Zobrazeno 1 - 10
of 102
pro vyhledávání: '"David Valenzuela"'
Autor:
Rodrigo Alejandro Hernández Cárdenas, Adolfo Espejo Serna, Ana Rosa López-Ferrari, David Valenzuela-Galván, Sofía Ana Lucrecia Lara-Godínez, Andrew Siekkinen
Publikováno v:
Botanical Sciences, Vol 102, Iss 4 (2024)
Background: As a result of botanical explorations carried out for the project Bromeliaceae of Mexico, we collected plants of the genus Hechtia within the Sierra de Huautla Biosphere Reserve, in Xochipala, municipality of Tlaquiltenango, Morelos, Mexi
Externí odkaz:
https://doaj.org/article/6f9155b997f3406cb667cf8e348d0485
Autor:
Elena Coyago-Cruz, David Valenzuela, Aida Guachamin, Gabriela Méndez, Jorge Heredia-Moya, Edwin Vera
Publikováno v:
Foods, Vol 13, Iss 13, p 2151 (2024)
The Amazon region is home to many plant species, many of which have not been studied. The objective was to evaluate the physicochemical properties, bioactive compounds, and antioxidant activity of Phytelephas tenuicalis (tintiuk), Grias neuberthii (a
Externí odkaz:
https://doaj.org/article/cd34fac3534a4a92a35bbbbe0f52cefa
Autor:
David Valenzuela Galvan, Juan Carlos Martínez-Montes, César Ricardo Rodríguez-Luna, Dora Elia Carreón-González, Xavier López-Medellín, Floriely Castro-Campos, Mario Adonis Barrera-Suárez, Alejandra Salazar-Hernández, Adrian Rueda-Rosas, Vanelly Chávez-Heredia, Adan Tapia-Rivera
Publikováno v:
Huitzil, Vol 25, Iss 1 (2023)
The Military Macaw (Ara militaris) is not considered within the avifauna of Morelos due to a lack of solid evidence confirming the presence of the species in the state. We conducted systematic surveys from elevated viewpoints in the tropical dry fore
Externí odkaz:
https://doaj.org/article/ed980436e7a74d0c9431dcfb3bd5b592
Autor:
Jeffrey Lee, Jingjing Wang, Roxanne Ally, Sean Trzaska, Joseph Hickey, Alejo Mujica, Lawrence Miloscio, Jason Mastaitis, Brian Morse, Janell Smith, Amanda Atanasio, Eric Chiao, Henry Chen, Adrianna Latuszek, Ying Hu, David Valenzuela, Carmelo Romano, Brian Zambrowicz, Wojtek Auerbach
Publikováno v:
Stem Cell Reports, Vol 18, Iss 1, Pp 394-409 (2023)
Summary: Rats were more frequently used than mice to model human disease before mouse embryonic stem cells (mESCs) revolutionized genetic engineering in mice. Rat ESCs (rESCs) were first reported over 10 years ago, yet they are not as frequently used
Externí odkaz:
https://doaj.org/article/88b937e03131464dbeca15f69d7100e2
Publikováno v:
Enseñanza de las Ciencias, Vol 38, Iss 1, Pp 5-25 (2020)
La contextualización en matemáticas adquiere relevancia debido al interés actual de que los estudiantes puedan usar lo que aprenden en la escuela para explicar fenómenos de la realidad. Por ello, el propósito de esta investigación es caracteriz
Externí odkaz:
https://doaj.org/article/eccf8f4cd8fb4d858d1780dec40ae5d1
Publikováno v:
PLoS ONE, Vol 16, Iss 12, p e0260325 (2021)
Resource partitioning, and especially dietary partitioning, is a mechanism that has been studied for several canid species as a means to understand competitive relationships and the ability of these species to coexist. Coyotes (Canis latrans) and gra
Externí odkaz:
https://doaj.org/article/5cb69d5cd6fe4c81b250111417ab8146
Autor:
Victor Hugo Flores-Armillas, David Valenzuela-Galván, Juan L. Peña-Mondragón, Xavier López-Medellín
Publikováno v:
Ecosistemas y Recursos Agropecuarios, Vol 7, Iss 1 (2019)
Human wildlife conflicts (HWC) represent a global challenge for the conservation of species. We registered all the available scientific publications on this subject from 1983 to 2017, in order to analyze the HWC research performed in Mexico. Our resu
Externí odkaz:
https://doaj.org/article/3b9d71ef347343348e6cc855c2dfa1f1
Autor:
Victor Hugo Flores-Armillas, Xavier López-Medellín, Raúl García Barrios, Ian MacGregor-Fors, David Valenzuela-Galván
Publikováno v:
Agriculture, Vol 10, Iss 10, p 460 (2020)
Damage to maize (Zea mays) fields leads to negative attitudes towards wildlife that can affect conservation. In a Biosphere Reserve in central Mexico, local inhabitants perceive that wildlife causes major damage to maize fields. Therefore, we quantif
Externí odkaz:
https://doaj.org/article/f7275f444dd74dbb937b5227ebd6617f
Publikováno v:
Huitzil, Vol 7, Iss 1, Pp 15-17 (2015)
Primer registro de colibrí cola pinta (Tilmatura dupontii, Trochilidae) para la Reserva de la Biosfera Sierra de Huautla, Morelos, México. En agosto de 2005 observamos y fotografiamos un macho de colibrí cola pinta (Tilmatura dupontii) que forraj
Externí odkaz:
https://doaj.org/article/ad57012eec5e4c05afef1f2ae28658fc
Publikováno v:
Revista Mexicana de Biodiversidad, Vol 80, Iss 1, Pp 249-258 (2009)
Se evaluaron la eficiencia y eficacia de la red de áreas naturales protegidas (ANPs) federales de México para representar la riqueza de especies de mamíferos terrestres. Para determinar el porcentaje de especies no protegidas, se sobrepuso una gra
Externí odkaz:
https://doaj.org/article/7cfce1b2041244baae1f6f4b3fdd9ceb