Fernando C Gómez-Merino

Fernando C Gómez-Merino
Colegio de Postgraduados | CP · Biotechnology

Doctor Rerum Naturalium

About

276
Publications
399,478
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1,558
Citations
Additional affiliations
January 2010 - December 2019
Colegio de Postgraduados
Position
  • Professor (Full)
March 2001 - December 2004
Universität Potsdam
Position
  • PhD Student
Description
  • Fisiological, biochemical and molecular studies of plant responses to environmental stumuli and stresses

Publications

Publications (276)
Chapter
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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...
Article
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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...
Article
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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...
Article
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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...
Article
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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...
Article
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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...
Article
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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...
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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,...
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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...
Article
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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...
Article
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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...
Article
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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...
Article
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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...
Article
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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...
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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...
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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...
Article
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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...
Article
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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...
Article
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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...
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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...
Article
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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...
Article
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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...
Chapter
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...
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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...
Article
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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...
Article
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The Mexican tomato landraces 'Campeche', 'Oaxaca', 'Puebla', and 'Veracruz', and the commercial hybrid 'Vengador' were evaluated in response to four levels of NaCl (0, 30, 60 and 90 mM) applied through the nutrient solution in a hydroponic system under greenhouse conditions. Yield and dry biomass weight of roots, stems and leaves were reduced by in...
Article
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ABSTRACT Objective: To identify the most relevant aspects of global scientific research on biochar in terms of number of articles published, main authors and publishing countries, citation, main issues of scientific journals, funding institutions and general trends. Design/Methodology/Approach: A bibliometric study was carried out in the Scopus dat...
Article
Green synthesis of gold nanoparticles using an aqueous coffee ( Coffea arabica ) pulp extract as a reducing agent was achieved and analyzed by response surface methodology, given the diverse applicability of these nanoparticles containing a wide range of phenolic compounds from the coffee pulp extract. Three factors (precursor concentration, reduci...
Article
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Compuestos fenólicos como el ácido clorogénico, cafeína, azúcares, vitaminas, minerales y sustancias volátiles que son componentes principales del café (Coffea spp.) tienen funciones biológicas, calificadas como nutracéuticas e insecticidas. En al menos una etapa fenológica, las hojas de café tienen mayores posibilidades de utilizarse con propósito...
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Objective: To describe the advances in the sugarcane variety selection program that is carried out by the Campus Córdoba of the College of Postgraduates in Agricultural Sciences located in Amatlán de los Reyes, Veracruz, Mexico. Design/methodology/approach: For the selection of sugarcane varieties, the methodology developed by the Institute for the...
Article
