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Publications
Publications (69)
Canopy architecture is fundamental to productivity in grapevines. This research focused on evaluating the impact of opening canopies on the capture of photosynthetically active radiation, photosynthetic activity, and berries' physicochemical properties in Cabernet Sauvignon grapevines. A completely randomised design was used to compare open and clo...
This article seeks to promote the dissemination and knowledge of the nutritional, medicinal, and toxicity value of edible flowers by compiling, analyzing, and summarizing the information available in books, scientific articles (Web of Science and SCOPUS), and web pages. The consumption of flowers incorporates molecules into the diet with high biolo...
Plants are continuously exposed to many stressors in addition to ordinary biochemical and physiological processes, all under complex gene regulation. On the other hand, zinc is an essential micronutrient for plant growth and development, however, deficiencies are common. Recent findings connect the regulation of the expression of said ZIP genes wit...
Modification of canopy architecture is fundamental to productivity in grapevine. This research focused on evaluating the impact of canopy openness on photosynthetically active radiation, photosynthetic activity, and the physicochemical properties of fruit in Cabernet Sauvignon grapevines. A completely randomised design was used to compare open and...
Soil is a very valuable resource that humanity needs for its survival. In order to meet food demand, the agricultural sector has promoted intensive production, resulting in overexploitation and degradation of the soil. The incorporation of organic fertilizers, such as compost, has proved to be a good alternative to mitigate soil damage. However, th...
Zinc and boron are nutrients that often suffer low bioavailability to pecan trees grown in calcareous soils whereas adequate supplies of these two elements is essential for commercial pecan production. Working with young pecan trees, we evaluated changes in oxidative metabolism, levels of bioactive compounds, yield components and foliar nutrient co...
In recent decades, water scarcity has increased considerably in Cuauhtémoc, Chihuahua – the most important apple-growing region of Mexico. Thus, the objective of this research is focused on evaluating growth and development responses in apple rootstocks graf ted with Golden Delicious subjected to four drought cycles, comparing them with the continu...
PARTICIPACION CON LA PRESENTACIÓN DEL TRABAJO DE LA INVESTIGACIÓN TITULADO " EVALUACIÓN DE LA CAPACIDAD OSTEOCONDUCTIVA DE LA MATRIZ COLAGÉNICA CON CÉLULAS TRONCALES MESENQUIMALES HUMANAS" DENTRO DE LAS ACTIVIDADES DEL 10° CONGRESO INTERNACIONAL DE BIOMATERIALES E INGENIERÍA DE ÓRGANOS Y TEJIDOS, LLEVADO A CABO DEL 27-29 DE SEPTIEMBRE DE 2023
Microalgae are mostly photoautotrophic microscopic organisms. According to their cellular structure, they are classified into two types, eukaryotes, and prokaryotes, and they are distributed in all types of ecosystems, presenting unique qualities due to the fact that they synthesize high value-added molecules used in various productive and environm...
Peach and apple flowers were evaluated for their human nutritional value by obtaining baseline information on their contents of bioactive compounds, minerals and antioxidant capacity. We used simple random sampling and nested statistical analysis to examine flowers of three peach cultivars (“July Flame,” “Cary Mac” and “Fair Time”) and two crab app...
Agave salmiana L., is a plant with high agroecological, agro-industrial and gastronomic value, however, its traditional propagation by suckers reduces the genetic variability of this species. The objective of this research was to evaluate the accumulation of dry matter, total chlorophyll and some nitrogenous compounds as response to the foliar appl...
Agave salmiana L., es una planta con alto valor agroecológico, agroindustrial y gastronómico, sin embargo, su propagación tradicional por hijuelos reduce su variabilidad genética. El objetivo de esta investigación fue evaluar la acumulación de materia seca, clorof ila total y algunos compuestos nitrogenados como respuesta a la aplicación foliar de...
Orozco-Meléndez, L.R.; Cano-Medrano, R.; Sánchez-Chávez, E.; Parra-Quezada, R.Á.; Calderón-Jurado, M.; Jacobo-Cuellar, J.L.; Hernández-Ordoñez, E.; Cruz-Álvarez, O. Non-Structural Carbohydrates, Foliar Nutrients, Yield Components and Oxidative Metabolism in Pecan Trees in Response to Foliar Applications of Growth Regulators. Agriculture 2022, 12, 6...
