News on Potato Defects and Diseases from the United States

'Focus on Potato' has published a new webcast: on 'Corky Ringspot Disease in Potato'

Research by Professor Manuel Ospina-Giraldo on Phytophthora Infestans - the organism that caused the Irish Potato Famine - is being funded as part of a $999,900 “Education in Genomics-Based Microbial Forensics” grant from the United States Department of Agriculture.

La investigación realizada por el profesor Manuel Ospina Giraldo sobre el organismo que causó la hambruna de la papa en Irlanda, será financiada por el Departamento de Agricultura de los Estados Unidos (USDA), a través de una subvención de US$ 999.900 ...

'Focus on Potato' has published a new webcast:
'Aphid Management in Potatoes'

Storage conditions can be ripe for diseases to develop and devastate potato crops, leading many universities to seek ways to control or prevent diseases before they become a problem. At the University of Maine (UM) a fungicide testing program looks at...

Los productores de papa han estado esperando que los científicos encuentren un camino para combatir la sarna común de la papa. Los investigadores han encontrado un defensor en el suelo. Traducción al castellano del Ing. Agr. Carlos A. Del Caso del artí...

"Focus on Potato"of the Plant Management Network has published a new webscast: The Changing Face of Potato Virus Yby Dr. Stewart Gray of USDA-ARS

El desarrollo de nuevas tecnologías ha permitido a los especialistas un mejor entendimiento de la biología del Phytophthora infestans (Mont.) de Bary. Sin embargo, mucha de esta información se presenta de forma fragmentada o en publicaciones que a vece...

The North Dakota State University (NDSU) Blight Line reports the finding of a potato insect pest new to North Dakota, the potato psyllid.

The Plant Management Network (PMN), a nonprofit publisher of applied agricultural and horticultural information, announces the launch of  Focus on Potato, a resource that features webcasts and other science-backed information tools that will help potat...

La Red de Manejo de Cultivos (PMN, por sus siglas en ingles), una editorial sin fines de lucro con información agrícola y hortícola, anuncia el lanzamiento de "Focus on Potato", un recurso en ingles con emisiones por Internet y otras herramie...

Potato growers and scientists from Washington, Oregon and Idaho congregated at Washington State University’s Othello Research facility at Cox and Booker roads during Potato Field Day June 24 to exchange pertinent facts about pest control and water mana...

Despite hot dry weather, Late Blight was found in a field in northern Walsh County in northeast North Dakota late last week.This is in addition to finds in Dickey County in southeast North Dakota and in the Carberry and Carman areas of southern Manitob...

Potato late blight has been found and confirmed in the south Columbia Basin and Washington State University plant pathologist Dennis Johnson says more confirmations of the disease are expected this week. He says the disease was found in two locations. ...

Wild potato germplasm that offers resistance to some major potato diseases has been identified by Agricultural Research Service (ARS) scientists.

Científicos del Servició de Investigación Agrícola (ARS) han identificado germoplasma de una especie silvestre de papa que ofrece resistencia a algunas enfermedades principales de la papa.

When a major South American pest infests potato tubers, the plant produces bigger spuds, reports a study by Cornell, University of Goettingen and National University of Colombia researchers.The secret is in the spit, write the researchers online in the...

Worldwide, late blight is rated the worst of potato diseases. Intermittently since the 1990s, spores have turned up in commercial fields of Idaho, Washington, California and Oregon. When the spore is present it reproduces like a wildfire in cool, mois...