C. Bautista-Capetillo

• Doctor of Engineering
• Researcher at Universidad Autónoma de Zacatecas "Francisco García Salinas"

In the last few years, Satellite Precipitation Estimates (SPE) have been increasingly used for rainfall estimation applications. Their validity and accuracy are influenced by several factors related to the location where the SPEs are applied. The objective of this study is to evaluate the performance of the Integrated Multisatellite Retrievals for...

Since being released 40 years ago, computer spreadsheets have proven to be worthwhile for use in educational contexts. There is plenty of evidence for this in practically every scientific discipline and engineering field. In view on this fact, the present work exposes a didactical resource, named the sprinkler irrigation tool, developed in Excel® s...

Groundwater is one of the most important reservoirs in semi-arid and arid zones of the world, particularly in Mexico. The aims of this work were to produce a biosorbent from watermelon peel waste and a biosorbent with citric acid treatment and to evaluate both biosorbents with different concentrations of arsenic in groundwater. The biosorbents were...

Civilizations have been able to bloom because of the way they have been historically associated with water resources, especially in seeking strategies to ensure a supply to diverse sectors that require them. Thus, challenges in satisfying water demand are shaped by the particular epoch and geographical area. In this sense, Roman engineering represe...

Groundwater is the main source of freshwater available for human beings and is generally extracted through wells. The objective of this work was to schematize the groundwater flow systems within the Calera Aquifer through 3D geostatistical estimations of hydraulic head and physico-chemical parameters and the integration of hydrogeological features....

The complexity of assessing the irrigation performance of a solid-set sprinkler irrigation system implies analyzing factors of the sprinkler features, the spacing among sprinklers, the evaluation heights, the meteorological variables and the crop. In this research, a number of solid-set experiments with impact sprinklers were evaluated with differe...

Hydrological cycle research requires a detailed analysis of the involved parameters to understand watershed behavior comprehensively. In recent decades, both Geographic Information Systems (GIS) and Digital Elevation Models (DEMs) were implemented and took a substantial role in watershed geomorphological parameterization; however, the variability o...

In Mexico, agriculture in semi-arid regions is highly dependent on groundwater resources, where most of the aquifers’ characterization is a pending task. In particular, the depth to the basement is unknown for most of the Mexican territory. Hence, the development and performance of new techniques for the basement relief estimation is imperative for...

The great potential of the convolutional neural networks (CNNs) provides novel and alternative ways to monitor important parameters with high accuracy. In this study, we developed a soft sensor model for dynamic processes based on a CNN for the measurement of suspended solids and turbidity from a single image of the liquid sample to be measured by...

Groundwater monitoring networks represent the main source of information about water levels and water quality within aquifers. In this paper, a method is proposed for the optimal design of monitoring networks to obtain groundwater-level data of high spatial relevance at a low cost. It uses the estimate error variance reduction obtained with the sta...

The quantity and quality of the supply of fresh water to households, commercial areas, small industries, green spaces irrigation and public and private institutions in large cities face challenges from the supply sources availability and suitable distribution network performance to the full satisfaction of the established drinking water guidelines....

In arid and semiarid regions, groundwater becomes the main source to meet the drinking water needs of large cities, food production, and industrial activities. For this reason, necessary studies must be carried out to estimate its quantity and quality, always seeking sustainable management, thus avoiding social conflicts or a decrease in the produc...

La creciente exigencia de agua por parte de los distintos usuarios supone aprovechar mejor el recurso disponible. Por ello, constantemente se desarrollan tecnologías para incrementar la eficiencia en su uso, sobre todo en los sistemas de conducción y distribución. En este trabajo se presenta una herramienta computacional desarrollada en lenguaje Vi...

The monitoring of surface water quality is insufficient in Mexico due to the limited water monitoring stations. The main monitoring parameter to evaluate surface water quality is the biochemical oxygen demand. This parameter estimates the biodegradable organic matter present in the water. Concentrations above 30 mg/l indicates a high level of conta...

The supply of drinking water to the population is an important challenge facing humanity, since both surface and underground sources present a great variability of water storage with respect to space and time. This problem is further aggravated in arid and semi-arid areas where rainfall is low and torrential, which makes groundwater the main source...

