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Introduction
Juan P. Munguia-López currently works at the Plásticos en la Agricultura, Centro de Investigación en Química Aplicada. Juan P. does research in Irrigation and Water Management. Their most recent publication is 'Acolchados plásticos para la producción de maíz (Zea mays L.) forrajero en la Comarca Lagunera'.
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January 2014 - present
Publications
Publications (77)
El cultivo en invernadero permite obtener rendimientos mayores que los obtenidos a campo abierto, debido a un control mejor del ambiente. Bajo la hipótesis de que el color y las características del material de cubierta en invernadero de tipo túnel para producción de tomate afectan la transmisión de la radiación solar recibida por las plantas y por...
In this research, the influence of the quality and intensity of light on the growth and total absorption of nutrients in the baby romaine lettuce crop was evaluated. The growth variables evaluated were: fresh and dry weight of root and leaves, number of leaves and total nutrient absorption (N, P, K, Ca, Mg, Cu and Zn). The results showed significan...
Granular application of potassium (K) in soils testing high is generally not recommended. However, the effect of foliar K on rainfed wheat (Triticum aestivum L.) under these soil conditions is largely unknown. The objective of this work was to identify the effect of K fertilizer on K use efficiency (KUE), grain yield and yield components of wheat....
ABSTRACT
Granular application of potassium (K) in soils testing high is generally not
recommended. However, the effect of foliar K on rainfed wheat (Triticum
aestivum L.) under these soil conditions is largely unknown. The objective
of this work was to identify the effect of K fertilizer on K use efficiency
(KUE), grain yield and yield components o...
Yield and kernel quality of rainfed maize as affected by N fertilizer has been generally evaluated through the application of granular N sources at high rates. The purpose of this work was to estimate the response of maize yield and quality (kernel hardness—floating index, weight and test weight -, P uptake and protein) to foliar N application and...
Abstract
Yield and kernel quality of rainfed maize as affected by N fertilizer has been generally evaluated through the application of granular N sources at high rates. The purpose of this work was to estimate the response of maize yield and quality (kernel hardness - floating index, weight and test weight -, P uptake and protein) to foliar N appli...
This research evaluated the influence of light intensity and quality in the concentration of antiox-idant compounds during the production cycle of cultivated romaine lettuce under a plant-factory system. Three treatments were tested: T1 = 127.49 (red and blue), T2 = 147.32 (red and blue) and T3 = 235.69 (red, blue and supplemented white light) μmol...
En la Comarca Lagunera que comprende parte de los estados de Coahuila y Durango, México. Se ubica la principal cuenca lechera del país. Por lo tanto, el establecimiento de cultivos forrajeros ejerce la mayor presión para la explotación de los recursos hídricos en esta región. Lo anterior, genera la necesidad constante de adaptar y modificar los sis...
Los extractos de algas marinas como biofertilizantes son materiales naturales que incrementan el crecimiento, rendimiento y mejora la calidad de los cultivos. Por lo que el objetivo del estudio fue evaluar el efecto de la aplicación del extracto del alga marina Sargassum spp. a una plantación de vid (cv Shiraz), en el contenido de clorof ila, inter...
The roof color of tunnels and greenhouses can modify the spectral characteristics of solar radiation and affect the development and performance of plants. The objective in this study was to evaluate the effect of the color cover of a tunnel on the magnitude and characteristics of radiation on a sweet pepper culture (Capsicum annuum L.) and its rela...
En la Comarca Lagunera de los estados de Coahuila y Durango, México. La disponibilidad del agua constituye una de las mayores limitantes para la producción de forrajes. En el periodo de otoño - invierno se establecen los cultivos de zacate ballico (Lolium multiflorum), trébol (Trifolium) y avena (Avena sativa L). Sin embargo, por la poca disponibil...
