Results 21 to 30 of about 168,259 (210)

A metabolite roadmap of the wood‐forming tissue in Populus tremula

open access: yesNew Phytologist, Volume 228, Issue 5, Page 1559-1572, December 2020., 2020
Summary Wood, or secondary xylem, is the product of xylogenesis, a developmental process that begins with the proliferation of cambial derivatives and ends with mature xylem fibers and vessels with lignified secondary cell walls. Fully mature xylem has undergone a series of cellular processes, including cell division, cell expansion, secondary wall ...
Ilka N. Abreu   +7 more
wiley   +1 more source

Utilização da fibra bruta na nutrição da piracanjuba (Brycon orbignyanus)

open access: yesActa Scientiarum: Animal Sciences, 2008
Este experimento teve por objetivo avaliar o desempenho da piracanjuba, quando arraçoada com dietas contendo diferentes níveis de fibra bruta. Empregou-se um lote de 60 alevinos, com peso médio de 17,40±3,06g e comprimento padrão médio de 11,70±0,73cm ...
Juan Esquivel Garcia   +3 more
doaj   +1 more source

Imperforate tracheary elements and vessels alleviate xylem tension under severe dehydration: insights from water release curves for excised twigs of three tree species

open access: yesAmerican Journal of Botany, Volume 107, Issue 8, Page 1122-1135, August 2020., 2020
Premise Water stored in the xylem of woody plants is important for supporting the transpiration stream under prolonged drought, yet the source of stored water within the xylem during drought remains unclear. Insights into xylem water utilization during drought will uncover the adaptation strategies of the test species to stress.
Kenichi Yazaki   +11 more
wiley   +1 more source

Parallel evolution of arborescent carrots (Daucus) in Macaronesia

open access: yesAmerican Journal of Botany, Volume 107, Issue 3, Page 394-412, March 2020., 2020
Premise Despite intensive research, the pathways and driving forces behind the evolution of derived woodiness on oceanic islands remain obscure. The genus Daucus comprises mostly herbs (therophytes, hemicryptophytes) with few rosette treelets (chamaephytes) endemic to various Macaronesian archipelagos, suggesting their independent evolution.
Kamil E. Frankiewicz   +9 more
wiley   +1 more source

Influência da espessura nas propriedades mecânicas de compósitos híbridos interlaminares de curauá/vidro/poliéster

open access: yesPolímeros, 2014
O interesse do uso de fibras vegetais (ex. juta, sisal e curauá) para aplicações mais nobres, como em reforço de materiais compósitos poliméricos, vem aumentando com o passar dos anos devido a aspectos diversos e, em especial, à legislação ambiental e à ...
Clarissa C. Angrizani   +3 more
doaj   +1 more source

Development and characterization of 20 novel EST‐SSR markers for Pteroceltis tatarinowii, a relict tree in China

open access: yesApplications in Plant Sciences, Volume 8, Issue 2, February 2020., 2020
Premise Pteroceltis tatarinowii (Ulmaceae), the only species of the genus Pteroceltis, is an endangered tree in China. Here, novel expressed sequence tag–simple sequence repeat (EST‐SSR) markers were developed to illuminate its genetic diversity for conservation and assisted breeding.
Mengyuan Zhang   +6 more
wiley   +1 more source

Obtención de celulosa blanqueada de Ricinus communis L. mezclada con fibra industrial para fabricar papel bond

open access: yesRevista Mexicana de Ciencias Forestales, 2018
En este estudio se describe el procedimiento para obtener celulosa de Ricinus communis blanqueada y mezclada con fibra industrial para su evaluación e incorporación en la fabricación de papel bond. Se extrajo una muestra del tallo, se le descortezó y
Teófilo Escoto García   +4 more
doaj   +1 more source

Comparação de fibras foliares de brotações de curauá (Ananas erectifolius L.B.Sm) propagadas pelo método convencional e pelo estiolamento in vitro

open access: yesOrnamental Horticulture, 2007
O objetivo deste trabalho foi comparar as fibras existentes em brotações de curauá cultivadas in vitro, pelo método convencional e pelo método de ...
Flávia Dionísio Pereira   +6 more
doaj   +1 more source

Dinámica de la identidad como componente favorecedor al relevo generacional de las artesanas en fibra vegetal del distrito de Végueta

open access: yesSalud, Ciencia y Tecnología
El objetivo de la investigación fue determinar y explicar cómo la dinámica de la identidad actúa como un componente favorecedor en el relevo generacional de las artesanas de fibra vegetal en el distrito de Végueta.
Patricia Elena Ramos-La Rosa   +5 more
semanticscholar   +1 more source

Breeding progress and preparedness for mass‐scale deployment of perennial lignocellulosic biomass crops switchgrass, miscanthus, willow and poplar

open access: yesGCB Bioenergy, Volume 11, Issue 1, Page 118-151, January 2019., 2019
Plant breeding links the research effort with commercial mass upscaling. The authors’ assessment of development status of the four species is shown (poplar having two: one for short rotation coppice (SRC) poplar and one for the more traditional short rotation forestry (SRF)). Mass scale deployment needs developments outside the breeding arenas to drive
John Clifton‐Brown   +58 more
wiley   +1 more source

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