Results 61 to 70 of about 90,033 (238)

Bioatividade de extratos hidroalcoólicos de Cymbopogon citratus (DC.) Stapf. sobre picão-preto (Bidens pilosa L.) e alface (Lactuca sativa L.) Bioactivity of hydroalcoholic extracts of Cymbopogon citratus (DC.) Stapf. on germination and early growth of beggartick (Bidens pilosa L.) and lettuce (Lactuca sativa L.)

open access: yesRevista Brasileira de Plantas Medicinais, 2012
Este trabalho visou avaliar a bioatividade de extratos hidroalcoólicos de capim-limão sobre germinação e crescimento inicial da planta daninha picão-preto (Bidens pilosa L.) e da planta teste alface (Lactuca sativa L.).
L.L. Lousada   +4 more
doaj   +1 more source

Fendioxypyracil, a new and systemic PPO‐inhibiting herbicide for X‐spectrum weed control

open access: yesPest Management Science, EarlyView.
This graphical abstract presents the discovery and synthesis of PPO herbicide structures with a central pyridine core, showing molecular conformations, dose–response inhibition curves for PPO1 and PPO2, and comparative weed and grass control efficacy of fendioxypyracil versus other herbicides in greenhouse and field trials.
Tobias Seiser   +8 more
wiley   +1 more source

POTENCIAL TERAPÊUTICO DA PLINIA CAULIFLORA

open access: yesArquivos de Ciências da Saúde da UNIPAR
A Plinia cauliflora, popularmente conhecida como jabuticaba, é produzida por uma árvore nativa do Brasil, pertencente à família Myrtaceae. O objetivo do presente estudo foi realizar uma revisão narrativa sobre os efeitos terapêuticos da Plinia ...
Eduarda Oliveira Perin   +6 more
doaj   +1 more source

Rendimento e composição do óleo essencial de Piper aduncum L. cultivado em Manaus, AM, em função da densidade de plantas e épocas de corte

open access: yesRevista Brasileira de Plantas Medicinais, 2013
A pimenta-de-macaco (Piper aduncum L. - Piperaceae) é uma espécie usada na medicina popular em quase todo o Brasil e apresenta alto teor de óleo essencial (2,5 a 4,0%) rico em dilapiol - éter fenílico com ação inseticida.
A.L. Silva   +3 more
doaj   +1 more source

Cultivo in vitro da planta medicinal Mana Cadela. [PDF]

open access: yes, 2014
Trabalhos e palestras apresentadod no 40º Congresso Brasileiro de Olericultura; 2º Congresso Ibero-Americano sobre Utilização de Plástico na Agricultura; 1.
CASTRO, E. M. de   +6 more
core  

Overview of Genus Prosopis Toxicity Reports and its Beneficial Biomedical Properties [PDF]

open access: yes, 2016
Secondary plant metabolites are regarded as promising sources of plant-protecting substances and they are one of the most important lines of plant defense against pests. The range of cellular targets for these substances is very wide and covers metabolic
Gamarra Luques, Carlos Diego   +3 more
core   +1 more source

Bacillus thuringiensis and its pest control potential as endophyte

open access: yesPest Management Science, EarlyView.
Bacillus thuringiensis (Bt) systemically colonizes tomato plants as endophyte, inducing midgut damage, fitness reduction and immune suppression in Spodoptera littoralis larvae feeding on Bt‐colonized leaves. The immune suppression enhances the susceptibility to Bt treatments, allowing a synergistic dual use of Bt commercial formulations, by combined ...
Maria Giovanna De Luca   +8 more
wiley   +1 more source

The continuing significance of chiral agrochemicals

open access: yesPest Management Science, Volume 81, Issue 4, Page 1697-1716, April 2025.
In the time frame 2018–2023, around 43% of the 35 chiral agrochemicals introduced to the market (herbicides, fungicides, insecticides, acaricides, and nematicides) contain one or more stereogenic centers in the molecule, and almost 69% of them have been marketed as racemic mixtures of enantiomers or stereoisomers.
Peter Jeschke
wiley   +1 more source

Kernel learning for ligand-based virtual screening: discovery of a new PPARgamma agonist [PDF]

open access: yes, 2010
Poster presentation at 5th German Conference on Cheminformatics: 23. CIC-Workshop Goslar, Germany. 8-10 November 2009 We demonstrate the theoretical and practical application of modern kernel-based machine learning methods to ligand-based virtual ...
Matthias Rupp   +15 more
core   +3 more sources

Uso de Siparuna guianensis Aublet (negramina) em Bom Sucesso, município de Várzea Grande, Mato Grosso

open access: yesRevista de Biologia Neotropical, 2010
Este trabalho teve como objetivo realizar um estudo acerca da espécie medicinal Siparuna guianensis Aublet (negramina), na comunidade ribeirinha de Bom Sucesso, localizada no município de Várzea Grande, Mato Grosso.
Carla Maria Abido Valentini   +3 more
doaj   +1 more source

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