El uso del agua para la agricultura en regiones bajo condiciones de escasez y bajas eficiencias, requieren de investigación, innovación y una apropiada transferencia tecnológica, para mejorar la calidad del riego. Las herramientas para optimizar el uso del agua incluyen sistemas de riego presurizados, que a pesar de las ventajas tecnológicas, requi...
Timely and adequate irrigation scheduling in agriculture requires information corresponding to the daily rate of crops ET established or to be established in different agricultural regions. Therefore, the objective of this study was to determine the daily rate of current ET (ETa) of the vine cultivation, from the reference ET (ETr) obtained with th...
The statistical tool linear regression was used to evaluate two case studies of field corn with the purpose of understanding the phenomena that both trials present. The first case study established the relationship between the water depth variables (evaporation and water applied) under open air conditions and as a function of time; in the second, t...
Timely and adequate irrigation scheduling in agriculture requires information corresponding to the daily rate of crops ET established or to be established in different agricultural regions. Therefore, the objective of this study was to determine the daily rate of current ET (ETa) of the vine cultivation, from the reference ET (ETr) obtained with th...
Resumen El uso del agua para la agricultura en regiones bajo condiciones de escasez y bajas eficiencias, requieren de investigación, innovación y una apropiada transferencia tecnológica, para mejorar la calidad del riego. Las herramientas para optimizar el uso del agua incluyen sistemas de riego presurizados, que a pesar de las ventajas tecnológica...
The seaweed extracts as biofertilizers are natural sources that increase the growth and yield of crops and improve the harvest quality. Therefore, the objective of this study was to evaluate the effect of the application of the seaweed Saragassm spp., to a grapevine plantation (cv Shiraz), in the leaves chlorophyll content, net CO2 ecosystem exchan...
In the Comarca Lagunera from the states of Coahuila and Durango, Mexico; water availability is one of the major constraints for fodder production. During autumn - winter grass ryegrass (Lolium multiflorum), clover (Trifolium) and oats (Avena sativa L.) are established. However, the limited availability of water during this period, there is interest...
Pecan (Carya illinoensis K.) is an important fruit tree for Mexico. It is grown in arid regions were water availability is the limiting factor for its production. Therefore, it is necessary to obtain the highest possible water use efficiency, which is a function of the irrigation method and the climate conditions of the region. Thus, the objective...
Plastic films for greenhouse covers have evolved in new materials with better optical and mechanical properties. Previous studies on photo morphogenesis have shown the great influence on the quality of spectral radiation on plant's growth and development. The formulations of plastic films evaluated in this study were: Formulation 1: polyethylene fi...
Previous studies have been conducted to evaluate the effect of plastic mulch on the temperature of the upper soil profile and its relations to the growth and yield of crops. However, the presence of plastic mulch on the soil surface also affects all components of the energy balance (net radiation, Rn; sensible heat flux, H; latent heat flux, LE and...
The over-exploitation of the groundwater in the Laguna region of Coahuila and Durango, Mexico makes it essential to incorporate techniques of ferti-irrigation to improve water efficiency. The obj ective of this research was to evaluate the production of dry matter (DM) and, the water efficiency and water consumption in alfalfa, with four doses of p...
The sugarcane crop (Saccharum officinarum L.) contributes about two thirds of world sugar production. It is a C4 metabolism plant with high capacity for CO2 assimilation. The CO2 assimilation by the canopy of a crop can be determined by measuring the net exchange of CO2 between the ecosystem (vegetation and soil) and the atmosphere (NEE). In this s...
The sugarcane crop (Saccharum officinarum L.) contributes about two thirds of world sugar production. It is a C4 metabolism plant with high capacity for CO2 assimilation. The CO2 assimilation by the canopy of a crop can be determined by measuring the net exchange of CO2 between the ecosystem (vegetation and soil) and the atmosphere (NEE). In this s...
In the Comarca Lagunera, México, water availability is the most important limiting factor for forage production. Its deficit for balance in recharging the aquifer is 450 million m3 (Mm3); therefore, it is necessary to evaluate irrigation methods which may increase water productivity. The objective of this research was to evaluate three irrigation s...
