Results 41 to 50 of about 1,868 (195)

Method for national mapping spatial extent of southern beech forest using temporal spectral signatures

open access: yesInternational Journal of Applied Earth Observations and Geoinformation, 2021
Characterisation of native forests is essential for sustainable forest management and for maintenance of ecological and socio-economical functions. In New Zealand, knowledge of forest composition and extent informs predator control measures to protect ...
Jan Schindler   +3 more
doaj   +1 more source

Chromosome number of two Chilean species of Nothofagus (Nothofagaceae) [PDF]

open access: yesGayana. Botánica, 2014
Se documenta un numero cromosomico 2n = 26 (x = 13) para Nothofagus dombeyi (Mirb.) Oerst. y N. glauca (Phil.) Krasser, el cual es similar al descrito previamente para otras especies del genero. Se incrementan a 13 las especies de Nothofagus con numero cromosomico conocido, existiendo dos numeros basicos (x = 13, 14).
JARA-SEGUEL, PEDRO   +3 more
openaire   +2 more sources

Miocene Fossils Reveal Ancient Roots for New Zealand’s Endemic Mystacina (Chiroptera) and Its Rainforest Habitat [PDF]

open access: yes, 2015
This is an open access article distributed under the terms of the Creative Commons Attribution License , which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited.The New Zealand ...
Archer, Michael   +10 more
core   +10 more sources

Un método de muestreo para predecir la edad de ramas de primer orden

open access: yesColombia Forestal, 2018
Se describe un método de muestreo de tipo destructivo para estimar la edad de ramas de primer orden con aplicación en cualquier especie que presente verdaderos anillos anuales de crecimiento en árboles vivos.
Carlos Patricio Corvalan Vera   +2 more
doaj   +1 more source

Palinomorfos miocenos del subsuelo de Santiago del Estero, Argentina. [PDF]

open access: yes, 2013
La asociación palinológica recuperada del pozo YPF.SE. LH.x-2 Los Horcones, provincia de Santiago del Estero, está dominada por Amaranthaceae/ Chenopodioideae y algas verdes continentales, con Nothofagaceae y Malvaceae subordinadas.
Ottone, Eduardo Guillermo   +2 more
core   +2 more sources

Descripción morfológica y viabilidad del polen de Nothofagus nervosa (Nothofagaceae) [PDF]

open access: yesBosque (Valdivia), 2015
Entender la biologia del polen es necesario para mejorar la reproduccion de las especies vegetales y para la implementacion exitosa de programas de mejoramiento genetico y conservacion. Con el fin de contar con informacion sobre las caracteristicas morfologicas y de viabilidad del polen en Nothofagus nervosa, se colecto flores masculinas de arboles ...
García, Luz   +2 more
openaire   +2 more sources

Wood and Bark Anatomy of Myricaceae: Relationships, Generic Definitions, and Ecological Interpretations [PDF]

open access: yes, 2002
Wood anatomy of the single species of Canacomyrica (hitherto not studied) shows that it belongs in Myricaceae, although it differs from other genera in several respects (axial parenchyma grouped in bands or columns as well as diffuse; Heterogeneous Type ...
Carlquist, Sherwin
core   +3 more sources

The use of chloroplast genome sequences to solve phylogenetic incongruences in Polystachya Hook (Orchidaceae Juss) [PDF]

open access: yes, 2018
Background: Current evidence suggests that for more robust estimates of species tree and divergence times, several unlinked genes are required. However, most phylogenetic trees for non-model organisms are based on single sequences or just a few regions ...
Acosta   +60 more
core   +2 more sources

Tomentella (Thelephorales, Basidiomycota) en bosques de Nothofagaceae de Patagonia, Argentina: micorrizas de nuevas especies

open access: yesBoletín de la Sociedad Argentina de Botánica, 2017
La presencia de especies de Tomentella ha sido reportada abundantemente en bosques templados, tropicales y regiones circumpolares. Las especies del género Tomentella forman típicamente ectomicorrizas (EM) aunque también micorrizas orquioides, ericoides ...
María Eugenia Salgado Salomón   +4 more
doaj   +1 more source

Ancient and modern scats record broken ecological interactions and a decline in dietary breadth of the critically endangered kākāpō parrot (Strigops habroptilus)

open access: yesFrontiers in Ecology and Evolution, 2023
Threatened animal taxa are often absent from most of their original habitats, meaning their ecological niche cannot be fully captured by contemporary data alone.
Alexander P. Boast   +7 more
doaj   +1 more source

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