Results 121 to 130 of about 5,261 (228)

PRODUÇÃO DE SERAPILHEIRA E RETORNO DE MACRONUTRIENTES EM TRÊS GRUPOS FLORÍSTICOS DE UMA FLORESTA OMBRÓFILA MISTA, RS

Ciência Florestal, 2011
The aim of the current study was to evaluate the production of litter and the return of macronutrients in three floristic groups which occur in the Araucaria Forest, located in the National Forest of São Francisco de Paula, RS state. For this purpose, we
Régis Villanova Longhi, Solon Jonas Longhi, Luciane Belmonte Chami, Luciano Farinha Watzlawick, Angelo Augusto Ebling   +4 more
doaj  

Investigation of dormancy and storage potential of seeds of yellow passion fruit

Journal of Seed Science
: Passiflora actinia Hooker is a passion fruit species native to Brazil, typically found in the Atlantic and Araucaria Forests. It has economic relevance (edible fruit) and medicinal value (sedative and anxiolytic properties), in addition to being used ...
Camila Ribeiro de Souza Grzybowski, Rosemeire Carvalho da Silva, Andreza Cerioni Belniaki, Maristela Panobianco   +3 more
doaj   +1 more source

Domestication for Conservation of an Endangered Species: The Case of the Wollemi Pine [PDF]

, 2007
A small population of tall slender conifers was discovered in 1994 in a deep rainforest canyon of the Wollemi National Park, New SouthWales, Australia. The living trees closely resembled fossils that were more than 65 million years old, and this ‘living ...
King, Judith, Pegg, Geoff S., Trueman, Stephen J.   +2 more
core   +1 more source

SANITARY AND PHYSIOLOGICAL QUALITY OF ARAUCARIA SEEDS DURING STORAGE

, 2017
Araucaria angustifolia é uma espécie de importância ecológica e socioeconômica na região Sul do Brasil, porém, em risco de extinção. Sua semente é classificada como recalcitrante, necessitando armazenamento sob temperatura e umidade relativa controladas para maior longevidade.
Hennipman, Hagata Siqueira, dos Santos, Álvaro Figueredo, Vieira, Elisa Serra Negra, Auer, Celso Garcia   +3 more
openaire   +1 more source

Análise quantitativa da chuva de sementes sob poleiros naturais e artificiais em Floresta Ombrófila Mista. [PDF]

, 2016
O objetivo deste estudo foi comparar a eficiência de poleiros naturais e artificiais na deposição de sementes em áreas degradadas da Floresta com Araucária.
MIKICH, S. B., POSSETTE, R. F. da S.
core  

Araucaria araucana and the Austral parakeet: pre-dispersal seed predation on a masting species El pehuén y la cachaña: depredación predispersión de una especie "masting"

Revista Chilena de Historia Natural, 2008
Pre-dispersal seed predation by Austral parakeets, Enicognathus ferrugineus, on pehuén, Araucaria araucana, was studied to assess the relationship between predation and seed production. We collected falling seeds in four araucaria forests of southwestern
JOHN D SHEPHERD, REBECCA S DITGEN, JAVIER SANGUINETTI   +2 more
doaj  

Genetic improvement of forest tree species [PDF]

, 2011
Brazilian forestry sector is considered one of the most developed in the world, being the base for important industrialsegments which use wood as raw material.
Marcos Deon Vilela de Resende, Teotônio Francisco Assis   +1 more
core  

Simultaneous TG-DTA and DSC techniques on pinhão starch double modified. [PDF]

, 2016
The “pinhão” is the seed of Araucaria angustifolia (known as Paraná pine). This specie is in danger due to reckless exploration. Thus, the development of new applications could motivate its preservation.
HORNUNG, P. S., LAZZAROTTO, M., LAZZAROTTO, S, R. da S., OLIVEIRA, C. S. de, SCHNITZLER, E.   +4 more
core  

Tropical intercontinental disjunctions [PDF]

, 2004
Givnish, Thomas J., Renner, Susanne S.
core   +1 more source

Brachyphyllum crassum complex of fossil conifers [PDF]

, 1967
The holotype of Brachyphyllum crassurn Tenison Woods, is re-examined, and this species reclassified as Araucaria crassa (Tenison Woods) com. nov.; it is probably Tertiary in age. Of shoots referred to A.
Townrow, JA
core