Disponibilidad y demanda son aspectos primordiales siempre que se proyecte dotar de agua a los diversos sectores que la requieren; de modo que la competencia por el volumen útil incrementa día a día, mientras que la oferta disminuye cada vez más. En esa relación inversa, las dinámicas antropogénicas y ambientales son determinantes para garantizar l...

Infiltration estimation is made by tests such as concentric cylinders, which are prone to errors, such as the lateral movement under the ring. Several possibilities have been developed over the last decades to compensate these errors, which are based on physical, electronic, and mathematical principles. In this research, two approaches are proposed...

Water use efficiency is essential in semiarid regions of Spain, and it can be achieved through a precise knowledge of the real crop water requirements (CWR). The Food and Agriculture Organization of the United Nations (FAO) offers standardized crop coefficients to establish the CWR. However, these coefficients can change due to different conditions...

The estimation of the hydraulic parameters of an aquifer such as the hydraulic conductivity is somehow complicated due to its heterogeneity, on the other hand field and laboratory tests are both time consuming and costly. The use of geostatistical-based techniques for data assimilation could represent an alternative tool that allows the use of spac...

The increasing population demands a greater quantity of food. In order to satisfy the world's demand, one of the main challenges worldwide consists of modernizing the current irrigation systems. This research shows an experience carried out in a modernized irrigation module in Central-North Mexico following these objectives: to evaluate the impact...

La calidad científica en las publicaciones suele medirse a través de indicadores bibliométricos internacionalmente adoptados. Desde esa perspectiva, el presente trabajo analiza la evolución de la revista Migración y Desarrollo en el periodo 2003-2018, mediante el estudio de patrones cuantitativos y redes de trabajo colaborativo. Las contribuciones...

In this research, vegetation indices (VIs) were analyzed as indicators of the spatio-temporal variation of vegetation in a semi-arid region. For a better understanding of this dynamic, interactions between vegetation and climate should be studied more widely. To this end, the following methodology was proposed: (1) acquire the NDVI, EVI, SAVI, MSAV...

One-third of the global population depends on groundwater for drinking, which is an even larger proportion for arid regions. The integration of isotopic and geophysical applications has been very useful in understanding the process of groundwater recharge. The aim of this study is to define a conceptual model that describes groundwater functions wi...

We would like to gratefully acknowledge all reviewers for their time and expertise so generously given to the peer review of manuscripts in Sustainable Water Resources Management in 2018. We truly appreciate their continued support and commitment in helping us maintain and improve the quality of our journal.

This paper describes the design, calibration and testing processes of a new device named Automated Laboratory Infiltrometer (ALI). It allows to determinate in laboratory, under controlled conditions the saturated hydraulic conductivity (Ks) of altered or unaltered soil samples which is a key parameter to understand the movement of water through a p...

The presence of arsenic in groundwater constitutes a hazard for the environment and human health, and the determination of its source has become a global challenge, which can be approached by defining the natural background levels (NBL) in conjunction with the indicator kriging method, with the aim of delineating anthropogenically contaminated area...

The Migration and Development Journal of the Autonomous University of Zacatecas «Francisco García Salinas» has been published electronically and in print for some 15 years. Since 2010, it has been included in the Index of Mexican Journals of Scientific and Technological Research of Conacyt, as well as indices such as Redalyc, Latindex, Clase, Sciel...

Assessment of water resources requires reliable rainfall data, and rain gauge networks may not provide adequate spatial representation due to limited point measurements. The Tropical Rainfall Measuring Mission (TRMM) provides rainfall data at global scale, and has been used with good results. However, TRMM data are an indirect measurement of rainfa...

This research reports on two pepper species cultivated in a pilot plot and protected under white shade nets during the 2014, 2015 and 2016 growing seasons. The goal of the study was to compare crop yield, water productivity, and economic productivity between sorghum and corn as extensive crops (ECs), and habanero peppers and bell peppers as intensi...

Agroclimatology concerns those climate processes influencing agricultural production, especially with respect to crops growing under rainfed conditions. A number of methodologies have been used to classify climate variables. The goal of this research was to obtain the agroclimatic delimitation for the Zacatecas region in Mexico using the Papadakis...

