Results 121 to 130 of about 191,735 (285)

Implicações bioéticas do uso terapêutico da Cannabis sativa L. no Brasil

open access: yesRevista de Direito Sanitário, 2022
A utilização medicinal da Cannabis sativa L., usualmente chamada de maconha, é conhecida desde tempos remotos devido a suas elevadas propriedades terapêuticas.
Camila Mota Cavalcante   +2 more
doaj  

Genetic analysis and qtl mapping of agro-morphological traits in lowland rice (Oryza sativa L.) under drought conditions [PDF]

open access: yes, 2016
The present study was undertaken to evaluate lowland rice genetic variability associated with agro-morphological traits under drought condition. A set of 250 recombinant inbred lines (RILs) from the cross between rice parental cultivarIR64 (sensitive to ...
Audebert, Alain   +6 more
core  

The endocannabinoid system regulates both ependymoglial and neuronal cell responses to a tail amputation in the axolotl

open access: yesDevelopmental Dynamics, EarlyView.
Abstract Background The endocannabinoid system is a neuromodulatory system implicated in cellular processes during both development and regeneration. The Mexican axolotl, one of only a few vertebrates capable of central nervous system regeneration, was used to examine the role of the endocannabinoid system in the regeneration of the tail and spinal ...
Michael Tolentino   +3 more
wiley   +1 more source

Allelopathic effect of aqueous extracts of Eucalyptus globulus Labill. and of Casearia sylvestris Sw. on crops
Efeito alelopático de extratos aquosos de Eucalyptus globulus Labill. e de Casearia sylvestris Sw. sobre espécies cultivadas

open access: yesSemina: Ciências Agrárias, 2011
Allelopathy is characterized by the harmful or benefic effects caused by secondary metabolites, that are produced by plants, microorganisms or fungi and are released in the environment, on the development of natural biological systems or implemented ones.
Grasielle Soares Gusman   +2 more
doaj  

Banco de sementes de arroz vermelho em sistemas de semeadura de arroz irrigado Red rice seed bank under seeding systems of flooded rice

open access: yesCiência Rural, 2000
O experimento foi conduzido com o objetivo de estimar a variação do banco de sementes viáveis de arroz vermelho (Oryza sativa L.), em três sistemas de semeadura de arroz (O.
Luis Antonio de Avila   +3 more
doaj   +1 more source

Chitosan‐Based pH‐Responsive Films and Edible Coatings to Enhance Fruit Shelf‐Life: Impact of Plant Biomolecules and Composition

open access: yesFood Chemistry International, EarlyView.
Chitosan based coatings/films forming solution with the use ofplant extracts and parameters for fruit shelf life analysis. ABSTRACT Fresh fruits are a natural source of various minerals and vitamins, which are essential for human health. However, a rapid rate of respiration, water loss and fast ripening ability result in shorter shelf life and ...
Arun K. Singh
wiley   +1 more source

Atividade alelopática do extrato de folhas Ziziphus joazeiro Mart. – Rhamnaceae

open access: yesRevista Verde de Agroecologia e Desenvolvimento Sustentável, 2015
O juazeiro (Ziziphus joazeiro Mart.) é uma das espécies endêmicas da caatinga de grande importância econômica e ecológica. O objetivo deste trabalho foi avaliar o potencial alelopático do extrato de folhas de juazeiro (Ziziphus joazeiro Mart.) em ...
Francisco Esio Porto Diógenes   +4 more
doaj  

Role of green-synthesized and characterization of calcium oxide nanoparticles for sustainable wheat growth in saline environments

open access: yesCogent Food & Agriculture
Salinity is a major abiotic stress limiting wheat (Triticum aestivum L.) productivity. This study investigated the efficacy of green-synthesized calcium oxide nanoparticles (CaONPs) from Nigella sativa seeds in enhancing wheat growth under saline ...
Mah Para   +8 more
doaj   +1 more source

Production and characterization of Oryza sativa L./O. minuta Presl. hybrids and backcross progenies

open access: yes, 1996
This article 'Production and characterization of Oryza sativa L./O. minuta Presl. hybrids and backcross progenies' appeared in the International Rice Research Notes series, created by the International Rice Research Institute (IRRI) to expedite communication among scientists concerned with the development of improved technology for rice and rice-based ...
Mariam, A. L.   +3 more
openaire   +1 more source

Functional biodiversity to improve pest control in organic cropping systems [PDF]

open access: yes, 2013
A sustainable use of functional agrobiodiversity (FAB) providing habitats with suitable floral resources is needed to conserve and improve pest control by natural enemies in organic cropping and other low-input systems.
Luka, Henryk   +2 more
core  

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