Pecan [Carya illinoinensis (Wangenh.) K. Koch.] is a deciduous tree whose fruits (nuts) are of high economic value and offer excellent nutritional benefits. However, soils high in sulphates can limit its growth and development. Working with 5-year-old trees of ‘Western Schley’ pecan grown in soils high in sulphates, the levels of proline and oxidat...
Nickel deficiency limits the production of pecan. Concentrations of mineral nutrients and urease activity in leaflets of young pecan plants cv Pawnee were evaluated in response to foliar applications of Ni as Ni sulfate, or Ni citrate, or as chelates with EDDHA, EDTA, or DTPA. Significant variations were found in N-total concentration with Ni-EDDHA...
The green bean (Phaseolus vulgaris L.) is a very widely-grown food crop that
contributes significantly to human dietary needs in many countries with its high content
of protein. This study evaluates foliar applications of ZnSO4 vs. of foliar applications of
zinc oxide nanoparticles (ZnO NPs) to the leaves of the green bean cv Strike and
records the...
Con el fin de contribuir al conocimiento sobre la propagación asexual de Rubus idaeus L., se estableció un experimento cuyo objetivo fue conocer, en dos años consecutivos (2017 y 2018), los efectos de tipos de sustratos y ácido indol-3-butírico (IBA), en la propagación de diferentes variedades frambuesa a partir de esquejes de raíz bajo condiciones...
There are documentary records referring to paclobutrazol (PBZ) as a growth bioregulator that inhibits the gibberellin synthesis and its application increases yields in fruit and vegetable crop productions. Its agronomic management includes it as an emerging technology to reduce vigour, promote flower induction and flower development in fruit trees...
Carya illinoinensis (Wangenh.) K. Koch. is a deciduous fruit species with high economic impact and nutritional value that exhibits alternate bearing behavior. In this study, the concentration of foliar nutrients, non-structural carbohydrates and yield were evaluated in cultivar Western Schley pecan in response to the foliar application of gibberell...
Foliar application of some growth bioregulators and their effect on the yield and nut quality in pecan. AbstrAct The pecan [Carya illinoinensis (Wangenh.) K. Koch.] is a deciduous species with high economic importance and nutritional value that exhibits alternate bearing. The mitigation of alternate bearing through the floral initiation of pistilla...
This review highlights the key role that mycorrhizal fungi play in making phosphorus (Pi) more available to plants, including pathways of phosphorus absorption, phosphate transporters and plant-mycorrhizal fungus symbiosis, especially in conditions where the level of inorganic phosphorus (Pi) in the soil is low. Mycorrhizal fungi colonization invol...
Common bean has been classified as an almost perfect food due to its high content of fiber, protein and bioactive compounds and its high antioxidant capacity, which has been attributed to having prevent diabetes, oxidative stress, bowel inflammation and cardiovascular diseases. The objective of this research work was to characterize the physicochem...
La cromatografía de Pfeiffer se basa en los principios de la cromatografía en papel, en la actualidad es una herramienta útil y económica para conocer la fertilidad de los suelos. Sin embargo, existe un rezago en la interpretación de los cromatogramas resultantes, lo que dif iculta su uso. El objetivo de este estudio fue generar modelos de predicci...
Carya illinoinensis (Wangenh.) K. Koch. is a deciduous fruit species with high economic impact and nutritional value that exhibits alternate bearing behavior. In this study, the concentration of foliar nutrients, non-structural carbohydrates and yield were evaluated in cultivar Western Schley pecan in response to the foliar application of gibberell...
Zinc deficiency limits pecan nut production. The objective of this study was to evaluate changes in nutrient concentration and oxidative metabolism in pecan leaflets in response to the application at different doses of zinc. The foliar concentration of nutrients, leaflet area, total chlorophyll, dry weight (leaflets and root), superoxide dismutase...
Salinity and sodicity are critical problems for arid and semi-arid pecan (Carya illinoensis) producing regions of northern Mexico, causing decreases in yield and quality of the pecan nut. Wells are sources of irrigation water, but the quality is below the standards for agricultural use as it is high in salt content, and it gradually salinizes soils...
