马铃薯缺陷和疾病 来自美洲

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.
Aerial view of a potato field near Rexburg, Idaho. Growers in Idaho say the crop is on track and look forward to warm weather in the weeks ahead.
七月 09, 2018
Idaho potato crop on track despite early cool weather
Idaho potato fields looked good as of early July as plants closed in over rows, signaling the tubers are preparing to grow strongly amid the hot-day, cool-night march toward harvest.
From the archive
Participants of the combined World Potato Congress and the 28th Congress of ALAP are enjoying a break between the presentations. More than 800 people from 50 countries gathered in Cusco, Peru.
六月 10, 2018
World Potato Congress highlights scientific advances
Tubers were the talk of the town in Cusco, Peru during the week of May 27, when the 10th World Potato Congress (WPC) and the 28th Congress of the Latin American Potato Association (ALAP) were held together for the first time.
From the archive
The lesions caused by Phytophthora nicotianae look a lot like late blight with disease on foliage
(Courtesy: Dr. Jean Ristaino, NCSU)
六月 10, 2018
Late blight look-alike spotted in potatoes in the Southern United States
Jean Ristaino, a professor at North Carolina State University with emphasis in research on Phytophthora infestans, reported on a late blight look-alike from tomato and potato in North Carolina.
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James Woodhall and his team placed 14 spore samplers in potato fields across the Snake River Valley in Idaho.
五月 31, 2018
Spore Sampling may alert Idaho Potato Growers faster of Late Blight threat
Potato growers in Idaho will now have the opportunity to learn about the presence of damaging fungal pathogens much earlier, thanks to the efforts of research staff at the University of Idaho. The research team, led by James Woodhall, has placed 14 spore samplers in potato fields across the Snake River Valley.
From the archive
Presentación del trabajo galardonado (Imagen del primer "slide")
四月 03, 2018
Premian al CIP en simposio internacional de manejo de plagas
El Centro Internacional de la Papa (CIP) fue galardonado por desarrollar métodos de aprendizaje basados en el descubrimiento de los agricultores, en Bangladesh, China, Etiopía, Uganda, Bolivia, Ecuador y Perú.
From the archive
Chile: Piden un mejor control de las plagas de la papa
四月 01, 2018
Chile: Piden un mejor control de las plagas de la papa
El INIA pide a los productores de papa proteger el patrimonio fitosanitario de la zona, tras el avance de plagas cuarentenarias que amenazan la condiciones de zona libre de Los Ríos y Los Lagos.
From the archive
Regulated Fields in Idaho as of March 12, 2018, according to the United States Department of Agriculture
三月 28, 2018
Judge rules Idaho Potato Fields illegally Quarantined
A federal judge ruled that the United States government illegally quarantined some Idaho potato fields infested with potato cyst nematodes (PCN), a pest that could threaten the state’s $1.2 billion potato industry.
From the archive
Benjamin 'Benjy' Firester, 18, of New York City, won the top award in the Regeneron Science Talent Search 2018 with a mathematical model that uses disease data to predict how weather patterns could spread late blight spores. (Courtesy: Society for Science
三月 14, 2018
Teen scientist wins USD 250,000 with late blight prediction model
Benjamin 'Benjy' Firester, 18, of New York City, won the top award in the Regeneron Science Talent Search 2018 with a mathematical model that uses disease data to predict how weather patterns could spread late blight spores.
From the archive
A conveyor belt takes potatoes into the $1.1 million chemical imaging machine (Insort's Sherlock Separator-2400) to be inspected for foreign objects or defects, such as surface scabs or rot.
二月 18, 2018
Sherlock Separator cleans up potatoes for processing at PEI Potato Solutions
Terrence McEachern of the Guardian spoke with Romana Roberts and Chris Hunt of PEI Potato Solutions on the Sherlock Separator they recently installed for the removal of foreign objects and defects, such as surface scabs or rot.
From the archive
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The Colorado potato beetle’s rapid spread, hardiness, and recognizable tiger-like stripes have caught global attention since it began infesting potatoes in the 1800s (Courtesy: Zach Cohen)
二月 01, 2018
Genome of the Colorado Potato Beetle studied as a model species for agricultural pest
The Colorado potato beetle is notorious for its role in starting the pesticide industry - and for its ability to resist the insecticides developed to stop it. Now scientists have sequenced the beetle’s genome, probing its genes for clues to its surprising adaptability.
From the archive
Specially developed for sorting whole potatoes, the Sherlock Separator can recognize and sort out foreign bodies - such as golf balls - and identify a wide range of potato defects.
一月 21, 2018
PEI Potato Solutions receives government support as the company invests in the latest sorting technology
The Government of Canada supports the investment in a Sherlock Separator potato sorter by RWL Holdings LTD (PEI Potato Solutions), a potato washing and sorting facility to optimize potatoes for processing prior to delivery to Cavendish Farms.
From the archive
¿Por qué es difícil instalar una planta de procesamiento de papa en Perú?
一月 19, 2018
¿Por qué es difícil instalar una planta de procesamiento de papa en Perú?
Acaba de terminar una huelga iniciada por los agricultores, quienes acusan a la importación de papa prefrita congelada de competencia desleal. Pero si el país tiene tanta papa ¿porqué importa este producto en lugar de producirlo? Lo explica Jhonatan Bringas, Gerente de Ventas Internacionales de Stet Holland BV.
From the archive
Damage caused by the potato tuber moth (Courtesy: Katja Poveda).
一月 13, 2018
When pests graze certain potatoes, yields double
When some Colombian potato varieties are lightly grazed by a pest, the plants respond by growing larger tubers, at times doubling their yields. Researchers see an opportunity and want to know more...
From the archive
The Colorado potato beetle, also known as the Colorado beetle is a major pest of potato crops.
一月 13, 2018
Lunchtime is over for the Colorado potato beetle
Chemicals in the leaves of potato plants, produced naturally by the plant, may hold the key to a new way to control Colorado potato beetles - a major pest for potato growers.
From the archive
La situación actual del cultivo de papa en Chile
十二月 11, 2017
La situación actual del cultivo de papa en Chile
Luis Miquel, Gerente General del Consorcio Papa Chile, destaca el avance sistemático de enfermedades cuarentenarias, enumera sus causas y consecuencias, y hace recomendaciones para solucionar los problemas estructurales del cultivo.
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