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We tested two sources of lanthanum (La), LaCl 3 and La(NO 3) 3 × 6H 2 O at a concentration of 40 µM each, in the treatment solution of cut flowers of 15 tulip (Tulipa gesneriana L.) cultivars. Ascorbic acid (AsA; 0.2 g/L) was used as a reference solution, while distilled water was evaluated as an absolute control. With both La sources, bud length a...
Article
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Background Silicon (Si) is categorized as a quasi -essential element for plants thanks to the benefits on growth, development and metabolism in a hormetic manner. Si uptake is cooperatively mediated by Lsi1 and Lsi2. Nevertheless, Lsi channels have not yet been identified and characterized in pepper ( Capsicum annuum ), while genes involved in majo...
Article
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Terrestrial plants are constantly exposed to multiple environmental signals that influence their metabolism. Among these signals, nitrogen (N) nutrition and light affect importantly diverse metabolic and physiological processes. Herewith the effects of N nutrition (8.47, 12.71 and 16.94 mg · L ⁻¹ N) and shading percentages (0 and 70%) on plant morp...
Article
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El efecto de los microorganismos del suelo suele ser de gran transcendencia ecológica y económica en los sistemas de producción agrícola. Por ello se estimó la respuesta agrobiológica de la inoculación o coinoculación de hongos micorrízicos arbusculares (HMA), rizobacterias (Azospirillum brasilense, Ab) y dosis reducida de fertilizante inorgánico (...
Chapter
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Resumen-La espirulina (Arthrospira máxima) es conocida desde la época de los aztecas como "Tecuitlatl", formaba parte de la dieta básica de esa civilización. En años recientes, esta alga es reconocida como el alimento del futuro gracias a sus propiedades nutrimentales, destacando su alto contenido en proteína del 55-70% en peso seco, fácil digestió...
Article
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Salt stress affects plant metabolism, while beneficial elements such as titanium (Ti) may stimulate adaptive responses to mitigate salt stress. Here we evaluated the main effects of sodium chloride (NaCl 0, 50 and 100 mM) in the nutrient solution, and of titanium foliar spray (Ti 0.75 and 150 mg L-1), as well as the interaction of these study facto...
Article
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Soil salinity is a growing problem that affects crop quality. Cucumber is a vegetable eaten fresh, with great worldwide demand, making its chemical and physical characteristics important. In the present work, the effects of foliar application of silicon (Si: 0 and 2 mM), calcium (Ca: 0 and 2 mM), and the combination of both (Si + Ca: 0 + 0 mM, 2 +...
Article
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Phenolic compounds, such as chlorogenic acid, caffeine, sugars, vitamins, minerals and volatile substances are major compounds of coffee (Coffea spp.). They perform distinctive biological functions and are classified as nutraceuticals and insecticides. In at least one phenological stage, coffee leaves are more likely to be used for commercial purpo...
Article
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Background Silicon (Si) is a beneficial element that has been proven to influence plant responses including growth, development and metabolism in a hormetic manner. Methods In the present study, we evaluated the effect of Si on the growth and concentrations of chlorophylls, total amino acids, and total sugars of pepper plants ( Capsicum annuum L.)...
Article
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Three pineapple (Ananas comosus L.) cultivation soils of the south-east Mexico were analyzed in relation to the amendment effect of two agro-industrial wastes: sugar mill filter cake (SC) and paper mill sludge (CR) jointly added by weight. The plot P50 was cultivated with only chemical fertilizer, P51 was lying fallow with only wastes added, and P5...
Article
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Minimal processing of eggplant (Solanum melongena L.) generates loss of firmness and polyphenol oxidase catalyzes the oxidation of phenolic compounds producing enzymatic browning. The aim of this study was to evaluate the effect of 1% ascorbic acid and 2% calcium ascorbate in aqueous solution at natural pH of the antioxidant (pH 2.6 and 7.8, respec...
Article
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Objetivo: Caracterizar el sistema de la oferta de Moringa oleifera Lam. en México. Diseño/metodología/aproximación: Recopilación y análisis de fuentes de información primarias, a través de entrevistas a productores e informantes clave que participan en el proceso de comercialización de los productos derivados de la moringa; en total fueron ocho emp...
Article
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We evaluated the effect of separately adding two sources of lanthanum (La), LaCl3 and La(NO3)3 × 6H2O at a concentration of 40 µM each, to the preservative solution of 15 cut tulip flower varieties. Ascorbic acid (AsA; 0.2 g/L) was used as a reference solution, while distilled water was used as control. The variety Laura Fygi recorded the longest v...
Article
Temporary immersion systems allow semi-automatization and reduce production costs during micropropagation on a commercial scale. The objective of this study was to evaluate temporary immersion (TI) as a new technique for commercial micropropagation of malanga (Colocasia esculenta). The effect of the semi-solid and liquid medium using the Temporary...
