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Contenido de carbono total en los componentes de la biomasa aérea de las especies representativas del bosque de pino - encino en la Sierra Madre Oriental por Díaz Balderas, José Aniseto

“…For the carbon content average by group of species, was observed highly significant differences; where the group conifers presented an average of 50.76 %, while the broadleaves was 48.85. …”
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Contenido de carbono total en los componentes de la biomasa aérea de las especies representativas del bosque de pino - encino en la Sierra Madre Oriental por Díaz Balderas, José Aniseto

“…For the carbon content average by group of species, was observed highly significant differences; where the group conifers presented an average of 50.76 %, while the broadleaves was 48.85. …”
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Effect of minerals admixtures on high-performance concrete: C-S-H formation and physical-mechanical properties. por Rivera Torres, Jorge Maurilio

“…In this investigation, concretes with water/binder ratio of 0,45 and 0,35, where Portland cement is replaced by natural pozzolan or fly ash in dosage of 20% and 60% by mass of each material where used. …”
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Prony Method Estimation as a New Approach for Surge Comparison Testing in Turn Insulation Diagnostics for Three Phase Stator Windings por Trujillo Guajardo, Luis Alonso, Rodríguez Alfaro, Luis Humberto, Rodríguez Maldonado, Johnny, González Vázquez, Mario Alberto, Salinas Salinas, Fernando, Shih, Meng Yen

“…Then, a numerical simulation is used to define a simulated turn fault surge voltage signal, where its parameters can be obtained with Prony method estimation and compared with EAR to evaluate its performance. …”
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Pole placement and mixed sensitivity of LTI MIMO systems having controlled outputs different from measurements por Flores, Miguel A., Galindo, René

“…Multi-Input Multi-Output (MIMO) Linear Time-Invariant (LTI) controllable and observable systems where the controller has access to some plant outputs but not others are considered. …”
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Effect of minerals admixtures on high-performance concrete: C-S-H formation and physical-mechanical properties. por Rivera Torres, Jorge Maurilio

“…In this investigation, concretes with water/binder ratio of 0,45 and 0,35, where Portland cement is replaced by natural pozzolan or fly ash in dosage of 20% and 60% by mass of each material where used. …”
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La multipolaridad internacional y los procesos evolutivos transformacionales del asentamiento territorial social por Sousa-González, Eduardo

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Population density of the western burrowing owl (Athene cunicularia hypugaea) in Mexican prairie dog (Cynomys mexicanus) colonies in northeastern Mexico por Ruiz Aymá, Gabriel, Olalla Kerstupp, Alina, Macías Duarte, Alberto, Guzmán Velasco, Antonio, González Rojas, José Ignacio

“…Background: The western burrowing owl (Athene cunicularia hypugaea) occurs throughout western North America in various habitats such as desert, short-grass prairie and shrub-steppe, among others, where the main threat for this species is habitat loss. …”
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An exact algorithm to solve a cloud service bilevel problem. por López Vear, Lilian

“…It is also proved that because all this materialization and join of different scientific aspects, is that we have reached a point where we have touched everything around us. We had been able to improve life quality, health, the way we understand our surroundings, facilitated traveling, and our most important, the fact that we can communicate no matter where we are. …”
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Electrochemical behaviour of galvanized steel embedded in concrete exposed to sand contaminated with NaCl por Baltazar Zamora, Miguel Ángel, Santiago Hurtado, Griselda, Moreno L., V.M., Croche B., R., De La Garza Garza, M., Estupiñan López, Francisco Humberto, Zambrano Robledo, Patricia del Carmen, Gaona Tiburcio, Citlalli

“…These specimens were exposed in a marine sand contaminated with 0, 1, 2 and 3% NaCl, the exposure time was 260 days where, according to the electrochemical results of ecorr and icorr, we could determine that the better performance of the specimens was galvanized steel and concrete made with cement CPC 30R RS, this research demonstrated the importance of developing special to elaborated concrete durability in aggressive environment such as is the ground where uproots all reinforced concrete structures.…”
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An exact algorithm to solve a cloud service bilevel problem. por López Vear, Lilian

“…It is also proved that because all this materialization and join of different scientific aspects, is that we have reached a point where we have touched everything around us. We had been able to improve life quality, health, the way we understand our surroundings, facilitated traveling, and our most important, the fact that we can communicate no matter where we are. …”
Enlace del recurso

Prácticas ecológicas con tabiques por Becerra Rodríguez, María Blanca, Franco Baltazar, Ángel Adad, Hernández Hernández, Arturo, López Navarro, Isabel Ernestina

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Marginación y esperanza de vida en los municipios de Coahuila durante la pandemia por COVID-19 por Uribe Salas, Felipe Javier, Nuñez Medina, Gerardo, Parra Avila, Juan

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Algunos aspectos de la biología de la manzanita (Arctostaphylos pungens HBK) y su papel en el desplazamiento de bosques templados por chaparrales por Márquez Linares, Marco Antonio, Jurado Ybarra, Enrique, González Elizondo, M. Socorro

“…«Manzanita» chaparral is becoming increasingly abundant, especially in areas where fires are frequent as well as in overexploited areas, either by grazing or logging. …”
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Efficiency analysis of standard and day 0 superovulatory protocols in Boer breed goats por Grizelj, Juraj, Spoljarić, Branimira, Dobranić, Tomislav, Lojkić, Martina, Dávila, Fernando Sánchez, Samardžija, Marko, Samartzi, Foteini, Getz, Iva, Vince, Silvijo

“…Fifteen goats were used twice in the study in a crossover design: once within the control group where standard protocol was applied, and the other time in a modified, day 0 group, where no dominant follicle was present and the follicular cohort was homogenous (“Day 0 protocol”). …”
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Dietary feeding strategies for marine shrimp: a review por G.J. Tacon, Albert, F. Nates, Sergio, J. McNeil, Roderick

“…However, in marked contrast to existing commercial poultry andsalmon farming operations where animals are raised almost exclusively within intensivefarming systems and fed nutritionally-complete artificially compounded diets for theirentire life cycle (Beveridge, 2004; Leeson & Summers, 1997), shrimp are currentlyfarmed under a wide range of different production systems and fed an equally diversearray of different foods and feeding strategies throughout their life cycle (Cuzon et al.2004; Jory et al. 2001; Tacon, 2002).…”
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El retrato puesto en escena: Ovillejos de Sor Juana Inés de la Cruz y la estética manierista por Ruiz Ramírez, Víctor Alejandro

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Representaciones de lo abyecto en La hora de la estrella de Clarice Lispector por Cardona Mora, Joseph Amauri

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El Poder de la mediación por Gorjón Gómez, Francisco Javier

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Fortalecimiento institucional de la política acción comunal de Funza- Cundinamarca cuatrienio 2020-2023 por Castillo- Ortiz, Diana Marcela

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