Results 61 to 70 of about 73,097 (180)

Sobre um herbário ilustrado do início da Era Moderna traduzido para o português

open access: yesRevista Brasileira de História da Ciência, 2016
Neste artigo, o longo percurso de fragmentos do conhecimento clássico sobre plantas medicinais da farmacopeia de Dioscórides, escrita em grego no primeiro século de nossa era, foi retraçado até chegar à língua portuguesa, depois de passar por várias ...
Fernando J. Luna
doaj   +1 more source

Produtividade de pastagem consorciadas na região do cerrado central do estado de São Paulo. I. Composição botânica, quantidade e qualidade da forragem

open access: yesBoletim de Indústria Animal, 2014
O ensaio foi conduzido de janeiro de 1979 a janeiro de 1984, no Posto de Avicultura de Brotas, SP, do Instituto de Zootecnia, com o objetivo de comparar o comportamento regional de quatro misturas forrageiras, sob três condições de pastejo (baixo, médio e alto). O sistema de manejo utilizado foi o contínuo, com lotação variável durante o ano.
Vanderley Benedito de Oliveira Leite   +5 more
openaire   +8 more sources

Nocturnal Lepidopterans as Essential Pollinators of Aspidosperma pyrifolium (Apocynaceae), a Keystone Tree in the Caatinga Dry Forest

open access: yesJournal of Applied Entomology, EarlyView.
ABSTRACT Pollination is a key ecosystem service, yet most studies focus on diurnal interactions, often overlooking nocturnal pollinators such as hawkmoths and settling moths. In arid environments, nocturnal pollination plays a crucial role in maintaining native plant species of high biocultural value, as seen in the Caatinga dry forest.
Joel A. Queiroz   +3 more
wiley   +1 more source

Some new additions to the hepatic flora (Jungermanniophyta) for the State of Bahia, Brazil [PDF]

open access: yes, 2000
In this paper are recorded 18 taxa of hepatics (Jungermanniophyta) for the first time for the state of Bahia, Brazil. Of these, Harpalejeunea ovata (Hook.) Schiffn. is new for Brazil. Morphological characters, notes on habitat and substrate are given for
Bastos, Cid José Passos   +1 more
core  

Beyond species means – the intraspecific contribution to global wood density variation

open access: yesNew Phytologist, EarlyView.
Summary Wood density is central for estimating vegetation carbon storage and a plant functional trait of great ecological and evolutionary importance. However, the global extent of wood density variation is unclear, especially at the intraspecific level. We assembled the most comprehensive wood density collection to date, including 109 626 records from
Fabian Jörg Fischer   +105 more
wiley   +1 more source

Comité Editorial & Índice

open access: yesBoletín de la Sociedad Argentina de Botánica, 2022
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Sociedad Argentina de Botánica Boletin
doaj   +2 more sources

A checklist of the bryophytes of Distrito Federal (Brasília, Brazil) [PDF]

open access: yes, 2005
The Distrito Federal, one of the most important centers of plant endemism in central Brazil, is located in the center of Brazil, with an area of 5,814 km2 at coordinates 15o30’ S, 16o03’W. Cerrado vegetation covers the region.
Câmara, Paulo Eduardo Aguiar Saraiva   +2 more
core  

Gall responses to drying habitats: Insights from the community of galling herbivores associated with the superhost Caryocar brasiliense Cambess. (Caryocaraceae)

open access: yesPlant Biology, EarlyView.
Drying processes in the Brazilian palm swamps or Veredas, impact the gall community in adjacent vegetation by reducing the abundance of more sensitive galls, while more resilient galls acclimate to increased dryness by developing thicker protective tissues. Abstract Galls are new plant organs formed in response to the stimuli of gall‐inducing organisms,
I. S. Fernandes   +2 more
wiley   +1 more source

Caracterização agromorfológica do maracujazeiro (Passiflora spp.)

open access: yesRevista Brasileira de Fruticultura, 2003
Esse estudo descreve a variação genética de 55 acessos de Passiflora spp., constituídos de P. edulis, P. alata, P. coccinea, P. caerulea, P. foetida, P. giberti, P. macrocarpa, P. macrocarpa x alata, P. serrato digitata, P.
Crochemore Maria Lúcia   +2 more
doaj  

Utilização de extrato de própolis verde no resfriamento de sêmen equino [PDF]

open access: yes, 2014
Seminal cooling aims to prolong spermatic lifespan and fertilizing capacity due to reduction in energy metabolism of spermatozoa, providing enough period for transportation from the stallion to the mare.
Santos, Fernanda Carlini Cunha dos
core   +1 more source

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