Several studies indicate that nitrogen fertilization is one of the main constraints in obtaining higher yields and better nut quality in pecan (Carya illinoensis [Wangenh] K. Koch). Therefore, the aim of this research was to evaluate a single and split application of nitrogen in ‘Western Schley’ variety pecan, as well as its effect on leaf nutrient...
With the purpose of finding plant compounds with the potential use as herbicides and insecticides, a research was realized with the objective of evaluate the phytotoxic and dissuasive activity of four Chihuahua desert plants. The phytotoxic activity evaluation was tested on Lactuca sativa and Lolium perenne, while the dissuasive activity was realiz...
The apple tree (Malus sylvestris var. domestica) is grown in a wide variety of environments, with different rootstocks and cultivars; thus, the characterization of the response of the plant in each of the environment-cultivar-rootstock combinations is important to understand the tree behavior in its environment. In order to explore the influence of...
El manzano (Malus sylvestris var. domestica) se cultiva en gran diversidad de ambientes, con diferentes portainjertos y cultivares, por lo que la caracterización de la respuesta de la planta en cada una de las combinaciones ambiente-cultivar portainjerto es importante para entender el comportamiento del árbol en su entorno. Con el objetivo de explo...
The apple tree (Malus sylvestris var. domestica) is grown in a wide variety of environments, with different rootstocks and cultivars; thus, the characterization of the response of the plant in each of the environmentcultivar-rootstock combinations is important to understand the tree behavior in its environment. In order to explore the influence ofw...
Resumen. Los residuos orgánicos sometidos a procesos de descomposición controlada reducen los riesgos de contaminación y adquieren valor agronómico. El principal indicador de calidad de un producto de compostaje es el índice de madurez, que se determina con diferentes parámetros físicos, químicos y biológicos, resultando un proceso muy complejo. Lo...
In the United States of America and in Mexico, zinc deficiency is a common nutritional disorder in pecan trees [Carya illinoinensis (Wangenh.) C. Koch], especially in calcareous soils. This study in Chihuahua, northern Mexico, analyses the effects of zinc nutritional status on various physiological and nutritional indicators, on the metabolism of o...
La agricultura orgánica es la medida agroambiental y alternativa agroecológica que resulta en una agricultura de valor agregado. Este estudio determinó a través de la interpolación del mapeo de análisis geoestadístico si las medidas orgánicas utilizadas fueron biointensivas, y se modificó el suelo para cumplir con los requisitos para el cultivar de...
Zinc is an essential plant micronutrient and soil availability is of great importance in many crops. In plants, zinc is neither oxidized nor reduced; instead, the significance of zinc stems from its physiochemical properties as a divalent cation. Many enzymes include zinc as a cofactor, like the alcohol dehydrogenase (EC 1.1.1.1), superoxide dismut...
Con la finalidad de describir la estructura de la comunidad Evaniidae (Himenóptera: Evanoidea) en la Reserva de la Biósfera Ría Lagartos, Yucatán, México, se colocaron dos trampas Malaise en tres tipos de vegetación: selva baja caducifolia, matorral de duna costera y sabana inundable. De los Evaniidae capturados se evaluó la estacionalidad y la inf...
In the present study, 10 bacterial isolates from pepper (Capsicum annuum L.) were identified as Xanthomonas campestris pv. vesicatoria; their pathogenicity in greenhouse was determined, and their susceptibility to Streptomyces lydicus and bioactive extracts of Ganoderma lucidum was evaluated in in vitro and greenhouse conditions, using in each bioa...
La fertilización es un componente fundamental en la producción de cultivos y en la calidad de las cosechas; además, deja secuelas en el sustrato en que se aplica. El objetivo de este estudio fue comparar el efecto de la fertilización orgánica, inorgánica y su combinación sobre la producción y contenido mineral del forraje de avena (Avena sativa L.)...
Organic wastes (OW) of diverse nature must be subjected to controlled decomposition processes to avoid risks of contamination and obtain products useful for agriculture. The objective of the present study was to compare over time physical, chemical and enzymatic parameters of OW transformed as vermicomposting (VC), semicomposting (SC) and compostin...
