马铃薯缺陷和疾病 来自美洲

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.
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.
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.
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.
¿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.
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...
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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.
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.
From the archive
The fall armyworm (Spodoptera frugiperda) feeds on a wide range of plants, including occasionally on potatoes (shown). This insect cannot over-winter in areas where the ground freezes. (Courtesy: Ontario CropIPM)
十二月 11, 2017
Certis USA Licenses New Virus Technology for Control of Fall Armyworm
Certis USA has entered into an agreement with Corpoica, the Colombian Corporation for Agriculture Research, to license Corpoica’s Spodoptera frugiperda nucleopolyhedrovirus (SfMNPV) strain NPV003 and formulation technology for a biopesticide against the fall armyworm (Spodoptera frugiperda).
From the archive
The University of Maine have introduced a number of potato varieties in recent years resulting from its breeding program, such as the Sebec, the Caribou Russet (AF3362-1) and the Easton
十一月 27, 2017
UMaine receives grant for potato breeding with focus on quality improvement and pest resistance
The USDA-NIFA has awarded a grant totaling $388,000 to the University of Maine to study potato breeding and improve quality and pest resistance in the eastern United States.
From the archive
Researchers from all over the world were in Bangor for the '2017 Dickeya and Pectobacterium Summit', organized by the University of Maine Extension.
十一月 17, 2017
Potato researchers gather in Maine to find solutions for the Blackleg disease
Researchers from all over the world were in Bangor for the '2017 Dickeya and Pectobacterium Summit', organized by the University of Maine Extension.
From the archive
La marchitez bacteriana de la papa en Chile
十月 27, 2017
La marchitez bacteriana de la papa en Chile
Esta enfermedad es considerada la segunda más importante a nivel mundial. En Chile está clasificada como una enfermedad cuarentenaria presente bajo control oficial. Actualmente se encuentra en la zona sur del país, específicamente en la Región de La Araucanía. Este informe del Servicio Agrícola y Ganadero (SAG), ofrece información sobre el agente causal, su epidemiología y la situación en el país.
From the archive
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Potato psyllids that carry the Lso (Candidatus Liberibacter solanacearum) pathogen can cause zebra chip disease in potato crops.
十月 23, 2017
Zebra chip pathogen found in Western Canada for the first time
For the first time, evidence of the zebra chip pathogen has been found in potato fields in southern Alberta, but the University of Lethbridge’s Dr. Dan Johnson cautions against panic.
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十月 11, 2017
Argentina: Descifran el genoma del virus del enrollamiento de la hoja
El conocimiento de la secuencia completa, a cargo de investigadores del INTA, permite caracterizar el virus a nivel molecular y estudiar aspectos básicos y particulares de la infección. Además posibilita el desarrollo de herramientas biotecnológicas para mitigar las pérdidas ocasionadas por la infección, que pueden llegar hasta un 90 por ciento.
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A project underway in Aberdeen, Idaho, aims to develop russet potatoes with resistance to pale cyst nematode, while identifying new molecular markers associated with resistance.
十月 05, 2017
Idaho Potato Breeders aim to develop PCN Resistant Russets
A project underway in Aberdeen, Idaho, aims to develop russet potatoes with resistance to pale cyst nematode, while identifying new molecular markers associated with resistance.
From the archive
Zebra Chip symptoms 2 months after harvesting. From no symptoms (level 0) to compromised tuber (level 3).
九月 21, 2017
Mexico: Zebra Chip-tolerant potatoes for the fresh market
Researchers from the University of California Riverside and INIFAP (Mexico) identify four potato lines with increased tolerance to Zebra Chip disease
From the archive
Chile: Cuarentena por nematodo dorado de la papa podría durar 15 años
九月 08, 2017
Chile: Cuarentena por nematodo dorado de la papa podría durar 15 años
Autoridades del sector agrícola, en conjunto con investigadores y productores, se mantienen en alerta por la presencia de esta plaga que afecta a los cultivos de papa en la zona sur del país. Ya son 25 los predios que se mantienen en cuarentena.
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Chile: Lanzan tecnología para prevenir el nematodo dorado de la papa
九月 08, 2017
Chile: Lanzan tecnología para prevenir el nematodo dorado de la papa
INIA Remehue y Corfo presentaron una plataforma digital que asesora a los productores sobre cómo controlar el ingreso de la plaga a la zona.
From the archive

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