Results 81 to 90 of about 16,866 (201)

Modelos de crecimiento diamétrico para Nothofagus obliqua = Diameter growth models for Nothofagus obliqua

open access: yes, 2023
Fil: Chauchard, Luis. Universidad Nacional del Comahue; Argentina. Administración General de Parques Nacionales. San Martín de los Andes; Argentina.
Chauchard, Luis Mario, Sbrancia, Renato
openaire   +1 more source

The occurrence of Pachytullbergia scabra (Collembola: Pachytullbergiidae) on Pseudocyphellaria granulata (lichenized Ascomycota) La presencia de Pachytullbergia scabra (Collembola: Pachytullbergiidae) sobre Pseudocyphellaria granulata (Ascomycota liquenizados)

open access: yesRevista de la Sociedad Entomológica Argentina, 2007
The springtail species Pachytullbergia scabra Bonet (Pachytullbergiidae), previously recorded in austral America inhabiting the surfaces of Nothofagus dombeyi (Mirb.) Oerst.
María Inés Messuti, Marcelo Kun
doaj  

Carbon loss by deciduous trees in a CO2-rich ancient polar environment [PDF]

open access: yes, 2003
Fossils demonstrate that deciduous forests covered the polar regions for much of the past 250 million years 1 when the climate was warm and atmospheric CO2 high 2.
Beerling, D.J.   +2 more
core  

A VEGETATION MAP OF NEVADOS DE CHILLAN VOLCANIC COMPLEX, BIO-BIO REGION, CHILE CARTOGRAFIA DE VEGETACION DEL COMPLEJO VOLCANICO NEVADOS DE CHILLAN, REGION DEL BIO-BIO, CHILE

open access: yesGayana: Botanica, 2008
A vegetation survey of the AndeanNevados de Chillan volcanic complex, Bio-Bio Region, Chile, resulted in the preparation of a colour vegetation map, based on photo-interpretation of an aerial photograph of 1998.
Simon Pfanzelt   +2 more
doaj  

Comparison of four different programs for the analysis of hemispherical photographs using parameters of canopy structure and solar radiation transmittance [PDF]

open access: yes, 2013
There have been many studies involving the use of hemispherical photographs to indirectly estimate canopy structures and forest light environments.
Butler-Manning, David   +6 more
core  

Quantification of mycorrhizal limitation in beech spread [PDF]

open access: yes, 2012
Establishment of Nothofagus spp. into grasslands can be limited by a lack of ectomycorrhizal inoculum, but the degree of mycorrhizal inoculum limitation and how far mycorrhizal inoculum spreads from forest edges has not been quantified.
Carswell, F. E., Davis, M., Dickie, Ian
core  

A new species of the genus Stilobezzia from the Nahuel Huapi National Park, Argentina (Diptera: Ceratopogonidae) Una nueva especie del género Stilobezzia del Parque Nacional Nahuel Huapi, Argentina (Diptera: Ceratopogonidae)

open access: yesRevista de la Sociedad Entomológica Argentina, 2012
A new species, Stilobezzia ( Acanthohelea) longisternalis, collected in the Nothofagus forest of the Nahuel Huapi National Park (Argentina) is described, photographed and illustrated based on the examination of male and female adults. The new species can
Carla G. Cazorla, Gustavo R. Spinelli
doaj  

HYPHOMYCETES CELULOLITICOS EN SUELOS DE BOSQUES DE NOTHOFAGUS, TIERRA DEL FUEGO CELLULOLYTIC HYPHOMYCETES ON SOIL OF NOTHOFAGUS FORESTS IN TIERRA DEL FUEGO

open access: yesGayana: Botanica, 2001
Se estudiaron los hongos celulolíticos asociados a suelos de tres bosques prístinos de Nothofagus (N. pumilio (Poepp. et Endl.) Krasser, N. antarctica (Forst.) Oerst. y N.
A. E. Martínez   +2 more
doaj  

Temperature and foliage quality affect performance of the outbreak defoliator Ormiscodes amphimone (F.) (Lepidoptera: Saturniidae) in northwestern Patagonia, Argentina La temperatura y la calidad del follaje afectan el desempeño del defoliador epidémico Ormiscodes amphimone (F.) (Lepidoptera: Saturniidae) en el noroeste de la Patagonia argentina

open access: yesRevista Chilena de Historia Natural, 2010
In the temperate forests of Chile and Argentina the phytophagous moth Ormiscodes amphimone (F.) causes severe defoliation on the southern beech tree Nothofagus pumilio (Poepp. & Endl.) Krasser.
JUAN PARITSIS, THOMAS T VEBLEN
doaj  

Mortality of the outbreak defoliator Ormiscodes amphimone (Lepidoptera: Saturniidae) caused by natural enemies in northwestern Patagonia, Argentina Mortalidad del defoliador epidémico Ormiscodes amphimone (Lepidoptera: Saturniidae) causada por enemigos naturales en el noroeste de la Patagonia Argentina

open access: yesRevista Chilena de Historia Natural, 2012
Outbreaks of the defoliator moth Ormiscodes amphimone are occurring more frequently in numerous Nothofagus forests of Patagonia. However, little is known about the life history of this species including its natural enemies as mortality agents.
JUAN PARITSIS   +3 more
doaj  

Home - About - Disclaimer - Privacy