Fertilization is a key component in crop production and harvest quality; in addition, it leaves sequels in the substrate where it is applied. The objective of this study was to compare the effect of organic and inorganic fertilization and their combination, on the production and mineral content of oat (Avena sativa L.) fodder, and on the physico-ch...
Organic fertilizers, important sources of organic matter to the soil, containing substantial microorganisms, some potentially pathogenic to humans. In 2009, at the Faculty of Agrotechnological Sciences of the Autonomous University of Chihuahua, the presence of total and faecal coliforms was evaluated, and Salmonella sp., in four 24-week semicompost...
Chili pepper is one of the main crops of economic importance in Mexico, and Fusarium wilting is a disease that limits its production. In addition, the inappropriate use of agrochemicals in farming activities generate environmental and health problems. Therefore, in this study the effectiveness of Streptomyces sp PRIO41 was evaluated as a (1) biocon...
The aim of this study was to evaluate vegetative and physiological parameters,
nutritional state, and yield quality of pecan trees sprayed with different compounds for zinc
(Zn) delivery. “Western Schley” pecan trees grafted to native seedlings were treated with
ZnNO3 (100 mg·L-1 Zn), Zn-EDTA (50, 100 and 150 mg·L-1 Zn) and Zn-DTPA (100 mg·L-1...
El objetivo de este estudio fue evaluar el crecimiento del arándano (Vaccinium sp.) cv. Biloxi, durante la fase vegetativa, con la aplicación de relaciones de NH4 +/NO3 - en soluciones nutritivas de Steiner ácidas y alcalinas a través de las variables: altura de la planta, longitud de brotes y la concentración nutrimental en tejido foliar. El exper...
The aim ofthis study was to evaluate the growth of cranberry (Vaccinium sp.) Cv. Biloxi during the vegetative phase, application of NH+4 ratios /NO-3 in nutrient solutions of acid and alkaline Steiner through the variables: plant height, shoot length and nutrient concentration in leaf tissue. The experiment was conducted under a design in randomize...
The objective of the present work was to determine the incidence of 12 viruses present in the two pepper-producing regions of the State of Chihuahua. A total of 203 symptomatic leaf samples were collected in 10 sites of the South-Central and North regions and tested by DAS-ELISA, using virus-specific polyclonal antibodies. The incidence and severit...
Use of untreated crop and livestock residues is an important source of water and soil pollutants. Composting mixtures of manure from dairy herds, manure from chicken, sawdust, and corn by-products was evaluated as a technique for producing quality compost for use in agriculture. As quality indicators physicochemical parameters were evaluated: tempe...
Resumen Este artículo presenta cinco casos de microempresas que han construido capital social a partir de la formación de una red con alta cohesión sustentada en la confianza. A través de esta red los integrantes coordinan sus esfuerzos como estrategia de innovación organizativa. En este grupo se transfiere conocimiento entre sus miembros, ellos se...
This article presents five cases of microenterprises that have constructed social capital form a high cohesive net sustained in trust. Through this net the participants coordinate their efforts as a strategy of organizational innovation. In this group knowledge is transferred between their members, they have accompanied each other in the process of...
The untreated manure of dairy cattle constitutes an important reservoir of pollutants, as it is among the main sources of pollution of the water table and soils. The objective of this study was to evaluate the use of compost and worm compost obtained from dairy cattle manure after a period of storage, on the assimilation of nutrients by lettuce (La...
Carbonic anhydrase (CA) (EC: 2.4.1.1) catalyzes the rapid conversion of carbon dioxide plus water into a proton and the bicarbonate ion (HCO3-) that can be found in prokaryotes and higher organisms; it is represented by four different families. Carbonic anhydrase is a metalloenzyme that requires Zn as a cofactor and is involved in diverse biologica...
The forestry-livestock waste materials represent a serious ecological problem if they are not handled properly in agricultural activities. Vermicomposting is a biotechnological process with potential to transform such materials into products that can be safely used as soil enhancers. The objective of this study was to evaluate the nutritional chara...