In the Comarca Lagunera, México, water availability is the most important limiting factor for forage production. Its deficit for balance in recharging the aquifer is 450 million m3 (Mm3); therefore, it is necessary to evaluate irrigation methods which may increase water productivity. The objective of this research was to evaluate three irrigation s...
Previous studies have been conducted to evaluate the effect of plastic mulch on the upper soil profile and its relation to the growth and yield of crops. However, the plastic mulch on the soil surface affects all components of the energy balance (net radiation, Rn; sensible heat flux, H; latent heat flux, LE; and soil heat flux, G). In this study,...
The eddy covariance method was used for measuring carbon dioxide flux (CO2) and latent heat flux (LE) between the atmosphere and 2 surfaces of 3 ha of bell peper, one under black plastic mulch and the other under silver/black plastic mulch. Net radiation was also measured at each surface. With this information, the CO2 assimilation capacity of each...
The objective of the present study was to evaluate the effect of seven plastic mulches of different colors on the yield and microenvironmental conditions and their influence on physiological parameters in bell pepper (Capsicum annuum L.) cv. Capistrano. The soil temperature was determined at 7.5 cm depth for each plastic, in the hour of highest tem...
The effect of different deficit-irrigation treatments on the dynamics of mineral nutrients in leaves of peach trees growing under Mediterranean conditions was studied. Treatments consisted of a control, continuous deficit irrigation, regulated deficit irrigation, and partial root drying. The dynamics of nutrients were unchanged by the water deficit...
The eddy covariance method was used for measuring carbon dioxide flux (CO2) and latent heat flux (LE) between the atmosphere and 2 surfaces of 3 ha of bell peper, one under black plastic mulch and the other under silver/black plastic mulch. Net radiation was also measured at each surface. With this information, the CO2 assimilation capacity of each...
Previous studies have been conducted to evaluate the effect of plastic mulch on the upper soil profile and its relation to the growth and yield of crops. However, the plastic mulch on the soil surface affects all components of the energy balance (net radiation, Rn; sensible heat flux, H; latent heat flux, LE; and soil heat flux, G). In this study,...
El objetivo del presente estudio fue evaluar el efecto
de siete colores de acolchado plástico sobre condiciones
microambientales y su influencia sobre aspectos
fisiológicos y de rendimiento en el cultivo de pimiento
morrón (Capsicum annuum L.) cv. Capistrano. Se
determinó la temperatura del suelo a 7.5 cm de
profundidad en la hora de mayor temperat...
Estudios previos se han enfocado a evaluar el efecto del acolchado plástico sobre la temperatura del perfil superior del suelo y su relación con el desarrollo y rendimiento de los cultivos. Sin embargo, el acolchado plástico, en la superficie del suelo, afecta todos los componentes del balance de energía (radiación neta, Rn; flujo de calor sensible...
Se utilizó el método de la covarianza eddy para
realizar mediciones de flujo de bióxido de carbono (CO2)
y flujo de calor latente (LE) entre la atmósfera y
2 superficies de 3 ha de chile morrón (Capsicum
annuum L.), una con acolchado plástico negro y la otra
con acolchado plástico coextruido plata/negro. También
se midió la radiación neta en cada s...
Estudios previos se han enfocado a evaluar el efecto del acolchado plástico sobre la temperatura del perfil superior del suelo y su relación con el desarrollo y rendimiento de los cultivos. Sin embargo, el acolchado plástico, en la superficie del suelo, afecta todos los componentes del balance de energía (radiación neta, Rn; flujo de calor sensible...
Se utilizó el método de la covarianza eddy para
realizar mediciones de flujo de bióxido de carbono (CO2)
y flujo de calor latente (LE) entre la atmósfera y
2 superficies de 3 ha de chile morrón (Capsicum
annuum L.), una con acolchado plástico negro y la otra
con acolchado plástico coextruido plata/negro. También
se midió la radiación neta en cada s...
