increase in NaCl concentration from 75 to 150 mM reduced the contents of macronutrients and micron...
The cachichín tree (Oecopetalum mexicanum Greenm. & C.H. Thomps.), present in the Sierra de Misantla, Veracruz, Mexico, produces fruits with bitter-tasting nuts, traditionally consumed as a healthy snack, boiled or toasted. These nuts have significant concentrations of lipids, proteins, fiber, and ash, although their antioxidant capacity and phenol...
Salt stress limits productivity of crop plants, and differential responses may be observed among genotypes. Herein we analyzed the effects of saline stress induced by the application of different concentrations of sodium chloride (0.00, 0.25, 0.50, 0.75, and 1.00 M NaCl) in a local Mexican variety of purslane (Portulaca
oleracea L.) named ‘Atlapulc...
Mexico is the main producer of avocado (Persea americana Mill.), contributing 31% of the world supply, which provides the country with an annual income of more than 2 billion dollars. The increase in national production is the result of a larger cultivated area, and not an increase in yields. In the State of Mexico, Mexico around 10 thousand hectar...
The orange juice production industry in Veracruz generates a large amount of peel waste, which is both an economic and environmental problem. One way to repurpose these residues is to create biochar, which can be used in agriculture to improve fertility and crop productivity. The aim was to determine how the addition of orange biochar affected the...
Background
Cachichín ( Oecopetalum mexicanum Greenm. & C.H. Thomps: Metteniusaceae) is an arboreal species native to the Misantla mountain range, Veracruz, Mexico, whose fruit contains an edible seed with potential nutraceutical properties. Basic biochemical analyses have been performed, though the effects of thermal treatments on the concentration...
With a cultivated area of approximately 800 thousand hectares distributed in 15 states, sugarcane (Saccharum spp.) is one of the main crops in Mexico. Despite its socioeconomic importance, the genetic base of this crop has been reduced in recent decades, making the production system vulnerable to both biotic and abiotic stresses. For this reason, t...
In this Research Topic entitled “Beneficial Elements: Novel Players in Plant Biology for Innovative Crop Production”, we aimed to expand our knowledge about the responses of plants to the application of beneficial elements as inorganic biostimulants to boost their growth and development, cope with salt stress, and enhance productivity and quality t...
Coffee is a crop of global relevance. Indirect somatic embryogenesis has allowed plants of different coffee genotypes to be massively regenerated. The culture medium composition can affect the calli characteristics that are generated and their ability to form somatic embryos. This research aimed to determine the influence of the type of callus, gro...
Photosynthesis is a crucial process supporting life on Earth. However, unfavorable environmental conditions including toxic metals may limit the photosynthetic efficiency of plants, and the responses to those challenges may vary among genotypes. In this study, we evaluated photosynthetic parameters of the chili pepper varieties Jalapeño, Poblano, a...
Orange cultivation occurs mainly in the State of Veracruz. In Martínez de la Torre and San Rafael municipalities, two of the three most important orange juice producing companies operate in Mexico. The orange bagasse generated by each
of these corporations ranges from 112 500 - 187 500 tons per production cycle.
Managing large orange bagasse quanti...
En el cultivo de caña de azúcar (Saccharum spp. híbrido), el éxito de una buena siembra depende inicialmente de la capacidad de germinación de las yemas y del crecimiento inicial de las plántulas, lo cual está dado por el potencial genético de la variedad sembrada y de su interacción con el ambiente. En México, existe la necesidad de generar nuevas...
Sugarcane (Saccharum spp. hybrids) is a crop of great global importance in various industries, such as the food and energy sectors. With over 55 million Mg of milling stems produced, Mexico is the eighth largest sugarcane producer in the world.
Nevertheless, this crop faces environmental and agronomic challenges that require especial attention. Amo...
Gerbera represents a valuable commodity in the global cut flower industry. However, commercial production is hampered by low propagation rates using conventional methods. Hence, the current contribution investigated the application of silver nanoparticles (AgNPs: Argovit™) in temporary immersion bioreactors to promote plant growth. The results show...
Beneficial elements are those which, while not essential to plant life, can provide stimulation and enhance plant growth. Properly harnessed, these elements can bolster plant growth in the face of environmental conditions—including drought, nutrient deficiency, and excessive soil salinity—and biotic stresses like pathogens and animal activity. As c...
