马铃薯缺陷和疾病 来自美洲

Con el lema “Sabor y nutrición en un solo lugar”, la Asociación Latinoamericana de la Papa (ALAP) realizaron del 22 al 26 de agosto de 2016, el XXVII congreso bianual ALAP, encuentro que reunió connotados investigadores de diversas partes del mundo, productores, empresarios, extensionistas, estudiantes y otros interesados en conocer más sobre la producción de papa.

Justin Clements, a fifth year doctoral student in the Molecular and Environmental Toxicology Center working in the Department of Entomology at the University of Wisconsin-Madison, is the recipient of the 2016-2017 NPC Academic Scholarship.

Potato psyllids have been reported in specific fields in western and central North Dakota. At this point populations are not widespread.

Participants at the 25th annual Texas Potato Breeding and Variety Development Program field day learned that the harvest is underway, that psyllids are threatening unharvested fields and that new varieties are showing lots of promise.

El proyecto consiste en una investigación sobre la fisiología de la planta, involucrando tres niveles tróficos durante la interacción planta-insecto/plaga-depredador.

The heart of "Potato Country" in northeast North Dakota was devastated by baseball size hail that lasted up to 35 minutes last Tuesday night.

Manitoba's first case of late blight for the year was found in a western Manitoba field over the weekend.

Dickeya blackleg, often just called Dickeya, is a new disease in the United States. It was severe in 2015 at least partly reflecting hotter weather than previous 2 years when the pathogen likely was present and is developing again in 2016.

Several newly evolved strains of the disease known as potato virus Y, or PVY, can render potatoes unmarketable and reduce crop yield. What’s worse is the new viruses are particularly difficult to detect with the naked eye.

According to the University of Minnesota Extension 'Spudbug' Newsletter, it is shaping up to be a Colorado Potato Beetle (CPB) year in the Red River Valley.

Potato breeders at Oregon State University are working to identify the gene that makes certain potatoes resistant to nematodes, which could then be used to create new varieties.

Maine potato farmers have wrapped up planting and are hoping for a good year.

For years, PEI potato farmer Robert Green has been growing barley and canola in rotation with potatoes. This season, he’s decided to try something new.

Late blight is a potentially destructive disease of potato and tomato crops worldwide that can result in significant losses if detected too late, diagnosed incorrectly, or if not treated properly.

The University of Idaho is leading a $3.2 million project to combat microscopic worms (nematodes) that threaten potato production.

Innate Potatoes, a newly-approved, genetically modified potato variety, will not be grown commercially in Canada this year, says Simplot.

According to evaluations performed by the Agricultural Research Institute of Panama (IDIAP), the producers in the highland and medium regions of the province of Cocle could start producing potatoes.

Así la ha denominado el portal colombiano AgroNews. El Gorgojo de los Andes o gusano blanco de la papa (Premnotrypes spp.) se encuentra distribuido en Argentina, Chile, Bolivia, norte de Perú, la parte alta de la sierra de Ecuador, zonas altas de Colombia y en los Andes de Venezuela. Las pérdidas que ocasiona en el rendimiento del cultivo pueden ser del 50% dependiendo del nivel de población y manejo. La siguiente información le ayudará a identificarlo y controlarlo.