Results 1 to 10 of about 23,117 (178)

The δ2H and δ18O isotopic evidence for hydraulic redistribution by Alnus acuminata in an agricultural landscape

open access: yesDiscover Agriculture
Understanding of the process of hydraulic redistribution in agricultural landscapes is important for informing agroforestry design and agricultural management. The measurement of hydraulic lift and redistribution in the field is still a challenge. Due to
Amr Elkelish   +2 more
exaly   +4 more sources

Biogenetic study of the emissions of species: Pinus radiata, Eucalyptus globulus Labill and Alnus acuminata in Riobamba canton, Ecuador [version 1; peer review: 2 approved] [PDF]

open access: yesF1000Research, 2019
Background: Air pollution is one of the biggest problems in the world, and it is generated by industrial production, vehicular flow and use of fossil fuels, leaving aside other important emission sources such as vegetation. The aim of this research is to
Benito Mendoza   +7 more
doaj   +3 more sources

Potential of Alnus acuminata based agroforestry for carbon sequestration and other ecosystem services in Rwanda [PDF]

open access: yesAgroforestry Systems, 2021
Alnus acuminata Kunth. (alnus) is widely used in agroforestry systems across the globe and is believed to provide multiple ecosystem services; however, evidence is lacking in agroforestry literature to support the perceived benefits, particularly in ...
Shem Kuyah   +2 more
exaly   +3 more sources

Allometric model for height estimation of Alnus acuminata Kunth in agroecological zones of the high Andean tropics

open access: yesRevista de Ciencias Agrícolas, 2023
The complexity in the management of field tools for recording dasometric information has led to the use of allometric equations that save time, work, and costs allowing the estimation of variables that are difficult to record, such as total height (TH ...
Pedro Pablo Bacca-Acosta   +5 more
doaj   +4 more sources

Descripción morfológica y caracterización de daños de Eurysthea sordida (Erichson) (Coleoptera: Cerambycidae) en Alnus acuminata Kunth (Betulaceae) para el valle del Mantaro, región de Junín, Perú

open access: yesCiencia y Tecnología Agropecuaria, 2023
Eurysthea sordida (Erichson) (Coleoptera: Cerambycidae) es un coleóptero de distribución tropical en Sudamérica que ocasiona daño de importancia económica en Alnus acuminata Kunth en el valle del Mantaro, región de Junín, Perú.
Hernán Baltazar Castañeda   +4 more
doaj   +2 more sources

Prueba preliminar de propagación por acodos en jaúl (Alnus acuminata H.F.K)

open access: yesTecnología en Marcha, 2019
En un ensayo con acodos aéreos en jaúl (Alnus acuminata), en el que se utilizó Rootone F como tratamiento para promover la formación de raíces, no se observó diferencias entre los porcentajes de enraizado de acodos tratados y de los testigos (P > 0,1 ...
Juvenal Valerio-Garita
doaj   +5 more sources

Wave effect and shyness phenomenon in homogeneous forests of Alnus acuminata

open access: yesSustainable Forestry, 2022
The wave effect and the shyness phenomenon in Alnus acuminata (Kunth) are crown parameters rarely studied, but important in the quality of the wood of standing trees, therefore, a morphometric modeling of the crowns of Alnus acuminata in homogeneous ...
J. Aguilar-Luna   +3 more
semanticscholar   +2 more sources

Morphological traits influencing aerodynamic factors and the long-range transport of Alnus acuminata Kunth. pollen through the atmosphere

open access: yesBoletín de la Sociedad Argentina de Botánica
Background and aims: This study aims to characterize the size distribution of Alnus acuminata pollen grains as emitted into the air near their source of origin in the southernmost South American Yungas, and to provide estimates of their settling ...
Claudio Fabián Pérez   +4 more
doaj   +2 more sources

Número de cromosomas de Alnus acuminata H.B. K. Chromosomes number of specie Alnus acuminata H.B.K.

open access: yesAgronomía Colombiana, 1989
El árbol de Aliso, Alnus scuminsta H.B.K. es una de -las especies más recomendadas en reforestación y por su economía<br />es motivo de estudio. Se comprobó que su número cromosómico es de 2n= 28.The Aliso tree, Alnus acuminata H.B.K., is one of ...
Coba de Gutierrez Bertha   +1 more
doaj   +1 more source

Primer reporte de Oligonychus coffeae (Acari: Tetranychidae) sobre Alnus acuminata en la región andina

open access: yesRevista Mexicana de Biodiversidad, 2017
Se registra por primera vez la presencia de Oligonychus coffeae en asociación con el aliso (Alnus acuminata, Betulaceae) en la sierra ecuatoriana, Provincia de Tungurahua, Ecuador. Se observaron altos niveles poblacionales de esta especie de ácaro araña
Carlos Vásquez   +3 more
doaj   +2 more sources

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