Results 51 to 60 of about 524 (159)

Tetrazolium test and embryonic development stages in cataia seeds [PDF]

open access: yesCiência Rural
: This study proposed a tetrazolium (TZ) test methodology for cataia (Drimys brasiliensis Miers) seeds and assess the efficiency of stratification in promoting development in dormant embryos.
Bianca Lamounier da Silva Lima   +2 more
doaj   +1 more source

Estrutura populacional de Drimys angustifolia Miers em um fragmento de Floresta Ombrófila Mista Alto-Montana, Urubici, SC

open access: yesRevista de Ciências Agroveterinárias, 2020
O presente estudo teve como objetivo caracterizar a estrutura populacional da espécie arbórea mais abundante em um fragmento de Floresta Ombrófila Mista Alto-Montana em Urubici, Santa Catarina, assim como determinar sua capacidade de regeneração natural ...
Edilaine Duarte   +7 more
doaj   +1 more source

Intercolonial Cinnamon: Fashioning Connections from the Eighteenth to Mid‐Nineteenth Centuries

open access: yesHistory, Volume 110, Issue 389, Page 49-67, January 2025.
Abstract It is well known that the quest for spices fuelled navigational endeavours during early modern history, acting as a gateway to conquest. Historians from the field have often focused on the relations between the colonies and the colonised, but what role did this play in the forging of intercolonial connections? By delving into the allure of one
DANIEL COSTA
wiley   +1 more source

Intraspecific Variation in the Essential Oils from Leaves and Stem Barks

open access: yesNatural Product Communications, 2011
The essential oils from leaves and stem barks of Drimys brasiliensis Miers (Winteraceae), collected in July and December 2008, were analyzed by GC/FID and GC/MS.
João Henrique G. Lago   +6 more
doaj   +1 more source

Systematics, host plants, and life histories of three new Phyllocnistis species from the central highlands of Costa Rica (Lepidoptera, Gracillariidae, Phyllocnistinae)

open access: yesZooKeys, 2009
Three new species of Phyllocnistis Zeller are described from the central highlands of Costa Rica: Phyllocnistis drimiphaga sp. n., P. maxberryi sp. n., and P. tropaeolicola sp. n. Larvae of all three are serpentine leaf miners.
Akito Kawahara   +2 more
doaj   +1 more source

1128. Nothofagus antarctica (G.Forst.) Oerst

open access: yesCurtis's Botanical Magazine, Volume 41, Issue 4, Page 573-586, December 2024.
Summary Nothofagus antarctica, a native of Central & S. Chile to S. Argentina is illustrated. Its history, habitat and conservation status are described. Notes on collecting its seed in Chile and its cultivation in Europe are given.
Jo Wenham   +2 more
wiley   +1 more source

Variación de compuestos químicos en hojas de poblaciones de Drimys spp. (Magnoliophyta: Winteraceae) en Chile Variation of chemical compounds in leaves of Drimys spp. (Magnoliophyta: Winteraceae) populations in Chile

open access: yesRevista Chilena de Historia Natural, 2004
El canelo (Drimys winteri) es un árbol nativo de Chile con propiedades medicinales y sagrado para el pueblo mapuche. Se ha descrito en esta especie la presencia de compuestos químicos con actividad biológica como aceites esenciales, terpenos y ...
DIEGO MUÑOZ-CONCHA   +2 more
doaj  

А NOTE ON THE GENUS PSEUDODRIMYS (WINTERACEAE)

open access: yesTurczaninowia, 2015
New data on the morphology and anatomy of the fruits and seeds argues for exclusion of the aberrant (incertae sedis) species Tasmannia purpurascens (Vickery) A.C. Sm. (=Drimys purpurascens Vickery) from the genus Tasmannia R. Br. ex DC.
A. B. Doweld
doaj  

Comparative Study on the Larvicidal Activity of Drimane Sesquiterpenes and Nordrimane Compounds against Drosophila melanogaster til-til

open access: yesMolecules, 2013
Natural compounds from Drimys winteri Forst and derivatives exhibited larvicidal effects against Drosophila melanogaster til-til. The most active compound was isodrimenin (4). The highest lethal concentration to the larvae of D.
Mauricio Cuellar   +7 more
doaj   +1 more source

Leaf morphological and genetic divergence in populations of Drimys (Winteraceae) in Chile

open access: yesGenetics and Molecular Research, 2012
The genus Drimys is distributed in Chile from semi-arid zones to sub-Antarctic forests; there are three species of this tree, D. andina, D. confertifolia and D. winteri, the latter with varieties chilensis and winteri. Northern populations are found in small disjunct natural refuges, specifically mountain cloud forests and the bottom of ravines ...
Jara-Arancio, P.   +4 more
openaire   +3 more sources

Home - About - Disclaimer - Privacy