Results 21 to 30 of about 4,407 (219)

Vegetative propagation of Manilkara bidentata (A.DC.) A.Chev. using mini-tunnels in the Peruvian Amazon region

open access: yesForest Systems, 2021
Aim of the study: Manilkara bidentata (A.DC.) A.Chev. (‘quinilla’) is a Neotropical tree highly threatened by extensive agricultural practices and climate change, resulting in a substantial reduction of natural stands and seed availability. Commercially,
Geomar Vallejos-Torres   +5 more
doaj   +1 more source

Nuevos Registros de Xylariales (Ascomycota) para El Salvador

open access: yesRevista Minerva, 2023
Se describen e ilustran tres especies de Xylariales (macrohongo) que constituyen nuevos registros para El Salvador, todas ellas pertenecientes a la familia Xylariaceae: Podosordaria mexicana Ellis & Holw., que se encontró creciendo sobre estiércol de ...
Roberto Amado Vásquez Díaz
doaj   +1 more source

Micropropagación y determinación del número cromosómico de Puya trianae con fines de conservación y uso ornamental

open access: yesRevista Peruana de Biología, 2018
Puya trianae se caracteriza por desarrollar una vistosa inflorescencia que la caracteriza como planta de uso ornamental. Aunque actualmente no se considera amenazada, debido al rápido deterioro de los ecosistemas donde habita, la supervivencia de sus ...
Jennifer Andrea Castro   +3 more
doaj   +1 more source

Respuesta de la embriogénesis somática directa en tres regiones foliares de Phalaenopsis amabilis

open access: yesRevista de Investigación en Agroproducción Sustentable, 2017
Fue explorado el efecto de ácido naftalenacético (ANA) y 1-fenil-3-(1,2,3-tiadiazol-5-il)urea (TDZ) en segmentos de hojas inmaduras de Phalaenopsis amabilis.
David Isauro De La Cruz Cáceres   +2 more
doaj   +1 more source

In vitro propagation of Pinguicula moranensis H.B.K., var. Neovolcanica Z.

open access: yesRevista Bio Ciencias, 2017
Seeds of Pinguicula moranensis were collected in the “El Chico” National Park in the state of Hidalgo, Mexico, in order to develop a propagation strategy for in vitro mass multiplication.
Pérez-Sánchez, J.   +4 more
doaj   +1 more source

Morphological Diversity and Genetic Relationships in Pulque Production Agaves in Tlaxcala, Mexico, by Means of Unsupervised Learning and Gene Sequencing Analysis

open access: yesFrontiers in Plant Science, 2020
Pulque is one of the oldest fermented beverages, with its origins dating back to pre-Hispanic Mexico. Recently, public consumption has increased. However, the majority of Agave plantations for pulque production have disappeared or been abandoned in ...
Laura Trejo   +4 more
doaj   +1 more source

Obtención de poliploides en Fragaria para su uso en mejora [PDF]

open access: yes, 2021
La fresa cultivada, Fragaria × ananassa Duch., es una especie octoploide procedente de un híbrido interespecífico entre las especies silvestres F. virginiana Duch. y F. chiloensis L.
Palomo-Ríos, Elena   +3 more
core  

Embriogénesis no zigótica en Passiflora maliformis

open access: yesRevista Peruana de Biología, 2018
La importancia económica, ecológica y medicinal de las pasifloras ha fomentado el desarrollo de investigaciones multidisciplinarias en estas plantas.
Sandra Carolina Bernal Moreno   +4 more
doaj   +1 more source

On the trapdoor spiders of Mexico: description of the first new species of the spider genus Aptostichus from Mexico and the description of the female of Eucteniza zapatista (Araneae, Mygalomorphae, Euctenizidae)

open access: yesZooKeys, 2017
A new species of the spider genus Aptostichus Simon, 1891 is described from a cave in Huautla de Jiménez, Oaxaca, Mexico: Aptostichus sabinae sp. n. This species represents the first new species described from Mexico and the southernmost record in North ...
Alejandro Valdez-Mondragón   +1 more
doaj   +3 more sources

Interaction of Culture Medium and Artificial Light Type on Pigmentation of Micro-Propagated Opuntia Plants

open access: yesHorticulturae, 2023
Opuntia is recognized economically as a significant crop for its nutritional, functional, and therapeutic properties and its potential in the pharmaceutical, cosmetic, and bioenergy industries.
Hector Silos Espino   +8 more
doaj   +1 more source

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