Article
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Objective: To evaluate the tlacoyo as a food resource and its relationship with the local tourism offer, its contribution to the welfare of families and the work of women, in the municipalities of Texcoco and Chiconcuac, State of Mexico, Mexico. Design/methodology/approach: The points of sale of tlacoyos were identified and listed in places with mo...
Article
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The efficiency of nanoparticles covered with type A gel and loaded with KH2PO4 , as a source of P, was evaluated on growth, phosphorus concentration and accumulation, and photosynthesis-related parameters in rice plants (Oryza sativa L. ssp. indica) cv. Morelos A-2010, under greenhouse conditions. Plants were treated for 14 days with P concentratio...
Article
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Los objetivos de este trabajo fueron registrar las áreas verdes, su localización, superficie y distribución, con respecto de las zonas de alta densidad poblacional, las distancias necesarias para acceder a ellas y la dotación por persona en la ciudad de Córdoba, Veracruz, México. Esto con respecto de los estándares que establece la Organización Mun...
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The objectives of this work were to register the green areas, their location, surface area and distribution, with respect to the areas of high population density, the distances necessary to access them and the endowment per person in the city of Córdoba, Veracruz, Mexico. This with respect to the standards established by the World Health Organizati...
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Objective: To obtain the specific geographic distribution based on the stingless bee Scaptotrigonna mexicana in Mexico and the state of Veracruz. Design/methodology/approach: 2202 coordinates of the Gbif database were filtered using a spocc database manager in the programming language R. Subsequently, 55 coordinates were obtained with which multipl...
Article
Silicon (Si) is considered a beneficial element for plants due to the far-reaching benefits it confers, including enhanced growth, yield, and crop quality, as well as stress resistance. In this study, we evaluated the effect of Si during germination and initial growth (0.0, 0.5, 1.0, or 1.5 mM Si) and during vegetative growth (0, 1, 2, or 3 mM Si)...
Article
Full-text available
The impact of nanotechnology in the field of agricultural sciences creates the need to study in greater detail the effect of products offering nanoparticles for application in plant species of agricultural interest. The objective of this study was to determine the response of stevia (Stevia rebaudiana B.) in vitro to different concentrations of AgN...
Article
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The authors synthesised nanoparticles (NPs) loaded with P and K from KH2 PO4 using gelatin type‐A and type‐B, and sodium alginate as carriers. Using type‐A and type‐B gelatin, quasi‐spherical particles were obtained, with average sizes of 682 and 856 nm, respectively; with sodium alginate, the resulting NPs exhibited spherical shapes and 600 nm par...
Article
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We studied the effect of foliar applications (0, 0.4, 0.8, 1.2 and 1.6g·l-1) of boron on the concentrations of B, carbohydrates and total soluble amino acids in the leaf and on the thickness of the cell walls of buds in 2.5-year-old avocado cv. Hass trees. Penetration of foliar B application (0.8g·l-1) occurred, but due to the natural fluorescence...
Article
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Papaya (Carica papaya L.) is a tropical fruit with a high nutritional value. Current problems affecting its cultivation are the limited number of exploited varieties and its susceptibility to pests and diseases. The papaya MSXJ hybrid is resistant to pests and diseases, and its organoleptic characteristics are prominent compared with most papaya ge...
Conference Paper
Full-text available
RESUMEN Se evaluaron diferentes concentraciones de dióxido de silicio y cloruro de sodio en el color y cuantificación de licopeno en frutos de tomate cv. Rio Supremo. Se utilizó un diseño experimental completamente al azar en un arreglo factorial. El primer factor fue la concentración de cloruro de sodio (NaCl), evaluado a los niveles 0,50 y 100 mM...
Conference Paper
Full-text available
RESUMEN Concentraciones diferentes de dióxido de titanio y cloruro de sodio fueron evaluadas en el color y cuantificación de licopeno en frutos de tomate cv. Rio Supremo. Se utilizó un diseño experimental completamente al azar en un arreglo factorial. El primer factor fue la concentración de cloruro de sodio (NaCl), evaluado a los niveles 0, 50 y 1...
Article
Full-text available
Exposure of rice plants (Oryza sativa L.) to silver nanoparticles affects the expression of NAC multifunctional genes La exposición de plantas de arroz (Oryza sativa L.) a nanopartículas de plata afecta la expresión de genes multifuncionales NAC ABSTRACT Objective: We aimed to evaluate the effect of silver nanoparticles (AgNPs) on the expression of...
Article
Among citrus fruits, Citrus × latifolia (Yu. Tanaka) Yu. Tanaka stands out given its diverse uses, and there is a great demand for plants of high phytosanitary and genetic quality. In the present study, the in vitro micropropagation process of C. latifolia was studied in RITA®-type bioreactor, semisolid medium, and partial immersion with liquid cul...