Streamflow in semi-arid lands commonly occurs in the form of flash floods in dry-bed ephemeral streams. The goal of this research was to couple hydrological and 2D hydraulic model treatments of channel transmission losses, in order to show the impact of not taking transmission losses on flood hazard mapping into consideration. For hydraulic modelin...

Numerous methodologies have been developed to characterize sprinkler irrigation drops with the purpose of improving irrigation efficiency and controlling soil erosion and compaction. This paper presents the laboratory characterization of the morphology and velocity of drops in their free-falling trajectory as influenced by drop diameter and wind sp...

Sánchez-Hernández, G. A., Júnez-Ferreira, H. E., Alvarez- Robles, W., González-Trinidad, J., Bautista-Capetillo, C., & Herrera-Zamarrón, G. S. (septiembre-octubre, 2017). Optimización del monitoreo del nivel del agua subterránea para una frecuencia fija. Tecnología y Ciencias del Agua, 8(5), 19-38. El monitoreo permanente del nivel del agua en acu...

Environmental isotope tracers have been a useful tool in providing new insights into hydrologic processes. In Mexico, there have been several studies reporting different values for δ O and δH for certain geographical areas. The objective of this study is to achieve the isotopic characterization of rainfall and groundwater and to report the comprehe...

Currently, human activities in ecosystems have led to adverse effects in aquifers, with the main consequences being the loss of vegetation and water availability. This paper presents a multi-criteria qualitative matrix which is developed to assign different values which estimate the potential of a specific land cover to be a groundwater recharge si...

Water has always been an essential development factor for civilizations, but its erratic distribution in space and time has caused severe socio-economic problems throughout human history due to both scarcity and excess. In Mexico, insufficient rainwater to satisfy crop water requirements is a recurrent phenomenon. From a meteorological perspective,...

Measured rainfall data are very important in agriculture and environmental science. However, in many cases, the information gathered by existing rain gauges is insufficient for characterizing climatic variation within a study area. Thus, the use of interpolation techniques is necessary to predict values to unsampled sites. In this work, the perform...

This work studies the statistical characteristics of potential evapotranspiration calculations and their relevance within the water balance used to determine water availability in hydrological basins. The purpose of this study was as follows: first, to apply a missing data reconstruction scheme in weather stations of the Rio Queretaro basin; second...

Water shortages are a key obstacle to the sustainable supply of food to the world population, since agriculture has the largest consumptive water use. The Water Footprint (WF) has been developed as a useful tool to assess the contribution of goods and activities to water scarcity. This concept is being used around the world to improve agricultural...

A variety of techniques have been proposed in the literature for sprinkler drop characterization. An optical particle tracking velocimetry (PTV) technique is proposed in this paper to determine drop velocity, diameter and angle. The technique has been applied to the drops emitted by an isolated impact sprinkler equipped with two nozzles (diameters...

Natural or induced phenomena involving the movement of drops drive the analysis to determine soil loss from erosion and changes that could occur in the infiltration rate as a result of the energy with which they impact the soil surface. The diameter and velocity define the magnitude of the effect. To characterize these variables, a variety of techn...

Natural or induced phenomena involving the movement of drops drive the analysis to determine soil loss from erosion and changes that could occur in the infiltration rate as a result of the energy with which they impact the soil surface. The diameter and velocity define the magnitude of the effect. To characterize these variables, a variety of techn...

Triangular weirs are commonly used to measure discharge in open channel flow, representing an inexpensive, reliable methodology to monitor water allocation. In this work, a low-speed photographic technique was used to characterize the upper and lower nappe profiles of flow over fully aerated triangular weirs. A total of 112 experiments were perform...

This research made it possible to characterize an impact sprinkler equipped with two nozzles (3.97 mm primary nozzle and 3.18 mm auxiliary nozzle) using a photographic technique. The sprinkler had a triangular water application pattern that is very suitable for agricultural irrigation purposes. The characterization of the drops emitted was more rea...

This research made it possible to characterize an impact sprinkler equipped with two nozzles (3.97 mm primary nozzle and 3.18 mm auxiliary nozzle) using a photographic technique. The sprinkler had a triangular water application pattern that is very suitable for agricultural irrigation purposes. The characterization of the drops emitted was more rea...

