Results 11 to 20 of about 93 (82)

Desempeño fisiológico de dos especies arbóreas en un suelo contaminado con petróleo

open access: yesBotan‪ical Sciences, 2022
Antecedentes: La presencia de petróleo crudo (PC) en el suelo puede conllevar la muerte de especies vegetales que no logran aclimatarse a estas condiciones.
José Guadalupe Chan-Quijano   +4 more
doaj   +1 more source

FLORISTIC COMPOSITION AND ARRANGEMENT OF AGROFORESTRY SYSTEMS OF COCOA IN TABASCO, MEXICO

open access: yesTropical and Subtropical Agroecosystems, 2022
Background. The floristic composition of the cacao (Theobroma cacao L.) agroforestry systems in Tabasco provides a way to describe the genetic and tree diversity of traditional forms of production. Objective.
Vanessa Lisbeth Morán-Villa   +4 more
doaj   +1 more source

Evaluación de plantaciones de Tabebuia rosea (Bertol.) DC. y Swietenia macrophylla King en el Centro-Occidente de México

open access: yesRevista Mexicana de Ciencias Forestales, 2021
El éxito en el establecimiento y desarrollo de las plantaciones forestales depende de que las especies sean las adecuadas para las condiciones edafoclimáticas de los sitios de plantación.
Agustín Rueda Sánchez   +5 more
doaj   +1 more source

Activation of the Keap1-Nrf2 pathway by specioside and the n-butanol extract from the inner bark of Tabebuia rosea (Bertol) DC [version 2; peer review: 2 approved]

open access: yesF1000Research, 2020
Background: A large number of chemical compounds exert their antioxidant effects by activation of key transcriptional regulatory mechanisms, such as the transcription factor Nrf2.
Sandra Catalina Garzón-Castaño   +3 more
doaj   +1 more source

Activation of the Keap1-Nrf2 pathway by specioside and the n-butanol extract from the inner bark of Tabebuia rosea (Bertol) DC [version 1; peer review: 2 approved]

open access: yesF1000Research, 2020
Background: A large number of chemical compounds exert their antioxidant effects by activation of key transcriptional regulatory mechanisms, such as the transcription factor Nrf2.
Sandra Catalina Garzón-Castaño   +3 more
doaj   +1 more source

Applications of Photogrammetry for Analysis of Forest Plantations. Preliminary study: Analysis of individual trees [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2015
This paper presents a method for using high detail volumetric information, captured with a land based photogrammetric survey, to obtain information from individual trees.
R. Mora, A. Barahona, H. Aguilar
doaj   +1 more source

Servicios eco sistémicos brindados por Tabebuia rosea (Bertol.) DC. Centro, Tabasco, México

open access: yesRevista Iberoamericana de Bioeconomía y Cambio Climàtico, 2018
El presente trabajo se realizó en la División Académica de Ciencias Biológicas de la UJAT,   con la finalidad de registrar los  servicios ambientales que genera el macuilíz. Esta especie reviste gran importancia ecológica, económica y cultural.
Alejandro González-Hernández   +2 more
doaj   +1 more source

Survival of Coptotermes testaceus (Isoptera: Rhinotermitidae) to Environmental Conditions (Relative Humidity and Temperature) and Preference to Different Substrates

open access: yesSociobiology, 2020
Coptotermes  testaceus (L.) (Rhinotermitidae) is a subterranean termite species that causes damage in urban and agricultural areas in the neotropics.
Cesar Orlando Pozo-Santiago   +6 more
doaj   +1 more source

Phosphatase activity and nitrogen fixation reflect species differences, not nutrient trading or nutrient balance, across tropical rainforest trees

open access: yesEcology Letters, Volume 21, Issue 10, Page 1486-1495, October 2018., 2018
Abstract A fundamental biogeochemical paradox is that nitrogen‐rich tropical forests contain abundant nitrogen‐fixing trees, which support a globally significant tropical carbon sink. One explanation for this pattern holds that nitrogen‐fixing trees can overcome phosphorus limitation in tropical forests by synthesizing phosphatase enzymes to acquire ...
Sarah A. Batterman   +7 more
wiley   +1 more source

Effect of Habitat Type on Parasitism of Ectatomma ruidum by Eucharitid Wasps

open access: yesPsyche: A Journal of Entomology, Volume 2012, Issue 1, 2012., 2012
Eucharitidae are parasitoids that use immature stages of ants for their development. Kapala Cameron is the genus most frequently collected in the Neotropics, but little is known about the biology and behavior of any of the species of this genus. We aimed to evaluate the effect of habitat type on eucharitid parasitism and to contribute to the knowledge ...
Aymer Andrés Vásquez-Ordóñez   +3 more
wiley   +1 more source

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