Results 151 to 160 of about 1,098,319 (273)

Cálculo convencional de estructuras : teoría : estructuras reticuladas

open access: yes, 1982
Teoría y problemas de cálculo convencional de estructuras. Los temas tratados son los siguientes: 1. Estructuras reticuladas. Clasificación, Características de una barra. 2. Método de Cross. Estructuras intraslacionales. 3. Método de Cross. Estructura traslacional. 4. Líneas de influencia en estructuras entramados.
openaire   +1 more source

Symbiosis‐associated UMAMIT transporters required for establishing efficient nitrogen fixation in Medicago truncatula

open access: yesNew Phytologist, Volume 250, Issue 1, Page 530-546, April 2026.
Summary To address a critical gap in understanding amino acid transport in legume–Rhizobium symbiosis, we investigated the role of symbiosis‐associated USUALLY MULTIPLE ACIDS MOVE IN AND OUT TRANSPORTERS (UMAMITs) in Medicago truncatula nodulation.
Courtney S. Winning   +8 more
wiley   +1 more source

Strain, procedures, and tools for reproducible genetic transformation and genome editing of the emerging plant model Spirodela polyrhiza

open access: yesNew Phytologist, Volume 250, Issue 2, Page 735-756, April 2026.
Summary Duckweeds (Lemnaceae) have excellent potential for fundamental and applied research due to ease of cultivation, small size, and continuous fast clonal growth. However, their usage as model organisms and platforms for biotechnological applications is often limited by the lack of universal genetic manipulation methods necessary for transgene ...
Verónica Barragán‐Borrero   +12 more
wiley   +1 more source

La gestión del desarrollo local con un enfoque integrador

open access: yesRetos de la Dirección, 2007
Se desarrolló una concepción teórico-metodológica que permite establecer un procedimiento para la implantación de novedosas tecnologías de dirección, en la gestión del desarrollo local en Cuba. La aplicación integral de esta concepción imprime una nueva
Ramón González Fontes
doaj  

Simulating the pathway from life history to phylogeny

open access: yes
New Phytologist, Volume 250, Issue 1, Page 12-14, April 2026.
Kieran N. Althaus, Andrew L. Hipp
wiley   +1 more source

Reconciling links between diversity and population stability across global plant communities

open access: yesNew Phytologist, Volume 250, Issue 1, Page 154-165, April 2026.
Summary Maintaining ecological stability is essential for sustaining ecosystem functions and the benefits they provide to society. Ecological theory predicts that plant diversity destabilizes local populations, yet empirical studies report variable effects.
Xiaobin Pan   +51 more
wiley   +1 more source

Decoding plant defense signaling using the defenseless mutant

open access: yesNew Phytologist, Volume 250, Issue 2, Page 1141-1156, April 2026.
Summary Can plants live without defenses? Mutant analysis in Arabidopsis thaliana has identified numerous regulators of biotic, abiotic, and hormone‐based defenses, but the redundancy among separate defense pathways remains unexplored. We constructed an Arabidopsis mutant, defenseless, lacking six canonical defense pathways using abi1‐1 (abscisic acid),
Bikash Baral, Mikael Brosché
wiley   +1 more source

A PLETHORA3/7 transcription factor shapes cucumber shoot architecture

open access: yesNew Phytologist, Volume 250, Issue 1, Page 230-245, April 2026.
Summary PLETHORA transcription factors (PLTs) are master regulators of plant development. Loss of shoot meristematic PLTs leads to reduced phyllotactic regularity and robustness in Arabidopsis and increased inflorescence branching in tomato. Whether these factors have similar functions in other species is not known.
Merijn Kerstens   +6 more
wiley   +1 more source

Estructuras discretas

open access: yes, 2013
Diapositivas utilizadas en el curso de Matemáticas discretas, sobre temas orientados a ingenieria informáticas, como: sistemas de numeración, lógica de las computadoras, lógica binaria, retículos, máquinas de estado finito, lenguajes formales, funciones iteradas, álgebras de Boole y las gramáticas de los lenguajes formales.
openaire   +1 more source

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