Results 51 to 60 of about 260 (133)

Postharvest bacterial succession on cut flowers and vase water.

open access: yesPLoS ONE, 2023
In cut flowers, xylem occlusion or blockage by bacteria negatively affects water balance and postharvest quality. Many studies have used culture-based methods to examine bacterial populations in vase water and their effects on flower longevity.
Yen-Hua Chen   +2 more
doaj   +1 more source

Preharvest Spraying of CaCl2 Alleviates the Scape Bending of Gerbera ‘Harmony’ Flowers by Strengthening the Pectin Crosslinks through Ca2+ Bonds

open access: yesHorticulturae, 2022
Scape bending is the primary cause shortening the vase life of cut gerbera flowers (Gerbera jamesonii ‘Harmony’). A previous study showed that this bending is closely related to the scape hardness, which is attributed to cell wall rigidity maintained by ...
Jiwon Park, Wan Soon Kim
doaj   +1 more source

Commodity risk assessment of Populus alba, Populus nigra and Populus tremula plants from the UK

open access: yesEFSA Journal, Volume 23, Issue 3, March 2025.
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 Populus alba, Populus nigra and ...
EFSA Panel on Plant Health (PLH)   +32 more
wiley   +1 more source

Efeito residual de diferentes fontes de silício e concentrações de MS na aclimatização de gérbera (Gerbera jamesonii) cultivadas in vitro

open access: yesOrnamental Horticulture, 2007
A gérbera é uma espécie ornamental de grande expressão na Europa, onde os maiores produtores são a Holanda, França e Itália perfazendo um total de 62% do total da produção no oeste europeu.
Diogo Pedrosa Corrêa da Silva   +5 more
doaj   +1 more source

Synergistic Effect: Comprehensive Strategic Results of a Plant Protection Preparation and Agricultural Biogas Slurry in Enhancing Silage Maize Yield

open access: yesInternational Journal of Agronomy, Volume 2025, Issue 1, 2025.
This study aimed to investigate the effects of individual and combined applications of agricultural biogas slurry (ABS) and a plant protection preparation (GZM) on enhancing the yield of silage maize. In four different 15 ha fields of green silage maize, the treatments of control, ABS, GZM, and a combination of ABS and GZM were applied in sequence ...
Huanqing Wang   +6 more
wiley   +1 more source

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

open access: yesEFSA Journal, Volume 22, Issue 11, November 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 Costa Rica.
EFSA Panel on Plant Health (PLH)   +37 more
wiley   +1 more source

The hidden diversity of vascular patterns in flower heads

open access: yesNew Phytologist, Volume 243, Issue 1, Page 423-439, July 2024.
Summary Vascular systems are intimately related to the shape and spatial arrangement of the plant organs they support. We investigate the largely unexplored association between spiral phyllotaxis and the vascular system in Asteraceae flower heads. We imaged heads of eight species using synchrotron‐based X‐ray micro‐computed tomography and applied ...
Andrew Owens   +7 more
wiley   +1 more source

Germinação de sementes de gérbera (Gerbera jamesonii Bollus) em temperaturas controladas e condições naturais no Submédio São Francisco

open access: yesOrnamental Horticulture, 2007
A propagação sexuada é importante em programas de melhoramento por promover a recombinação genética e, dessa forma o surgimento de novos fenótipos.
Joselita Cardoso Souza   +5 more
doaj   +1 more source

Complex petal spot formation in the Beetle Daisy (Gorteria diffusa) relies on spot‐specific accumulation of malonylated anthocyanin regulated by paralogous GdMYBSG6 transcription factors

open access: yesNew Phytologist, Volume 243, Issue 1, Page 240-257, July 2024.
Summary Gorteria diffusa has elaborate petal spots that attract pollinators through sexual deception, but how G. diffusa controls spot development is largely unknown. Here, we investigate how pigmentation is regulated during spot formation. We determined the anthocyanin composition of G. diffusa petals and combined gene expression analysis with protein
Róisín Fattorini   +9 more
wiley   +1 more source

Risk assessment of Phlyctinus callosus for the EU

open access: yesEFSA Journal, Volume 22, Issue 7, July 2024.
Abstract Following a request from the European Commission, the EFSA Panel on Plant Health performed a quantitative risk assessment for the EU of Phlyctinus callosus (Coleoptera: Curculionidae), a polyphagous pest occurring in Australia, New Zealand and South Africa.
EFSA Panel on Plant Health (PLH)   +27 more
wiley   +1 more source

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