Results 11 to 20 of about 9,645 (71)

Evaluation of Arbuscular Mycorrhizal Fungi Capacity to Alleviate Abiotic Stress of Olive (Olea europaea L.) Plants at Different Transplant Conditions

open access: yesThe Scientific World Journal, Volume 2014, Issue 1, 2014., 2014
The capacity of roots to sense soil physicochemical parameters plays an essential role in maintaining plant nutritional and developmental functions under abiotic stress. These conditions generate reactive oxygen species (ROS) in plant tissues causing oxidation of proteins and lipids among others.
María Josefina Bompadre   +9 more
wiley   +1 more source

Etiopatogenia de la halitosis. Revisión [PDF]

open access: yes, 2015
La halitosis o mal aliento es un problema importante dado que puede comprometer la vida de relación de las personas. Es frecuente que se atribuya el origen al estómago o a problemas nasales o pulmonares.
Estrugo Devesa, Albert   +3 more
core   +1 more source

Hormonal and Hydroxycinnamic Acids Profiles in Banana Leaves in Response to Various Periods of Water Stress

open access: yesThe Scientific World Journal, Volume 2014, Issue 1, 2014., 2014
The pattern of change in the endogenous levels of several plant hormones and hydroxycinnamic acids in addition to growth and photosynthetic performance was investigated in banana plants (Musa acuminata cv. “Grand Nain”) subjected to various cycles of drought. Water stress was imposed by withholding irrigation for six periods with subsequent rehydration.
Jalel Mahouachi   +4 more
wiley   +1 more source

Selección y caracterización de rizobacterias promotoras de crecimiento vegetal (RPCV) asociadas al cultivo de algodón (Gossypium hirsutum)

open access: yesRevista Colombiana de Biotecnología, 2012
Título en ingles: Selection and characterization of plant growth promoting rhizobacteria (PGPR’s) associated with cotton crop (Gossypium hirsutum) Resumen: Como parte de las estrategias de una agricultura sostenible, se hace necesario disminuir el uso ...
Andrés Guzmán   +3 more
doaj   +2 more sources

Crítica imaginativa de la ciudad contemporánea [PDF]

open access: yes, 2012
En este artículo introductorio al número monográfico presentamos las contribuciones de sus diversos/as autores/as a una crítica de los fenómenos urbanos contemporáneos.
Castrechini, Angela   +1 more
core   +4 more sources

Evaluación de microorganismos con potencial de promoción de crecimiento vegetal y biocontrol de Spongospora subterranea

open access: yesRevista Colombiana de Biotecnología, 2012
Título en ingles: Evaluation of microorganisms  with potential  for plant  growth  promotion and biological control of    Spongospora subterranea Resumen: La sarna polvosa de la papa es causada por el patógeno Spongospora subterranea, que disminuye la ...
Juliana Soler Arango   +2 more
doaj   +2 more sources

Differential xylem phytohormone export from dry and wet roots during partial rootzone drying is independent of shoot‐to‐root transport in soybean

open access: yesPhysiologia Plantarum, Volume 177, Issue 3, May/June 2025.
Abstract Different phytohormones can act as root‐to‐shoot signalling molecules in response to soil drying. Recent findings suggest that root ABA levels are predominantly leaf‐sourced and not locally synthesized, thus, ABA exported from the roots in the xylem is mostly recycled from the shoot.
Jaime Puértolas   +3 more
wiley   +1 more source

El significado de las variables del marketing-mix para los públicos objetivo [PDF]

open access: yes, 2013
El artículo muestra que la vis ión que integra dentro de la Comunicación a las actividades para obtener comportamientos de compra es válida teóricamente.
Gallardo Vera, Luis
core   +1 more source

La sombra alargada del patrón: Gamonalismo y hábitos hacendatarios en Chimborazo tras la reforma agraria

open access: yesThe Journal of Latin American and Caribbean Anthropology, Volume 29, Issue 4, Page 352-363, December 2024.
Abstract This paper explores selective aspects of the historical processes of organization of the kichwa peasantry in the Andes of Ecuador. Based on the analysis of two representative cases of confrontation between peasants and landowners over access to land in the province of Chimborazo, it discusses the relevance of the concept of “gamonalismo” as ...
Víctor Bretón
wiley   +1 more source

Lecturas críticas de Karl Löwith y Leo Strauss al concepto de lo político de Carl Schmitt [PDF]

open access: yes, 2019
Resumen: El presente artículo busca presentar sumariamente las principales críticas elaboradas por Karl Löwith y Leo Strauss en su recepción del clásico trabajo de Carl Schmitt Der Begriff des Politischen [El concepto de lo político].
Bey, Facundo
core   +1 more source

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