Results 11 to 20 of about 151,208 (158)

Análisis Funcional de Crecimiento y Desarrollo de Cuatro Variedades de Papa (Solanum tuberosum subsp. andigena) [PDF]

open access: yesRevista Facultad de Ciencias Básicas, 2013
Bajo las condiciones ambientales de la Sabana de Bogotá, se realizó un análisis de crecimiento funcional en las variedades de papa Monserrate, Única, Zipa y Morita pertenecientes a la especie <em>Solanum tuberosum </em>subsp. <em>andigena</em>. Se establecieron parcelas únicas de 90 m2 a una densidad de 33.333 plantas ha-1. Sema­
Gaitán Moreno, Ángela Patricia   +4 more
core   +8 more sources

Respuesta agronómica y económica de papa (Solanum tuberosum subsp. andigena) a la fertilización diferencial en cuatro ambientes de Nariño, Colombia

open access: yesRevista Colombiana de Ciencias Hortícolas, 2022
Debido a la importancia del cultivo de papa en Nariño, Colombia, la alta participación de fertilizantes en los costos de producción (25%) y la gran variabilidad de suelos en la región, se evaluaron agronómica y económicamente tres niveles de fertilización para seis cultivares de Solanum tuberosum subsp.
Carlos Alberto Marcillo-Paguay   +3 more
core   +3 more sources

GERMIN3 regulates tuber initiation and axillary bud activation by facilitating plasmodesmatal gating. [PDF]

open access: yesPlant J
Significance Statement We present evidence that GERMIN3 lies downstream of the tuberigen activation complex (and possibly the florigen activation complex) to regulate plasmodesmatal (PD) gating to facilitate the flux of sucrose to meristems leading to meristem activity and downstream developmental processes.
Campbell R   +11 more
europepmc   +2 more sources

Análisis de la interacción genotipo por ambiente en papa (Solanum tuberosum spp. andigena), a través de una metodología no paramétrica Analysis of genotype by environment interaction in potato (Solanum tuberosum spp. andigena) by a non-parametric methodology

open access: yesAgronomía Colombiana, 2000
El Programa de Mejoramiento en Papa, liderado por la Universidad Nacional de Colombia, estableció nueve pruebas regionales durante los años 1998 y 1999, para la evaluación de 20 genotipos promisorios de Solanum tuberosum subsp. andigena. Para el análisis
Cortes José M.   +3 more
doaj   +1 more source

The autotetraploid potato genome provides insights into highly heterozygous species

open access: yesPlant Biotechnology Journal, Volume 20, Issue 10, Page 1996-2005, October 2022., 2022
Summary Potato (Solanum tuberosum L.) originated in the Andes and evolved its vegetative propagation strategy through short day‐dependent tuber development. Herein, we present a high‐quality, chromosome‐scale reference genome sequence of a tetraploid potato cultivar. The total length of this genome assembly was 2.67 Gb, with scaffold N50 and contig N50
Fang Wang   +11 more
wiley   +1 more source

Late blight resistance in wild potato species—Resources for future potato (Solanum tuberosum) breeding

open access: yesPlant Breeding, Volume 141, Issue 3, Page 314-331, June 2022., 2022
Abstract Late blight remains the most devastating disease in potato cultivation. The best protection against this disease could be achieved by durably resistant cultivars, but these do not exist at present. To advance resistance breeding, the search for resistant wild potato species and the characterization of their resistance is important.
Johanna Blossei   +3 more
wiley   +1 more source

Potato cyst nematodes Globodera rostochiensis and G. pallida

open access: yesMolecular Plant Pathology, Volume 22, Issue 5, Page 495-507, May 2021., 2021
PCN are biotrophic pathogens with a survival stage that allows them to persist in soil in the absence of a host facilitating their spread to all regions where potatoes are grown. Abstract Taxonomy Phylum Nematoda; class Chromadorea; order Rhabditida; suborder Tylenchina; infraorder Tylenchomorpha; superfamily Tylenchoidea; family Heteroderidae ...
James A. Price   +3 more
wiley   +1 more source

Commodity risk assessment of Ullucus tuberosus tubers from Peru

open access: yesEFSA Journal, Volume 19, Issue 3, March 2021., 2021
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 tubers of Ullucus tuberosus imported from Peru ...
EFSA Panel on Plant Health (PLH)   +25 more
wiley   +1 more source

Comparative sequence analysis of the potato cyst nematode resistance locus H1 reveals a major lack of co-linearity between three haplotypes in potato (Solanum tuberosum ssp.) [PDF]

open access: yes, 2010
The H1 locus confers resistance to the potato cyst nematode Globodera rostochiensis pathotypes 1 and 4. It is positioned at the distal end of chromosome V of the diploid Solanum tuberosum genotype SH83-92-488 (SH) on an introgression segment derived from
Goverse, A.   +21 more
core   +1 more source

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