Results 11 to 20 of about 805 (169)

Regeneração de Euphorbia heterophylla L. in vitro In vitro regeneration of Euphorbia heterophylla L. [PDF]

Ciência e Agrotecnologia, 2008
Objetivou-se neste trabalho estudar a regeneração in vitro da planta daninha Euphorbia heterophylla a partir de explantes hipocotiledonares, cotiledonares e radiculares com diferentes concentrações do hormônio 2iP, combinado ou não com auxina e cinetina ...
Francieli Colussi, Audrei Nisio Gebieluca Dabul, Ricardo Antonio Ayub   +2 more
doaj   +5 more sources

Estimativa da área foliar de Euphorbia heterophylla Euphorbia heterophylla leaf area estimate [PDF]

Planta Daninha, 2009
A estimativa da área foliar pode auxiliar na compreensão de relações de interferência entre plantas daninhas e cultivadas. Com o objetivo de obter uma equação que, através de parâmetros lineares dimensionais das folhas, permita determinar a área foliar ...
D.J. Duarte, S. Bianco, B.C. Leonardo, A.R. Panosso   +3 more
doaj   +7 more sources

Análise da viabilidade de sementes de Euphorbia heterophylla Viability analysis of Euphorbia heterophylla seeds

Planta Daninha, 2008
A avaliação da qualidade fisiológica de sementes é um aspecto importante para o controle das plantas daninhas. Objetivou-se verificar a viabilidade de sementes de Euphorbia heterophylla resistentes e suscetíveis a herbicidas, após serem armazenadas ...
J.R. Aarestrup, D. Karam, E.J.A. Corrêa, G.W. Fernandes   +3 more
doaj   +2 more sources

Allelopathic Potential of Plant Aqueous Mixtures on Euphorbia heterophylla [PDF]

Agriculture, 2020
Euphorbia heterophylla is a widely distributed weed whose seeds can remain viable in the soil for years, competing with crops. Therefore, natural herbal preparations could be a solution for its more diversified management.
Adeline dos Santos Novakoski, Érica Marusa Pergo Coelho, Guilherme Tomé Ravagnani, Andréia Cristina Peres Rodrigues da Costa, Stella Alonso Rocha, Valdir Zucareli, Ana Daniela Lopes   +6 more
doaj   +2 more sources

Interferência de Euphorbia heterophylla no crescimento e acúmulo de macronutrientes da soja Interference of Euphorbia heterophylla in the growth and macronutrient accumulation of soybean

Planta Daninha, 2010
O grau de interferência depende da densidade de plantas daninhas que infestam a soja. O objetivo deste trabalho foi avaliar características de crescimento e nutrição mineral da soja mantida em convivência com densidades crescentes de Euphorbia ...
L.B. Carvalho, S. Bianco, C.D. Guzzo
doaj   +2 more sources

Resposta de biótipos de Euphorbia heterophylla a doses de glyphosate Response of Euphorbia heterophylla biotypes to glyphosate rates

Planta Daninha, 2011
A leiteira (Euphorbia heterophylla) é uma planta daninha de ciclo anual encontrada com frequência em lavouras de soja na região Sul do Brasil, controlada em lavouras de soja geneticamente modificada (Roundup Ready® - RR) com uso do herbicida glyphosate ...
L Vargas, M.A Nohatto, D Agostinetto, M.A Bianchi, E.M Gonçalves, R.E Toledo   +5 more
doaj   +2 more sources

Genome Sequence of Euphorbia mosaic virus from Passionfruit and Euphorbia heterophylla in Florida. [PDF]

Genome Announc, 2017
ABSTRACT Euphorbia mosaic virus (EuMV) was found in a symptomatic passionfruit ( Passiflora edulis ) plant from Homestead, Florida, USA, as well as in the symptomatic weed Euphorbia heterophylla .
Polston JE, Londoño MA, Cohen AL, Padilla-Rodriguez M, Rosario K, Breitbart M.   +5 more
europepmc   +5 more sources

Target site as the main mechanism of resistance to imazamox in a Euphorbia heterophylla biotype. [PDF]

Sci Rep, 2019
AbstractEuphorbia heterophylla is a weed species that invades extensive crop areas in subtropical regions of Brazil. This species was previously controlled by imazamox, but the continuous use of this herbicide has selected for resistant biotypes. Two biotypes of E. heterophylla from southern Brazil, one resistant (R) and one susceptible (S) to imazamox,
Rojano-Delgado AM, Portugal JM, Palma-Bautista C, Alcántara-de la Cruz R, Torra J, Alcántara E, De Prado R.   +6 more
europepmc   +9 more sources

Investigation of Phytochemical in Euphorbia heterophylla and Euphorbia rothiana

International Journal of Medical, Pharmacy and Drug Research, 2022
The genus Euphorbia attracted the attention of many researchers as it is poorly studied. Euphorbia heterophyla and Euphorbia rothiana were selected and aimed to investigate the presence of phytochemicals screenings in leaf and stem. Aqueous, Acetone and Methanol Solvents were used for phytochemical analysis.
Gajanan D. Wadankar, Bharati R. Mahale, Mayuri V. Kute, Pranali D. Khadse   +3 more
openaire   +1 more source

Toxicological Effect of Euphorbia heterophylla Linn

Journal of Complementary and Alternative Medical Research, 2021
Euphorbia heterophylla has been reported to possess enormous medicinal benefits hence there is a need for holistic research on its toxicological effects. Four different solvents (cold and hot water, chloroform and 80% methanol) were used to extract the aerial parts of Euphorbia heterophylla Linn.
A. K. Onifade, J. K. Kone
openaire   +2 more sources