Results 91 to 100 of about 7,638 (201)

Morphological Anatomy of Leaf and Rhizome in Zingiber officinale Roscoe, with Emphasis on Secretory Structures

open access: yesHortScience, 2020
The morphological anatomy of leaf and rhizome was studied at different developmental stages in Zingiber officinale Roscoe using both light and electron microscopy, with an emphasis on characterizing secretory structures.
Huanfang Liu   +3 more
doaj   +1 more source

Free oxygen radicals regulate plasma membrane Ca2+- and K+-permeable channels in plant root cells [PDF]

open access: yes, 2003
Free oxygen radicals are an irrefutable component of life, underlying important biochemical and physiological phenomena in animals. Here it is shown that free oxygen radicals activate plasma membrane Ca²⁺- and K⁺-permeable conductances in Arabidopsis ...
Coutts, K.   +4 more
core   +2 more sources

Plant Growth‐Promoting Rhizobacteria Impacting Forage Mass of Urochloa ruziziensis and Megathyrsus maximus: A Reliable New Strategy for Tropical Pastures

open access: yesGrass and Forage Science, Volume 81, Issue 1, January-March 2026.
ABSTRACT Brazil is known for its extensive livestock production in pastures, supporting the world's second‐largest herd of cattle and being the leading beef exporter. However, livestock farming in Brazil has frequently been associated with soil degradation and greenhouse gas (GHG) emissions.
Gabriel Silva Guimarães   +4 more
wiley   +1 more source

Histological and Cytological Responses of Genotypes From Capsicum spp. to Meloidogyne enterolobii

open access: yesJournal of Phytopathology, Volume 174, Issue 1, January/February 2026.
ABSTRACT Sweet and chilli peppers (Capsicum spp.) are widely cultivated horticultural crops, but they are highly susceptible to root‐knot nematodes (Meloidogyne spp.). Among them, Meloidogyne enterolobii stands out for its aggressive parasitism and the severe damage it causes to economically important crops. This study aimed to describe and compare the
Mônica Lau da Silva Marques   +4 more
wiley   +1 more source

The Arabidopsis ATP-BINDING CASSETTE Transporter ABCB21 Regulates Auxin Levels in Cotyledons, the Root Pericycle, and Leaves

open access: yesFrontiers in Plant Science, 2019
The phytohormone auxin plays significant roles in regulating plant growth and development. In Arabidopsis, a subset of ATP-BINDING CASSETTE subfamily B (ABCB) transporters participate in polar movement of auxin by exclusion from and prevention of ...
Mark K. Jenness   +4 more
doaj   +1 more source

Cytokinin response factors regulate PIN-FORMED auxin transporters [PDF]

open access: yes, 2015
Auxin and cytokinin are key endogenous regulators of plant development. Although cytokinin-mediated modulation of auxin distribution is a developmentally crucial hormonal interaction, its molecular basis is largely unknown.
Beeckman, Tom   +19 more
core   +5 more sources

Pericycle [PDF]

open access: yesCurrent Biology, 2014
Tom Beeckman, Ive De Smet
openaire   +2 more sources

Spatiotemporal regulation of lateral root organogenesis in Arabidopsis by cytokinin [PDF]

open access: yes, 2012
The architecture of a plant's root system, established postembryonically, results from both coordinated root growth and lateral root branching. The plant hormones auxin and cytokinin are central endogenous signaling molecules that regulate lateral root ...
Benkova, Eva   +8 more
core   +2 more sources

Morphology and anatomy of the vegetative organs and scapes from Aphorocaulon (Paepalanthus, Eriocaulaceae)

open access: yesBrazilian Archives of Biology and Technology, 2001
The roots, stems, scapes and leaves anatomy of species of Paepalanthus subsect. Aphorocaulon were studied. The plants showed short stems with rosulate leaves and possessed an aerial axis branching, the paraclades.
Scatena Vera Lúcia   +1 more
doaj  

Anatomia de escapos, folhas e brácteas de Syngonanthus sect. Eulepis (Bong. ex Koern.) Ruhland (Eriocaulaceae) Anatomy of scapes, leaves, and bracts of Syngonanthus sect. Eulepis (Bong. ex Koern.) Ruhland (Eriocaulaceae)

open access: yesActa Botânica Brasílica, 2004
Estudou-se a anatomia de escapos, folhas e brácteas de 24 espécimes de Syngonanthus sect. Eulepis, que ocorrem nos campos rupestres do Brasil. Os escapos apresentam número variado de costelas, epiderme unisseriada, com células de paredes totalmente ...
Vera Lucia Scatena   +2 more
doaj   +1 more source

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