Carbonic anhydrase (CA) (EC: 2.4.1.1) catalyzes the rapid conversion of carbon dioxide plus water into a proton and the bicarbonate ion (HCO 3-) that can be found in prokaryotes and higher organisms; it is represented by four different families. Carbonic anhydrase is a metalloenzyme that requires Zn as a cofactor and is involved in diverse biologic...
This study was conducted to measure nitrogen concentration and response to water stress in pecan seedlings [Carya illinoinensis (Wangenh) C. Koch]. The experiment consisted in observation of growth and development of plants started from Western Schley pecan seeds. Seedlings were subjected to different treatments: irrigation with N supply, irrigatio...
This study was conducted to measure nitrogen concentration and response to water stress in pecan seedlings [Carya illinoinensis (Wangenh) C. Koch]. The experiment consisted in observation of growth and development of plants started from Western Schley pecan seeds. Seedlings were subjected to different treatments: irrigation with N supply, irrigatio...
A greenhouse study was conducted to evaluate the effect on total growth and leaf nutritional content in lettuce (Lactuca sativa L.) in the Agrotechnology Sciences Department of the Universidad Autonoma de Chihuahua, Mexico in 2007. Three types of fertilization treatments were analyzed: two organic and one conventional or inorganic. Both vermicompos...
A greenhouse study was conducted to evaluate the effect on total growth and leaf nutritional content in lettuce (Lactuca sativa L.) in the Agrotechnology Sciences Department of the Universidad Autonoma de Chihuahua, Mexico in 2007. Three types of fertilization treatments were analyzed: two organic and one conventional or inorganic. Both vermicompos...
The efficiency of composting processes with and without the addition of Californian red worms (Eisenia foetida) was evaluated, using manure of dairy cows to generate organic fertilizer. Several parameters were assessed as physio-chemical indicators of maturity, such as temperature, pH, C/N ratio, phytotoxicity and macro and micronutrients at 25 and...
The efficiency of composting processes with and without the addition of Californian red worms (Eisenia foetida) was evaluated, using manure of dairy cows to generate organic fertilizer. Several parameters were assessed as physiochemical indicators of maturity, such as temperature, pH, C/N ratio, phytotoxicity and macro and micronutrients at 25 and...
Pecan production is one of the most important crops in our country. It not only has an economical capacity as a generator of foreign currency, but also for the social context in which it develops its production. Most of the pecan growers have small sized orchards, but at the same time, there are few pecan growers with large sized orchards that use...
Se estudio el efecto de la aplicación foliar de quelatos de zinc en árboles de nogal pecanero [Carya illinoinensis (Wangenh.) K. Koch], de ocho años de edad, sobre la concentración de zinc, contenido de clorofila, índice foliar y calidad de nuez. Estos árboles fueron plantados en un xerosol cálcico de textura franca, pH alcalino y contenidos de mat...
During 2007, a study was carried on pecan trees 8-years age applying Zinc. Orchard soil conditions were to a xerosol calcic, loam texture, alkaline pH and organic matter and CaCO3 contents of 1.09 and 12.84 % respectively. The experiment consisted on different applications of Zn products supplied from sprung leaf to maturity: Treatments were as fol...
Con el objetivo de inducir la regeneración de plántulas in vitro de 11 cultivares regionales de crisantemo, se realizó un ensayo en el Laboratorio de Cultivo de Tejidos Vegetales de la Facultad de Cie ncia s Agrícolas de la Universidad Autónoma del Estado de México en el periodo 2005- 2006. Se sembraron meristemos api cales de cada varie dad en el...
RESUMEN Se abordó el estudio cualitativo de la red de cuerpos académicos desarrollada a partir del grupo denominado Administración, Agrotecnología y Educación de la Universidad Autónoma de Chihuahua (UACH), con el objetivo de analizar la forma como se ha ido construyendo la red y, en ella, cómo se genera y transfiere el conocimiento. Para tal fin s...
Méx. Fax: 4340345 C.E. msosac@uach.mx RESUMEN Debido a impactos ambientales existen áreas donde la vegetación nativa no se ha podido recuperar o se ha perdido. La resiembra de pastos es una alternativa para recuperar la vegetación nativa, para eso se han utilizado pastos introducidos lo cual puede ocasionar alteraciones en la asociación con las esp...
