Results 61 to 70 of about 3,654 (216)

Induction of male sterility in transgenic chrysanthemums (Chrysanthemum morifolium Ramat.) by expression of a mutated ethylene receptor gene, Cm-ETR1/H69A, and the stability of this sterility at varying growth temperatures [PDF]

open access: yes, 2012
Chrysanthemum (Chrysanthemum morifoliumRamat.) is one of the most popular ornamentalflowers in the world, and many agronomic traits haverecently been introduced to chrysanthemum cultivarsby gene transformation.
Aida Ryutaro   +8 more
core   +1 more source

Selection of rhizobacteria for pre-emergence control of wild poinsettia, horseweed and sourgrass

open access: yesCientífica, 2019
This study aimed to select rhizobacteria isolates for pre-emergence control of three glyphosate-resistant species: horseweed ( Conyza sumatrensis ), sourgrass ( Digitaria insularis ), and wild poinsettia ( Euphorbia heterophylla ). Nineteen strains of Bacillus spp. and thirty-four strains of Pseudomonas spp. were isolated from soil samples from the
Cleiton Burnier de Oliveira   +3 more
openaire   +2 more sources

Commodity risk assessment of Prunus avium plants from United Kingdom

open access: yesEFSA Journal, Volume 22, Issue 7, July 2024.
Abstract The European Commission requested the EFSA Panel on Plant Health to prepare and deliver risk assessments for commodities listed in Commission Implementing Regulation (EU) 2018/2019 as ‘High risk plants, plant products and other objects'. This Scientific Opinion covers plant health risks posed by plants of Prunus avium possibly grafted on ...
EFSA Panel on Plant Health (PLH)   +33 more
wiley   +1 more source

Regeneração de Euphorbia heterophylla L. in vitro In vitro regeneration of Euphorbia heterophylla L.

open access: yesCiência 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   +2 more
doaj   +1 more source

The floriculture industry in Malta [PDF]

open access: yes, 2002
The floriculture industry in Malta is relatively small when compared to that of other European countries. However, despite several constraints, a number of growers deal exclusively with the production of floriculture products for local use.
Attard, Laurence   +2 more
core  

Pest categorisation of Ceroplastes rubens

open access: yesEFSA Journal, Volume 22, Issue 7, July 2024.
Abstract The European Commission requested the EFSA Panel on Plant Health to conduct a pest categorisation of Ceroplastes rubens Maskell (Hemiptera: Coccidae), following the commodity risk assessments of Acer palmatum plants grafted on A. davidii and Pinus parviflora bonsai plants grafted on P. thunbergii from China, in which C.
EFSA Panel on Plant Health (PLH)   +25 more
wiley   +1 more source

Período crítico de interferência de Euphorbia heterophylla na cultura da soja sob baixa densidade de semeadura Critical period of interference of Euphorbia heterophylla in soybean crop under low seeding rate

open access: yesPlanta Daninha, 2002
Durante o ano agrícola de 1999/2000, dois experimentos foram conduzidos na Fazenda Boa Terra, em Quarto Centenário-PR, com o objetivo de avaliar o efeito de diferentes períodos de controle e convivência de Euphorbia heterophylla sobre a produtividade da ...
D.K. Meschede   +3 more
doaj   +1 more source

Spread of new bacterial pathogens of cultivated plants and their risks

open access: yesFood Risk Assess Europe, Volume 2, Issue 2, April 2024.
Summary The presented study was created on the basis of the assignment of the Scientific Committee of Phytosanitary and Environment for the purpose of analysing information on the risk of spreading the spectrum of new bacterial pathogens of crops from available sources (EPPO database, information from the monitoring and survey of the spectrum of the ...
Scientific Committee on Phytosanitary and Environment
wiley   +1 more source

Análise de crescimento de biótipos de amendoim-bravo (Euphorbia heterophylla) resistente e suscetível aos herbicidas inibidores da ALS. [PDF]

open access: yes, 2011
A aplicação contínua de herbicidas do grupo químico das imidazolinonas, nas mesmas áreas de produção de soja, durante anos seguidos, no município de Cafelândia, PR, favoreceu a seleção de um biótipo resistente de amendoim-bravo (Euphorbia heterophylla ...
ADEGAS, F. S.   +4 more
core  

Commodity risk assessment of Petunia spp. and Calibrachoa spp. unrooted cuttings from Kenya

open access: yesEFSA Journal, Volume 22, Issue 4, April 2024.
Abstract The European Commission requested the EFSA Panel on Plant Health to evaluate the probability of entry of pests (likelihood of pest freedom at entry), including both regulated and non‐regulated pests, associated with unrooted cuttings of the genera Petunia and Calibrachoa produced under physical isolation in Kenya. The relevance of any pest for
EFSA Panel on Plant Health (PLH)   +33 more
wiley   +1 more source

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