Results 51 to 60 of about 12,137 (232)

Giant kelp (Macrocystis pyrifera) gametophytes grow endophytically in red macroalgae: Implications for kelp restoration

open access: yesJournal of Phycology, EarlyView.
Abstract Giant kelp (Macrocystis pyrifera) forests have declined by 95% in Australia since the 1970s due to climate change. Despite expanding restoration efforts, long‐term recovery is still lacking. Factors influencing recruitment by the microscopic gametophyte phase may represent a key mechanism underpinning the successful recovery and restoration of
Tamzin Gannon   +8 more
wiley   +1 more source

Spore germination and gametophyte development of Cyathea atrovirens (Langsd. & Fisch.) Domin (Cyatheaceae) under different pH conditions

open access: yesBrazilian Journal of Biology
Cyathea atrovirens (Langsd. & Fisch.) Domin, an intensely exploited tree fern, is found inside forests in several succession stages, as well as in swamps, roadsides and unused fields in the Rio dos Sinos basin, in the state of Rio Grande do Sul, southern
C. Rechenmacher, JL. Schmitt, A Droste
doaj   +1 more source

Epigenetic landscape of germ line specific genes in the sporophyte cells of Arabidopsis thaliana

open access: yesFrontiers in Plant Science, 2015
In plants, the germline lineages arise in later stages of life cycle as opposed to animals where both male and female germlines are set aside early in development.
Chol-Hee eJung   +4 more
doaj   +1 more source

Studies on the Gametophyte of Selaginella

open access: yesAnnals of Botany, 1902
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
openaire   +2 more sources

Transcriptome analysis of haploid male gametophyte development in [PDF]

open access: yes, 2004
Background: The haploid male gametophyte generation of flowering plants consists of two- or three-celled pollen grains. This functional specialization is thought to be a key factor in the evolutionary success of flowering plants.
David Honys (57731), David Twell (42234)
core   +1 more source

The consequences of partial clonality on the spatiotemporal genetic structure of the red alga Chondria tumulosa (Ceramiales, Rhodophyta)

open access: yesJournal of Phycology, EarlyView.
Abstract The relative rates of sexual versus clonal reproduction partition genetic diversity, but the quantification of these rates remains limited in natural populations. This knowledge gap is particularly acute among tropical macroalgae. Chondria tumulosa is a red macroalga that has been documented at high abundance in the three northernmost atolls ...
Taylor M. Williams   +6 more
wiley   +1 more source

Growth and Maturation of Gametophyte in Eisenia bicyclis under Different Light Quality from Light Emitting Diodes(LEDs) [PDF]

open access: yes, 2014
We investigated the effect on growth and maturation of gametophyte in Eisenia bicyclis at 20℃, 12 h light-12 h dark cycle and 50μmol m-2 s―1 using four different light emitting diodes (LEDs) and a fluorescent light . The relative growth rates of the male
Abe, Mahiko   +19 more
core  

Green gravel as a vector of dispersal for kelp restoration

open access: yesFrontiers in Marine Science, 2022
Kelp forests are experiencing substantial declines due to climate change, particularly ocean warming and marine heatwaves, and active interventions are necessary to halt this decline.
Nahlah A. Alsuwaiyan   +12 more
doaj   +1 more source

Finding the sweet spot: An exploration of environmental factors to optimize Ulva carbohydrate content and composition

open access: yesJournal of Phycology, EarlyView.
Abstract Green macroalgae from the Ulva genus are rich in polysaccharides of interest, including ulvan, starch, and cellulose. However, their content and structure are impacted by environmental factors, which poses challenges for industrial applications, especially in the context of climate change.
Julie Grivotte, Zoë A. Popper
wiley   +1 more source

Growth and Maturation of Gametophyte in Undaria pinnatifida under Different Light Quality from Light Emitting Diodes(LEDs) [PDF]

open access: yes, 2019
The effects of light quality on growth and maturation of gametophyte in Undaria pinnatifida were examined in an indoor culture at 20℃ , 12 h light -12 h dark cycle and 50μmol m-2 s-1 using four different light emitting diodes (LEDs) and a fluorescent ...
Abe, Mahiko   +14 more
core  

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