Beneficial elements are those which, while not essential to plant life, can provide stimulation and enhance plant growth. Properly harnessed, these elements can bolster plant growth in the face of environmental conditions—including drought, nutrient deficiency, and excessive soil salinity—and biotic stresses like pathogens and animal activity. As c...
Aluminum (Al3+) is a beneficial element that at low doses can promote
growth, development and metabolism in plants. This research evaluated the
effect of aluminum (Al3+) on growth indicators (number of shoots and leaves,
shoot size, length and width of leaves, weight of fresh and dry biomass) and
biochemical indicators [concentration of chlorophyll...
Objective: To analyze concepts, structure, classification, biosynthesis and functions of glucosinolates (GSLs) in higher plants. Design/methodology/approach: A search was performed into recent high-impact literature related to glucosinolates (GSLs). Results: GSLs are secondary metabolites rich in N and S. They are divided into aliphatic, aromatic,...
Tomato (Solanum lycopersicum L.) is a glycophyte species with medium sensitivity to salts, tolerating electrical conductivity values in the soil solution of up to 2.5 dS m-1. Silicon (Si) is a beneficial element that can act as an inorganic biostimulant in plants subjected to salinity. In this research, the main effects of two study factors were ev...
Objective: To evaluate the leaf application of silicon (Si) and titanium (Ti) in three doses (0, 75, and 150 mg L1), independently, on tomato plants cv. Río Supremo, subjected to saline stress (0, 50, and 100 mM NaCl), on the percentage of juice and color attributes of the fruit. Design/methodology/approach: Two independent essays were carried out...
Artificial or synthetic seed consists of a coating that protects plant tissues, being an alternative for commercial propagation of sugarcane. The objective of this study
was to develop a system for synthetic seed production of sugarcane. A first experiment determined the optimal nodal segments size (1.0, 2.5, and 5.0 cm long) in bud emergence; a se...
Stingless bees play an important role in maintaining the balance of the ecosystems they inhabit by actively participating in the pollination of most flowering plants. The objective of this study was to characterize physicochemically honey from the stingless bee species Scaptotrigona mexicana from Fortín de las Flores, Cañada Blanca, and Manuel León...
Coffea arabica is one of the two most consumed coffee species in the world. Micropropagation through somatic embryogenesis has allowed the large-scale propagation of different coffee varieties. However, the regeneration of plants using this technique depends on the genotype. This study aimed to develop a protocol for the regeneration of C. arabica...
Nitrogen is a major plant macronutrient and its supply affects the entire metabolism of plants. This study evaluated the effect of different nitrogen concentrations in the nutrient solution: 0, 4.2, 8.4, and 12.6 mg L−1 Mexican marigold (Tagetes erecta L.) var. Inca plants in an open soilless culture system under greenhouse conditions on the concen...
En México, la caña de azúcar es un cultivo que tiene gran importancia económica y social, por la generación de empleos directos e indirectos. Además, gracias a los numerosos productos, coproductos, subproductos y derivados que se pueden obtener de su cultivo y transformación, la caña de azúcar representa una especie estratégica para la seguridad al...
El fosfito (Phi; H2PO3-) es considerado como un nuevo bioestimulante en horticultura, que puede mejorar rendimiento y calidad de los cultivos, además de estimular tolerancia a diferentes tipos de estrés. En este estudio se evaluó el efecto de la aplicación a la raíz y al follaje de 0, 5, 10, 15, 20 y 25 μM Phi en altura de planta, largo de hoja, an...
We tested the effect of varying percentages (v/v) of peatmoss and compost (60/40, T1; 40/60, T2; and 20/80, T3) on growth and macronutrient concentration of lulo (Solanum quitoense Lam.) seedlings in a completely randomized experiment with ten replicates under greenhouse conditions. Lulo seedlings displayed higher plant height and stem diameter whe...
Salinity is one of the most critical factors affecting agriculture worldwide. The application of beneficial elements like silicon (Si) is one of the alternatives to mitigate its effects. In this research, we evaluated the effect of Si applied during seed imbibition on mitigating the negative effects caused by salinity during the germination and ini...
Producción Sustentable de Bambúes en México es una obra de gran utilidad para promover un mayor conocimiento, uso y aprovechamiento de numerosas especies dentro de la subfamilia Bambusoideae de la familia Poaceae. Su enfoque es más pragmático, dirigido a agricultores, silvicultores y técnicos forestales, y proporciona además una excelente referenci...
