Results 51 to 60 of about 638 (144)

Identificación de inhibidores peptídicos de proteasas con potencial aplicación biomédica obtenidos a partir de Solanum tuberosum subespecie andígena variedad Malcacha (papa andina) [PDF]

open access: yes, 2019
Objetivos: a) Obtener extractos crudos a partir de extractos vegetales de Solanum tuberosum subespecie andígena variedad “Malcacha”. b) Detectar actividad inhibitoria de proteasas en los extractos obtenidos.
Martín, Julia
core  

Evaluación de marcadores moleculares asociados con resistencia a gota (Phytophthora infestans L.) en papas diploides y tetraploides

open access: yesRevista Colombiana de Biotecnología, 2011
Título en ingles: Evaluation of molecular markers associated with resistance to late blight (Phytophthora infestans L.)  in diploid and tetraploid potatoes Resumen La papa, cultivo de importancia a nivel mundial es gravemente afectado por gota ...
D. K. Juyó   +2 more
doaj  

Aging later but faster: how StCDF1 regulates senescence in Solanum tuberosum

open access: yesNew Phytologist, Volume 242, Issue 6, Page 2541-2554, June 2024.
Summary In potato, maturity is assessed by leaf senescence, which, in turn, affects yield and tuber quality traits. Previously, we showed that the CYCLING DOF FACTOR1 (StCDF1) locus controls leaf maturity in addition to the timing of tuberization. Here, we provide evidence that StCDF1 controls senescence onset separately from senescence progression and
Li Shi   +7 more
wiley   +1 more source

Nuevas variedades de papa Solanum tuberosum spp Andígena (B1C5), obtenidas a través de selección participativa por los agricultores del Altiplano de Puno - Perú [PDF]

open access: yes, 2010
pp.137-138. Sección GM18.La papa es el cultivo más importante en el Altiplano Peruano. Las variedades nativas ocupan la mayor área sembrada; sin embargo, algunos factores bióticos y abióticos son limitantes en su producción, originando bajos rendimientos
Landeo, Juan   +3 more
core   +1 more source

Respuesta de 97 genotipos de papa criolla (Solanum tuberosum Grupo phureja y andígena) a Phytophthora infestans (Mont.) de Bary.

open access: yes, 2019
El principal problema biótico que se presenta en las regiones productoras de papa de América Latina y el mundo es la enfermedad causada por Phytophthora infestans, conocida en la región natural andina de Suramérica como gota, lancha y tizón tardío, entre
Ordóñez Abrigo, Patricia Alexandra
core   +1 more source

Breeding for potato cyst nematode resistance in Solanum tuberosum

open access: yesCrop Science, Volume 64, Issue 3, Page 1167-1182, May/June 2024.
Abstract Two species of potato cyst nematodes (PCNs), Globodera rostochiensis (Woll.) and Globodera pallida (Stone), threaten potato (Solanum tuberosum L.) production worldwide. PCNs are remarkably persistent in soil and can reduce potato yield significantly. The most sustainable approach to PCN control is deploying resistant cultivars.
Pia Spychalla, Walter S. De Jong
wiley   +1 more source

Propuesta de un sistema de transformación de plantas de papa (<i>Solanum tuberosum sp. andigena</i> var. Pastusa suprema) mediado por <i>Agrobacterium tumefaciens</i>

open access: yesAgronomía Colombiana, 2007
<p align="justify">Se ha demostrado que la transformación de papa (<i>Solanum tuberosum</i>) mediada por <i>Agrobacterium tumefaciens</i> es dependiente del genotipo y que la mayoría de protocolos de transformación ...
López Alfredo, Chaparro Alejandro
doaj  

Commodity risk assessment of Petunia spp. and Calibrachoa spp. unrooted cuttings from Kenya

open access: yesEFSA Journal, Volume 22, Issue 4, April 2024.
Abstract The European Commission requested the EFSA Panel on Plant Health to evaluate the probability of entry of pests (likelihood of pest freedom at entry), including both regulated and non‐regulated pests, associated with unrooted cuttings of the genera Petunia and Calibrachoa produced under physical isolation in Kenya. The relevance of any pest for
EFSA Panel on Plant Health (PLH)   +33 more
wiley   +1 more source

Potato Gene Y-1 is an N Gene Homolog That Confers Cell Death Upon Infection with potato virus Y

open access: yesMolecular Plant-Microbe Interactions, 2002
ADG2 is a DNA sequence mapped to a resistance (R) generich region at the distal end of chromosome XI in potato (Solanum tuberosum subsp. andigena).
Sabina Vidal   +4 more
doaj   +1 more source

Yield reduction caused by elevated temperatures and high nitrogen fertilization is mitigated by SP6A overexpression in potato (Solanum tuberosum L.)

open access: yesThe Plant Journal, Volume 117, Issue 6, Page 1702-1715, March 2024.
Significance Statement Potato plants display diminished yield in response to heat stress, with traditional fertilization methods failing to negate this decrease. However, by overexpression of the tuberigen SP6A, we show improved nitrogen utilization, enabling these plants to maintain stable yields even under elevated temperature.
Lisa Koch   +3 more
wiley   +1 more source

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