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九月 01, 2011
Late blight hits potatoes in Alaska
Late blight has shown up in the fields of two potato producers, in Palmer and Delta Junction. Alaska. The University of Alaska Fairbanks Cooperative Extension Service is working with major potato producers to help prevent the spread.From the archive
五月 10, 2011
New Late Blight Tracking System
A new USDA-funded consortium will provide nationwide tracking of late blight infections of potato and tomato. A web site currently under development will allow users to report where late blight has been found, and to sign up for automatic notifications by email or text message when late blight is found nearby.From the archive
四月 06, 2011
Major late blight research project funded by the USDA
Given that world potato production is about 320 million tons per year (20 million tons per year in the United States) and world tomato production is about 120 million tons per year (13 million tons per year in the U.S.), late blight is a major problem worldwide even today.From the archive
十二月 26, 2010
Uso de fosfitos como alternativa de bajo impacto ambiental para el control del Phytophthora infestans
Presentación en PowerPoint de Andrés Arroyo Terán (Morera Ecuador S.A) en la I Expo Congreso Nacional de Papa, Expopapa (www.expopapa.com), realizada entre el 25-27 de noviembre de 2010 en la ciudad de Ibarra, Ecuador.From the archive
十二月 15, 2010
En Colombia, 68 mil has de papa están afectadas en mayor o menor proporción por el tizón tardío, debido a las intensas lluvias
La Federacafé ha dicho que por la roya están afectadas más de 300.000 hectáreas, incluyendo algunas renovadas con variedades susceptibles. En papa el diagnóstico es semejante.From the archive
十月 29, 2010
Investigador colombiano recibe beca del USDA para estudiar el patógeno causante del tizón tardío
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 ...From the archive
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十月 29, 2010
Professor Manuel Ospina-Giraldo Receives USDA Grant to Study Phytophthora
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.From the archive
十月 25, 2010
Los genes de las papas silvestres empiezan a ser parte de la lucha contra el tizón tardío
Pueden ser pequeños, pero suponen un aporte de gran alcance. Los parientes silvestres de la papa que consumimos diariamente pueden ser la clave para superar uno de los enemigos más despiadados del cultivo. Un estudio publicado recientemente por cient...From the archive
十月 25, 2010
Wild potatoes’ genes enlisted in the late blight arms race
They may be small but they pack a powerful punch. The wild relatives of the familiar potato varieties we find on our plates may yet hold the key to overcoming one of the crop’s most vicious enemies. From the archive
八月 18, 2010
Manitoba started processing new crop potatoes
In Manitoba, harvest of processing potatoes is underway.From the archive
七月 12, 2010
Evolución del brote de tizón tardío en Canadá
Los productores de papa de la Provincia de Manitoba están considerando cambiar a un ciclo más corto de pulverización de fungicidas si el tizón tardío continúa apareciendo en los campos de cultivo de la región. Vikram Bisht, patólogo vegetal de la Inic...From the archive
七月 12, 2010
Late blight developments Canada
Manitoba Potato growers may consider switching to a shorter fungicide spray cycle as late blight continues to show up in fields throughout the potato growing regions of the province.Vikram Bisht, plant pathologist with Manitoba Agriculture, Food and Ru...From the archive
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七月 07, 2010
Late blight found in Walsh Country, North Dakota
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...From the archive
六月 30, 2010
Late Blight shows up in Washington
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. ...From the archive
六月 15, 2010
Late blight threatens Manitoba potato crop
A fungus that could seriously damage Manitoba's multimillion-dollar commercial potato industry has been spotted at commercial nurseries, Manitoba Agriculture says. The provincial agency has issued a warning to residential gardeners after "late b...From the archive
五月 20, 2010
Late blight hotlines
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...From the archive
五月 06, 2010
Defender: Late blight-Resistant Potato variety from ARS Research
Potatoes are America’s number one vegetable crop. Per capita, Americans consume about 130 pounds annually.From the archive
四月 24, 2010
Will there be a sequel to last summer's late blight with tomatoes, potatoes?
Many readers are no doubt aware of last summer's late-blight infestation, in which a fungus, Phytophthora infestans, decimated local tomato and potato plantings. The fungus overwinters in southeastern United States but does not generally overwinter in ...From the archive