Citrus fruits are the most consumed fruit in the world and Mexico is the first producer of Persian lime. Prized for their larger size, less intense acidity, and absence of seeds, the fruits are used both for fresh consumption and industrial use. However, they present a number of phytosanitary problems and there is a great demand for disease-free pl...
Objective: To analyze the various effects that the use of La as an inorganic biostimulant has on growth, yield and quality of different crop plants. Design/methodology/approach: A search in recent literature related to the effects of lanthanum on various economically important crops was conducted. Subsequently, the most relevant information was sel...
Phosphite [H2PO3⁻ or HPO3² (Phi)], an analog of phosphate [H2PO4⁻ or HPO4⁻² (Pi)], is gaining relevance as an inorganic biostimulant in agriculture, enhancing the growth, production, and productivity of various crop plants, while promoting better performance in species established in challenging environments. In nature, plants do not have the molec...
Fruit quality is significantly affected by the nutrient status of plants; nonetheless, it has not yet been deeply explored how nitrogen (N) and potassium (K) supply affects tomato fruit quality between clusters during the vegetative and reproductive stages of the crop. The aim of this study was to evaluate the effects of N and K on fruit quality pa...
In vitro mutagenesis is an alternative to induce genetic variation in vanilla (Vanilla planifolia Jacks. ex Andrews), which is characterized by low genetic diversity. The objective of this study was to induce somaclonal variation in V. planifolia by gamma radiation and detect it using inter- simple sequence repeat (ISSR) molecular markers. Shoots p...
This study aimed to assess the effects of thallium (Tl) on the leaf concentration of macronutrients (N, P, K, Ca, Mg, and S) and the stoichiometric relationships of P, K, Ca, Mg, and S with N in three varieties of chili pepper (Capsicum annuum): Jalapeño, Poblano, and Serrano. Sixty-day-old seedlings of the three varieties were treated with Tl, in...
Global climate change affects agriculture and tends to aggravate the effect of various environmental stress factors including soil salinity. Beneficial elements such as titanium (Ti) may improve the performance of plants facing restrictive environments such as saline soils. This research work evaluated the individual effect of sodium chloride (0, 5...
The production of microbial biomass can be affected by the composition of the culture medium, including the content of salts and there is little information in terms of the NaCl concentration. Therefore, in this study, the effect of the addition of different NaCl concentrations (0.0, 2.0, 2.5, and 3.0 g L-1) in a Jourdan medium was evaluated on cel...
Background: The vermicompost provides nutrients and increases the biological activity of the soil, while the mulch provides humidity and regulates the temperature by modeling its biological activity, and influences the morphology of the plants, however, studies on the effects of use are scarce. combination of vermicompost and padding in mycorrhizal...
Silicon (Si) has become the most important beneficial element in the field of inorganic biostimulants in agriculture. However, crop plants exhibit different responses to Si applications, and the accumulation rates of Si in plant tissues differ among species according to their genetic background. In root cells, Si is absorbed by influx Lsi channels,...
The cachichín (Oecopetalum mexicanum Greenm. & C.H. Thomps.) is an arboreal species that produces an edible seed to which nutraceutical properties have been attributed to improve
human health. The objective of this study was to review the most relevant aspects of scientific research on the cultivation, nutritional properties and pharmacological pot...
Background
Silver nanoparticles (AgNPs) display unique biological activities and may serve as novel biostimulators. Nonetheless, their biostimulant effects on germination, early growth, and major nutrient concentrations (N, P, and K) in tomato ( Solanum lycopersicum) have been little explored.
Methods
Tomato seeds of the Vengador and Rio Grande cu...
Sugarcane (Saccharum spp. hybrids) is moderately sensitive to
salinity and the effects on plant performance vary according to
stress level and genotype. This study aimed to evaluate the effect
of salt stress induced by application of different NaCl levels in the
irrigation solution on plant height, indirect index of chlorophylls
(SPAD), and macronu...
Vanadium (V) is easily absorbed by plants and has been proposed as a novel beneficial element and inorganic biostimulant, since at low doses it can enhance plant metabolism. However, its effects on the biology of cultivated species have not been fully explored. Therefore, we evaluated the effect of V on tomato (Solanum lycopersicum L.) during seed...