Se utilizó el método de la covarianza eddy para
realizar mediciones de flujo de bióxido de carbono (CO2)
y flujo de calor latente (LE) entre la atmósfera y
2 superficies de 3 ha de chile morrón (Capsicum
annuum L.), una con acolchado plástico negro y la otra
con acolchado plástico coextruido plata/negro. También
se midió la radiación neta en cada s...
Se utilizó el método de la covarianza eddy para
realizar mediciones de flujo de bióxido de carbono (CO2)
y flujo de calor latente (LE) entre la atmósfera y
2 superficies de 3 ha de chile morrón (Capsicum
annuum L.), una con acolchado plástico negro y la otra
con acolchado plástico coextruido plata/negro. También
se midió la radiación neta en cada s...
La determinación de la evapotranspiración diaria es importante para programar adecuadamente el riego en la producción del nogal pecaneto [Carya illinoinensis (Wangehn.). En una huerta de nogal pecaneto ubicada en la Comarca Lagunera del estado de Coahuila, en el norte de México, se realizaron mediciones (método de la covarianza de remolinos) de flu...
The determination of daily evapotranspiration is important to properly program irrigation in the production of pecan trees [Carya illinoinensis (Wangehn.)]. In a pecan nut orchard located in the la Comarca Lagunera, State of Coahuila in northern México, measurements (eddy covariance method) of sensible and latent heat flux were carried out on the c...
La producción de manzanas en el norte de México presenta problemas asociados a la ocurrencia de días muy soleados y cálidos seguidos por noches frías durante el invierno; estas fluctuaciones de temperatura tienen un efecto negativo en el letargo de las yemas, que resulta en una brotación retardada con falta de uniformidad, desprendimiento de yemas...
The apple production in northern Mexico shows problems related to the occurrence during the winter time of sunny and warm days followed by cold nights; those temperature fluctuations have a negative effect in the bud dormancy that results in a late bud break, lack of uniformity, bud detachment, and abort of embryos. The objective of this research w...
Each crop may require a different root-zone temperature to achieve the maximum growth rate and yield. The temperature of the upper soil profile is determined by the soil properties, climate conditions, and site location, and can be either too high or too low for the crop requirements. A proper selection of plastic mulch can be used to modify the ro...
An experiment was carried out to evaluate total solar radiation and photosynthetic active radiation reflectivity and absorptivity in three plant densities (6.9, 8.9, and 12.5 plants m-2) of CAFIME variety corn (Zea mays L.) and their relations with plant growth and yield. Reflectivity and absorptivity of the crop canopy in the plant densities was e...
The effect of row covers on watermelon (Citrullus vulgaris) grown on plastic mulch is well documented. However, row covers have not been adequately evaluated under Mexican growing conditions. Watermelon plants were grown on plastic mulch alone or with row covers to study their effect on photosynthesis, and early and total yields. Treatments were cl...
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Two plastic prototypes for greenhouse cover were used to diminish the radiation and temperature in a study of growth and development of tomato seed-lings (Lycopersicon esculentum Mill.). Two experimental films (CIQA-01 and CIQA-02) against a conventional polyethylene film control were evaluated. Each plastic prototype covered a greenhouse of 180 m...
Se desarrolló un experimento para evaluar la reflectividad y absortibidad de la radiación solar total y fotosintética activa en tres densidades de plantas (6.9, 8.9 y 12.5 plantas m-2) de maíz (Zea mays L.) variedad CAFIME, y sus relaciones con el desarrollo y rendimiento. La reflectividad y absortibidad de follaje en las densidades de plantas se e...
This study analyzes the relationship between the changes in the en-ergy balance components and the muskmelon stomatal resistance under plastic mulch conditions. This experiment was conducted in a muskmelon crop with and without plastic mulch, from April to July, 1998. To measure the energy balance components (net radiation (Rn), latent heat flux LE...
