Results 11 to 20 of about 436 (122)
La helada es el estrés abiótico caracterizado por la disminución de la temperatura del aire por debajo de cero grados centígrados, es uno de los problemas de mayor incidencia e impacto en la agricultura andina.
Diana Martinez +2 more
doaj +5 more sources
Las enfermedades virales son uno de los principales problemas fitopatológicos de la papa. Con el fin de determinar los virus más prevalentes en cultivos de papa var.
Yuliana Marcela Gallo García +5 more
doaj +4 more sources
Tight Physical Linkage of the Nematode Resistance Gene Gpa2 and the Virus Resistance Gene Rx on a Single Segment Introgressed from the Wild Species Solanum tuberosum subsp. andigena CPC 1673 into Cultivated Potato [PDF]
Comparative mapping studies within several plant genera have shown that genes for resistance to taxonomically diverse pathogens are often co-localized on the maps of these genotypes.
Jeroen Rouppe van der Voort +8 more
doaj +3 more sources
Las papas kurau, presentan atributos importantes, como resistencia a plagas y enfermedades, tolerancia a sequías. Sin embargo, pocas son las familias que cultivan.
Milka Tello Villavicencio
doaj +1 more source
<p align="justify"> El presente trabajo se realizó en el municipio de Pasto, departamento de Nariño, Colombia, a 2.710 msnm. El objetivo fue evaluar la reacción de los clones de papa Blanca, Pintada, Rosada tipo Capiro, Roja Guata, Roja ...
Betancourth G. Carlos +2 more
doaj +2 more sources
La papa es uno de los principales cultivos de importancia a nivel mundial. Según la Cadena Agroalimentaria de la papa de Colombia, la sarna polvosa está dentro de los siete principales problemas fitosanitarios de este cultivo en las zonas productoras. La
JULIANA SOLER-ARANGO +4 more
doaj +1 more source
Identification and in silico comparison of transposable elements of Solanum tuberosum subsp. andigena from two localities of Peru [PDF]
ABSTRACT The potato is one of the main crops in Peru, being one of the pillars in the country’s economy. It also has a cultural importance, being a basic element of Peruvian gastronomy and an emblematic crop of the Peruvian highlands, where small farmers over time have been able to conserve and cultivate 6048 native ...
Sheyla Carmen Sifuentes +1 more
openaire +1 more source
Genetic diversity of the Andean tetraploid cultivated potato (Solanum tuberosumL. subsp.andigenaHawkes) evaluated by chloroplast and nuclear DNA markers [PDF]
Andigena potatoes (Solanum tuberosum L. subsp. andigena Hawkes) (2n = 4x = 48) are native farmer-selected important cultivars that form a primary gene pool of the common potato (Solanum tuberosum L. subsp. tuberosum). The genetic diversity of 185 Andigena accessions and 6 Chilean native potatoes (S. tuberosum subsp.
Sukhotu, Thitaporn +2 more
openaire +2 more sources
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
openaire +1 more source
Improvement of Andigena genotypes for tuber characters was attempted by making Andigena × Andigena crosses. Andigena accessions could be considerably improved for characters like yield and tuber size by crossing among themselves. Progenies of different cross types like full-sibs, half-sibs, back crosses and cross between unrelated parents among the ...
RAJ KUMAR, J GOPAL, S K PANDEY
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