Objective: To analyze the processes and alternative uses that plantain cultivation may have, in addition toplaces with tourist potential in the town Monte Salas, municipality of Fortín de las Flores, Veracruz, Mexico.Design/Methodology/Approach: A review of the space of the study area was performed, as well as ananthropological analysis, descriptio...
Los bioestimulantes son sustancias y materiales, exceptuando fertilizantes y productos fitosanitarios, que aplicados a la planta, a las semillas o al medio de crecimiento en formulaciones específicas, modifican procesos fisiológicos en las plantas que benefician indicadores de crecimiento, desarrollo, y respuestas a estrés abiótico. Actualmente se han p...
Carbon nanotubes play an important role in plant biotechnology due to their effects on the growth and differentiation of cells, tissues, organs, and whole plants. This study aimed to evaluate the effect of multi-walled carbon nanotubes (MWCNTs) during in vitro multiplication of sugarcane (Saccharum spp.) using a temporary immersion system. Morpholo...
The rare earth element (REE) cerium (Ce) can act as a biostimulant in diverse crop plants. The effects of 0, 5, 10, and 15 µM Ce (supplied as CeCl3 7H2O) on seed germination and the initial growth of tomato (Solanum lycopersicum L.) cv. Vengador were evaluated. After a 12 h imbibition, the weight of the seeds treated with 15 µM Ce was 37.5% greater...
La caña de azúcar (Saccharum spp.) es el cultivo de mayor productividad a nivel mundial, y México se ubica como el sexto productor de azúcar y de caña de azúcar en el mundo.
La caña de azúcar (Saccharum spp. híbridos) es un cultivo de gran importancia económica y social para México y para el mundo. En México, la cadena de valor en torno al cultivo e industrialización de la caña de azúcar se encuentra establecida en 15 entidades federativas y más de 260 municipios, y genera más de medio millón de empleos directos, y más...
The effect of nitrogen (N) and potassium (K) supply by phenological stages of horticultural crops such as tomato has been little explored so far. In this study, we evaluated the impact of N supply in the vegetative stage and K in the reproductive stage of tomato, on the carotenoid and nutritive content of fruits of three truss clusters. The concent...
Sugarcane, a highly productive crop, is frequently challenged by different biotic agents, such as the pokkah boeng disease that can cause drastic yield losses of up to 40%. This airborne fungal disease is caused by various Fusarium species integrated into a complex. Integrating novel compounds and biological control agents is of paramount importanc...
The Capsium genus comprises one of the most economically important and gastronomic plant groups in the world. In Mexico, C. annuum one of the five species was domesticated. Guajillo chili belongs to this species; whose main use is dry. In this type of chili, little is known about its genetic parameters. The objective was to identify populations wit...
Exogenous silicon (Si) can enhance plant resistance to various abiotic factors causing osmotic stress. The objective of this research was to evaluate the application of 1 and 2 mM Si to plants under normal conditions and under osmotic stress. Morelos A-98 rice seedlings, were treated with 1 and 2 mM SiO2 for 28 d. Subsequently, half of the plants w...
Background. Even though many studies have been done in agronomic characters, there is no knowledge about studies that address the genetic effects on the physical and physiological quality of seeds in native populations of Guajillo chile (Capsicum annuum L.). Objective. The objective of this research was to identify the effects of general combining...
Worldwide biofuel production has attracted considerable attention during the past decade as renewable, biodegradable, and nontoxic fuels along with empirical technologies such as the sustainable use of firewood, charcoal, pellets, briquettes, and biogas. This approach has been motivated to reduce dependence and geopolitical instability on fossil fu...
Objective: To study the effect of Ce applied in a nutrient solution during the productive cycle, on the duration of the phases of the phenological cycle of tulip cv. Jan van Nes. Design/Methodology/Approach: Commercial bulbs (caliber 12+) were planted under shade cloth conditions during the autumn-winter period. The levels of Ce used were 5, 15 and...
Water stress caused by drought affects the productivity of the sugarcane crop. A breeding alternative is the selection of drought-tolerant sugarcane cultivars. The objective of this study was the in vitro screening of cultivars tolerant to water stress using polyethylene glycol (PEG) as a stressing agent. Cultivars (cv) Mex 69-290, CP 72-2086, Mex...