The objective of this
research was to calibrate the equilibrium evaporation approach (LEequ) to determine ryegrass actual evapotranspiration
(LE) in the irrigated agriculture of arid lands. Its easy implementation and low cost are the
major advantages of this approach for determining the rate of evapotranspiration of crops in real time, as
compared...
Evaporation to equilibrium on ryegrass on irrigated agriculture of arid lands. The objective of this research was to calibrate the equilibrium evaporation approach (LE equ) to determine ryegrass actual evapo-transpiration (LE) in the irrigated agriculture of arid lands. Its easy implementation and low cost are the major advantages of this approach...
This study analyzes the relationship between the changes in the energy balance components and the muskmelon stomatal resistance under plastic mulch conditions. This experiment was conducted in a muskmelon crop with and without plastic mulch, from April to July, 1998. To measure the energy balance components (net radiation (Rn), latent heat flux LE,...
he present study determines the effect of the crop system on the degradation of photodegradable black and transparent plastic mulches, formulated in the Centro de InvestigaciÓn en Química Aplicada (CIQA) and its effect about the yield and quality of melon fruits (variety Cruiser). The degradation of these films was compared with that of black conve...
The solarization effect of two new plastic films was studied on populations of Fusarium spp and Pythium spp existing in the soil. Two experimental films were used (CIQA-01 and CIQA-02) and a conventional polyethylene filmas control. Each plastic was placed in a previously crumbled soil and watered in a surface of 2 x 2 m during 60 days. Microorgani...
The present study determines the effect of the crop system on the degradation of photodegradable black and transparent plastic mulches, formulated in the Centro de InvestigaciÓn en Química Aplicada (CIQA) and its effect about the yield and quality of melon fruits (variety Cruiser). The degradation of these films was compared with that of black conv...
This paper analyzes the effect of plastic covers with absorbent and reflecting preservatives on the radiation transmission and internal temperature of greenhouses; as well as on growth, photosynthesis and biomass acumulation of tomato (Lycopersicon esculentum Mill.) cv Floradade and bell pepper (Capsicum annuum L.) cv Capistrano, seedlings. Two exp...
This paper analyzes the effect of plastic covers with absorbent and reflecting preservatives on the radiation transmission and internal temperature of greenhouses; as well as on growth, photosynthesis and biomass acumulation of tomato (Lycopersicon esculentum Mill.) cv Floradade and bell pepper (Capsicum annuum L.) cv Capistrano, seedlings. Two exp...
En este trabajo se analiza el efecto de cubiertas plásticas con aditivos
reflejantes y absorbentes sobre la trasmisión de radiación y
temperatura interna en invernaderos, así como sobre el crecimiento,
fotosíntesis, y acumulación de biomasa de plántulas de tomate
(Lycopersicon esculentum Mill.) cv Floradade y pimiento (Capsicum
annuum L.) cv Capist...
blanca y su efecto en el rendimiento de calabacita, se establecieron siete tratamientos en un diseño de bloques al azar con cuatro
repeticiones: testigo (T); acolchado plástico negro (APN); acolchado plástico blanco (APB); acolchado coextruido negro sobre blanco
(ACNB); acolchado coextruido blanco sobre negro (ACBN); cubierta kimberly farm sola (CK...
El presente estudio tuvo como objetivo evaluar el efecto del uso de acolchado solo o combinado con microtúnel de polipropileno (Agribón 17) en el crecimiento y rendimiento precoz y total de melón (Cucumis melo L.) y pimiento (Capsicum annuum L.). En Saltillo, Coahuila, México, durante 1996, para cada especie se evaluaron cinco tratamientos en un di...
The effect of plastic mulching on growth and yield of melon crop "Laguna" hybrid was investigated in a field experiment at the Laguna region of Coahuila, Mexico. The treatments were: black and clear photo and photobiodegradable plastic cover sheets and conventional plastic films; the control was bare soil. A randomized block design was used; the va...
