Humberto Hernández‐Trejo

ORCID: 0000-0002-1526-512X
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About
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Research Areas
  • Coastal wetland ecosystem dynamics
  • Plant and soil sciences
  • Mediterranean and Iberian flora and fauna
  • Scarabaeidae Beetle Taxonomy and Biogeography
  • Plant Diversity and Evolution
  • Plant and Fungal Species Descriptions
  • Ecology and Vegetation Dynamics Studies
  • Fern and Epiphyte Biology
  • Environmental and Cultural Studies in Latin America and Beyond
  • Agroforestry and silvopastoral systems
  • Microplastics and Plastic Pollution
  • Cassava research and cyanide
  • Coastal and Marine Management
  • Botanical Research and Applications
  • Fire effects on ecosystems
  • Botany and Geology in Latin America and Caribbean
  • Geology and Paleoclimatology Research
  • Oil Palm Production and Sustainability
  • Aquatic Ecosystems and Phytoplankton Dynamics
  • Botany, Ecology, and Taxonomy Studies
  • Slime Mold and Myxomycetes Research
  • Environmental Justice and Health Disparities
  • Rangeland and Wildlife Management
  • Forest ecology and management
  • Aeolian processes and effects

Universidad Juárez Autónoma de Tabasco
2002-2024

Universidad Dr. José Gregorio Hernández
2006

Instituto de Ecología
2000

Abstract Mangroves sequester large quantities of carbon (C) that become significant sources greenhouse gases when disturbed through land‐use change. Thus, they are great value to incorporate into climate change adaptation and mitigation strategies. In response, a global network mangrove plots was established provide policy‐relevant ecological data relating interactions C stocks with climatic, tidal, plant community, geomorphic factors. from 190 sites were sampled across five continents...

10.1002/ecm.1405 article EN cc-by Ecological Monographs 2020-01-24

Abstract. Plant life‐form abundance along a 600 m altitudinal gradient (1600–2200 a.s.l.) in the semi‐arid valley of Zapotitlán, México was correlated with soil characteristics and climatic variables. One mixed sample taken analysed for each six elevations, temperature estimated using terrestrial thermal gradient, precipitation linear regression between total annual elevation weather stations valley. Rosettes, microphanerophytes, therophytes nanophanerophytes were well represented throughout...

10.2307/3236773 article EN Journal of Vegetation Science 2000-02-01

Abstract: The competition for resources increases size inequality in trees, particularly under low abiotic stress. Because mangrove communities are subject to site-specific salinity (and therefore stress) gradients, these habitats should differ height–diameter allometry and inequality. (by the Gini Coefficient, G ) maximum potential height (H max from a asymptotic model) were determined within forest of coastal lagoon Veracruz, Mexico 20 0.25-ha plots, 10 interdistributary basins (IBs, lower...

10.1017/s0266467412000016 article EN Journal of Tropical Ecology 2012-02-13

<title>Abstract</title> Vallisneria americana is a submersed rooted macrophyte with ample geographic distribution in North America, which as structured habitat, shelters high biodiversity of aquatic fauna and helps to sink Carbon. However, their populations have drastically decreased or disappeared the free-flowing Usumacinta river system. Physico-chemical parameters water, measurements quantitative habitat complexity, records fish collected were quantified unique path V. americana. This...

10.21203/rs.3.rs-4980539/v1 preprint EN Research Square (Research Square) 2024-10-03

Mangroves are ecosystems of high ecological and economic value. In Mexico, 35 % wetlands have been altered, which has prompted conservation measures such as accession to the Ramsar Convention creation biosphere reserves. Tabasco, Pantanos de Centla Biosphere Reserve, a site, registered changes in mangrove cover. This study analyzes its evolution using Landsat images from 1986 2023. The results indicate 51 decrease area. Although these resilient adverse conditions, their degradation is still...

10.19136/kuxulkab.a30n68.6390 article EN Kuxulkab 2024-09-17

Se presenta una lista preliminar de los hongos (macromicetos) y myxomycetes qye prosperan en el Estado Tabasco. Para obtener articulo completo pueden contactar al Editor la Revista Ecosistemas Recursos Agropecuarios siguiente correo electronico era@ujat.mx se les enviara sin algun costo.

10.19136/era.a7n13.444 article ES Ecosistemas y Recursos Agropecuarios 1990-01-01

El impacto de los niveles inundacion y insectos herbivoros en el tamano las plantulas Laguncularia racemosa Rhizophora mangle fueron evaluados una hectarea manglar entre septiembre octubre del 2000. Los agua variaron durante la temporada 0-27 cm al inicio 10-94 final, con un maximo 130 cm. Se encontraron diferencias vivas muertas L. despues (p < 0.05), sobreviviendo mas grandes (56.02 ? 31.47 cm). Sin embargo, existe sobreposicion tamanos categorias (vivos vs muertos), asi como interior cada...

10.19136/era.a18n36.232 article ES Ecosistemas y Recursos Agropecuarios 2002-01-01

El estado de Tabasco ha sido modificado como producto la deforestación que se practicado desde hace mas 50 años. Sin embargo, aun existen áreas con remanentes vegetación deben ser estudiadas es el caso Reserva Ecológicas Cascadas Reforma, Balancán Tabasco; por lo cual realizó presente investigación objetivo caracterizar los tipos vegetación, estructura y diversidad florística zona centro RECR.

10.19136/kuxulkab.a17n32.376 article ES cc-by-nc-sa Kuxulkab 2014-09-15

Este trabajo se realizó en un pastizal de la ranchería Emiliano Zapata, para determinar cantidad carbono biomasa aérea presente el sistema pastizal, estableciéndose muestreo puntual. En sitios trazó cuadro 1600 m2 (20 x 80 m) como unidad experimental permanente con lote 20 subcuadrantes al azar 2 m. El material colectado los fueron analizados herbario “División Académica Ciencias Biológicas” DACBiol., cual identificadas las especies y carbono. promedio total fue 188.52 kg C /ha ó 0.188 t...

10.19136/kuxulkab.a14n26.893 article ES cc-by-nc-sa Kuxulkab 2015-05-27
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