马铃薯缺陷和疾病 来自美洲

Named after the dark stripes that form inside potatoes after they are cut and fried, zebra chip disease is a potentially devastating affliction that can result in yield losses up to 100% for farmers (Courtesy: K. D. Swisher Grimm and S. F. Garczynski)
四月 20, 2019
New type of zebra chip disease discovered in potato fields of Oregon
ARS Researchers studied potato tubers from the Klamath Basin in Oregon infected with the causal bacteria of zebra chip disease. They confirmed the presence of the pathogen but did not identify the sample as one of the six known varieties (haplotypes).
Potato harvest in Idaho (undated)
一月 29, 2019
East Idaho Potato growers barely break even, according to University of Idaho report.
Idaho potato farmers are getting paid about the same amount for their spuds as they're investing in raising them, according to a University of Idaho Extension agricultural economist's report, presented during the Idaho Potato Conference.
Desarrollan tratamiento efectivo contra la polilla de la papa
一月 19, 2019
Desarrollan tratamiento efectivo contra la polilla de la papa
Los productores colombianos tendrán una nueva opción para combatir la enfermedad más importante que afecta a este cultivo: la polilla guatemalteca (Tecia solanivora)
Cómo Colombia evita el ingreso de la punta morada de la papa
一月 10, 2019
Cómo evita Colombia el ingreso de la punta morada de la papa
A finales del año pasado, Ecuador reportó la presencia de la enfermedad, por lo cual el Instituto Colombiano Agropecuario (ICA) emitió una alerta temprana fitosanitaria y está tomando medidas de prevención.
Argentina: La papa resistente al PVY lista para salir al mercado
一月 10, 2019
Argentina: La papa resistente al PVY lista para salir al mercado
El evento transgénico, desarrollado por investigadores del CONICET y la empresa Tecnoplant, ya obtuvo todos permisos necesarios para su comercialización en el pais.
The head of the Sidus group, Marcelo Argüelles, presented the biotechnological event flanked by the Secretaries of State Lino Barañao and Luis Miguel Etchevehere, of Science and Technology and Agro-industry, respectively.
十二月 21, 2018
Argentina: First Genetically Modified, PVY resistant potato goes on sale next year
After 20 years of biotechnological research, the first GM potato that is resistant to the PVY virus will go on sale next year in Argentina
Sponsored Content
Sponsored Content
Sponsored Content
Bolivia: Reaparece plaga que acaba un cultivo de papa en 2 días
十二月 18, 2018
Bolivia: Reaparece plaga que acaba un cultivo de papa en 2 días
La enfermedad se viene detectando en Cochabamba, donde hay ya 50 hectáreas de plantaciones afectadas. Al menos 39.000 toneladas de papa están en peligro. El daño es, especialmente, en las hojas y raíces.
El titular del grupo Sidus, Marcelo Argüelles, presentó el evento biotecnológíco flanqueado por los secretarios de Estado Lino Barañao y Luis Miguel Etchevehere, de Ciencia y Tecnología y de Agroindustria, respectivamente.
十二月 11, 2018
Argentina lanza la primera papa resistente al virus PVY
Después de 20 años de investigaciones, esta variedad saldrá a la venta el año que viene, con beneficios productivos y económicos estimados en 45 millones de dólares por año, sólo en el mercado argentino.
Roots affected by Potato cyst Nematodes (Courtesy: Jonathan D. Eisenback, Virginia Polytechnic Institute and State University)
十月 29, 2018
Potato Cyst Nematode (PCN) infested area in Idaho expanded by 87 acres
Effective October 10, the Animal and Plant Health Inspection Service (APHIS) added an 87-acre field to the pale cyst nematode (PCN) infested area in Bingham County, Idaho.
Plan emergente frente a nueva plaga de la papa en Ecuador
十月 26, 2018
Plan emergente frente a nueva plaga de la papa en Ecuador
La punta morada se transmite a la plantas por medio de un insecto. Es una enfermedad de difícil control y detección y causa pérdidas significativas de rendimiento y calidad a nivel mundial.
Investigadores analizan situación de la marchitez bacteriana
十月 12, 2018
Investigadores analizan situación de la marchitez bacteriana
Ocurrió en la ciudad chilena de Paillaco, durante un seminario organizado por el Ministerio de Agricultura y el INIA. El objetivo fue el de estudiar la situación actual de la enfermedad, su riesgo y el manejo preventivo.
An aerial view of a tobacco field in North Carolina after hurricane Florence. Any sweet potatoes that have been submerged for days will not be harvested.
九月 23, 2018
Fate North Carolina Sweet Potato Crop after Hurricane Florence still uncertain
The problem for North Carolina’s sweet potato farmers is knowing whether the drenching rains unleashed by hurricane Florence will have the same effect as being inundated by a flooded pond or creek. Some sweet potato fields received as much as 30 inches.
Sponsored Content

You May Also Like

Potato harvest in Sinaloa, Mexico
九月 19, 2018
New Mexican potato variety Citlali shows resistance to late blight and zebra chip disease
In Mexico, researchers of the National Forestry, Agriculture, and Livestock Research Institute (INIFAP), part of the Mexican Ministry of agriculture (SAGARPA), have developed a new potato variety, Citlali, with improved tolerance to diseases.
Polilla Guatemalteca (Tecia solanivora)
九月 16, 2018
Desarrollan bioplaguicida que ataca la polilla guatemalteca
Es un virus que las larvas de la polilla adquieren al alimentarse de la papa tratada. Para conocer mas sobre el bioplaguicida, escuche la entrevista que Caracol Radio de Colombia realizó a la ingeniera Paola Cuartas de Agrosavia.
It's not just the weather that makes this year's potato crop in Washington promising. Chris Voigt also credited the great care and detailed management by the Washington potato growers for the expected high yields and good quality(Courtesy: Washington St
八月 13, 2018
Washington potato growers struggling to keep up with demand
The Washington State Potato Commission, headquartered in Moses Lake, Washington, has been pleasantly surprised by the weather and its impact on this year’s potato crop in the state.
Lakesh Sharma, assistant professor with the University of Maine Cooperative Extension and University of Maine Presque Isle, talks about trials using beneficial mycorrhizae fungi in potatoes at the Aroostook Research Farm in Presque Isle on August 8.(Cou
八月 12, 2018
Range of potato experiments underway at Maine Research Farm (Aroostook)
Farmers, researchers and members of the public gathered at the University of Maine’s Aroostook Research Farm in Presque Isle last Wednesday to learn about the latest in potato research.
Potato field in Pennsylvania naturally infected with late blight, September 2014. Only surviving plants are Innate™ generation two (Courtesy: J.R. Simplot)
八月 06, 2018
ARS scientists streamline process to introduce multiple genes - as is required to make potatoes resistant to late blight
Agricultural Research Service (ARS) scientists in Albany, California, have found a way to streamline the process that scientists use to insert multiple genes into a crop plant. Simplot is planning to use it to introduce multiple genes into potatoes to make them resistant to late blight
'There are probably not too many places on P.E.I. over the next few weeks that you won't notice a brilliant yellow field,' according to Greg Donald, PEI Potato Board.
七月 29, 2018
Potato Farmers Prince Edward Island are planting more mustard than ever
Potato Growers on Prince Edward Island report they are planting more mustard than ever this year.

过滤

按主题精选
Refine By Regions
按时间(年)
语言偏好设置