Groundwater extraction from the Calera Aquifer in the State of Zacatecas, Mexico, for irrigation, urban, and industrial uses has increased over recent decades to unsustainable levels. The annual groundwater deficit was estimated to be 172.5 (106 m3/yr) and groundwater table elevation to drop by 1.15 (m) per year. Irrigated agriculture used about 84...

Conocer la distribución espacial y evolución temporal de la cantidad y calidad del agua subterránea resulta fundamental en el manejo de acuíferos. En este artículo se presentan los resultados de un análisis geoestadístico espacial realizado a cuatro iones mayoritarios (calcio, cloruro, sodio y sulfato) y arsénico (elegido por el alto grado de toxic...

Estimates of the daily crop coefficient (Kc) for corn and irrigation scheduling wereperformed during 2009 and 2010 by means of two approaches: Treatment I, computation of Kc using the Food and Agriculture Organization of the United Nations (FAO) method; and Treatment II, computation of Kc from relative fraction of thermal units. Corn crop water req...

Knowing the spatial distribution and temporal evolution of the quantity and quality of groundwater is essential to aquifer management. This paper presents the results of a geostatistical spatial analysis carried out with four major ions (calcium, chloride, sodium and sulfate) and arsenic (chosen for its highly toxic effect), which are considered in...

Groundwater is the main source of water in the semi-arid Calera watershed, located in the State of Zacatecas, Mexico. Due to increasing population, rapid industrial growth, and increased irrigation to meet growing food demand, groundwater extraction in the Calera watershed are exceeding recharge rates. Therefore, development and evaluation of alter...

Groundwater extraction from the Calera Aquifer in the State of Zacatecas, Mexico, for irrigation, urban, and industrial uses has increased over recent decades to unsustainable levels. An annual, watershed-scale water budget analysis was conducted to identify alternative water conservation and water use scenarios, and to determine their effectivenes...

Classical models to describe water uptake by roots use mechanistic or empirical functions to represent the sink term in the water transfer equation, which does not allow for analyzing the effect of the root system geometry on extraction patterns. A model to simulate water uptake was developed in order to eliminate this limitation. This model consid...

Sprinkler kinetic energy has been linked to a number of problems in irrigated fields. This work presents the characterization of sprinkler drop kinetic energy and specific power from low-speed photographic drop data using a commercial impact sprinkler and three operating pressures. The spatial variability of specific power (W m−2) was assessed for...

Classical models to describe water uptake by roots use mechanistic or empirical functions to represent the sink term in the water transfer equation, which does not allow for analyzing the effect of the root system geometry on extraction patterns. A model to simulate water uptake was developed in order to eliminate this limitation. This model consid...

Irrigation water use in private landscapes represents an increasing share of total water use in semiarid areas. In this work, 102 households located in the Montecanal neighbourhood (Zaragoza, Spain) were analysed. Research took advantage of the dual water supply network (separate indoor and irrigation water networks). The analysis was based on bi-m...

A variety of techniques have been proposed for sprinkler drop characterization. Two of them, the disdrometer method (D) and the low-speed photographic method (P), have recently been applied in the literature. A statistical method for the improvement of disdrometer measurements (DM) has been proposed to improve D measurements. The aims of this study...

The characterization of drops resulting from impact sprinkler irrigation has been addressed by a number of techniques. In this article, a new technique based on low-speed photography (1/100s) is presented and validated. The technique permits to directly measure drop diameter, velocity and angle. The photographic technique was applied to the charact...

En XXVI Congreso Nacional de Riegos, Huesca, 2008. En este trabajo se presenta el desarrollo de una metodología fotográfica para la caracterización de la distribución de gotas emitidas por un aspersor agrícola de impacto. Esta metodología no necesita de material especializado, sino que resulta suficiente con una cámara digital de gama alta y un fon...

Pressurized irrigation is quickly replacing surface irrigation systems in Spain due to the impulse of irrigation modernization programs. The change in irrigation system is resulting in reduced labour and increased irrigation efficiency and crop yield. The main constraint for sprinkler irrigation is the wind, which severely re- duces irrigation unif...

En XXVI Congreso Nacional de Riegos, Huesca, 2008. La energía cinética de las gotas que emite un aspersor puede llegar a modificar las características del suelo, repercutiendo negativamente en los procesos de escurrimiento, erosión e infiltración. En este trabajo se presenta el cálculo de la energía cinética para un aspersor ensayado en el Laborato...