Results 81 to 90 of about 4,283 (200)

Cianogênese em esporófitos de pteridófitas avaliada pelo teste do ácido pícrico Cyanogenesis in sporophytes of pteridophytes evidenced by the picric acid test

Acta Botânica Brasílica, 2005
Os glicosídeos cianogênicos são substâncias de defesa encontradas em alguns vegetais, capazes de liberar ácido cianídrico por meio de reações de hidrólise.
Marcelo Guerra Santos, Carlos Eduardo Martins Carvalho, Alphonse Kelecom, Maria Luiza Ribeiro da Costa Ribeiro, Camila Vaz Chagas de Freitas, Leonardo Moreira da Costa, Livia Viana de Godoy Fernandes   +6 more
doaj   +1 more source

Efecto del uso de metsulfuron-metil y glifosato sobre malezas asociadas a cafetales en Venezuela Effect of metsulfuron-metil and glyphosate on control of weeds associated to coffee plantations in Venezuela

Bioagro, 2008
Con el objetivo de evaluar el control de malezas en cafetales (Coffea arabica L.) con énfasis en el helecho macho (Pteridium aquilinum L. Kuhn) y el efecto del uso continuado de los herbicidas glifosato y metsulfuron-metil sobre la flora asociada al ...
Miguel Arizaleta, Alvaro Anzalone, Alexander Silva   +2 more
doaj  

INTOXICAÇÃO CRÔNICA POR Pteridium aquilinum (L) Kuhn (Polypodiaceae) EM BOVINOS

Ciência Rural, 1993
São descritos casos de neoplasias de bexiga e trato digestivo superior, seguindo à ingestão de samambaia (Pteridium aquilinum) em bovinos, diagnosticados pelo Centro de Diagnóstico Veterinário da Universidade Federal de Santa Maria, Rio Grande do Sul ...
Maria Verônica de Souza, Dominguita Lühers Graça   +1 more
doaj   +1 more source

Lutte contre la fougère Pteridium aquilinum dans les pâturages d'altitude du Nord-Ouest du Cameroun. Note sur les essais préliminaires menés à la station I.R.Z. de Bambui

Revue d’Elevage et de Médecine Vétérinaire des Pays Tropicaux, 1981
Les pâturages de haute altitude du Nord Cameroun sont envahis par une fougère Pteridium aquilinum qui en réduit la superficie exploitable de façon sûre et continue.
D. Rousvoal
doaj   +1 more source

Food uses of ferns in China: a review

Acta Societatis Botanicorum Poloniae, 2012
Edible ferns are some of the most important wild vegetables in China. This paper reviews their food uses. The history of eating ferns in China may go back as far as 3000 years.
Yujing Liu, Wujisguleng Wujisguleng, Chunlin Long   +2 more
doaj   +1 more source

Ethnobotanique et analyse phytochimique qualitative de Pteridium aquilinum (L.) Kühn (Dennstaedtiaceae), une Ptéridophyte utilisée comme plante médicinale en Côte d’Ivoire [PDF]

, 2017
En Côte d’Ivoire, les études ethnobotaniques ont longtemps été réservées aux spermaphytes. Très rarement, ces études ont concerné les Ptéridophytes. Il est donc nécessaire de connaître les différentes utilisations de ces taxons.
N’guessan, Edouard Kouakou, Ipou Ipou, Joseph, Adou, Lydie Marie Dominique, Kone, Mamidou Withabouna   +3 more
core   +1 more source

A comparative study of resource allocation in Pteridium in different Brazilian ecosystems and its relationship with European studies

Brazilian Journal of Biology
Pteridium is a cosmopolitan genus that acts as an invasive species in many parts of the world. Most research on this genus has occurred in Europe, and there is a lack of data on it from South America, in spite of causing considerable conservation ...
DM Silva Matos, RO Xavier, FCS Tiberio, RH Marrs   +3 more
doaj   +1 more source

Pteridium aquilinum (Introduced) 2

, 2011
Pteridium aquilinum, whole plant. Family Dennstaedtiaceae.
James R. Manhart
core  

Structural and physicochemical properties of bracken fern (Pteridium aquilinum) starch. [PDF]

Front Nutr, 2023
Li K, Zhang T, Ren H, Zhao W, Hong S, Ge Y, Li X, Corke H.   +7 more
europepmc   +1 more source

Análisis fisicoquímico y fitoquímico de Pteridium aquilinum y su relación con la Hematuria Enzoótica Bovina

Background: Bovine enzootic hematuria (BEH) is a chronic and potentially fatal cattle disease linked to the ingestion of Pteridium aquilinum (bracken fern), which contains toxic compounds.
Abarca-Acero, Mario A, Arieta-Román, Ronnie, Sánchez-Salcedo, José A, Ramírez-Velázquez, Rogelio, Contreras-Magallanes, Yesenia G   +4 more
core   +3 more sources