马铃薯缺陷和疾病 来自美洲

Potato purple top wilt (PMP)
六月 19, 2024
Colombia: medidas fitosanitarias de prevención
El gobierno de Colombia esta preocupado por la incidencia de la enfermedad conocida como punta morada.
Chile: Con papa nativa quieren ponerle color a los alimentos
六月 12, 2024
Perú: resistencia a tizón tardío
El CIP ha obtenido resultados sobresaliente en el desarrollo de su variedad CIP-Matilde, resistente al tizón tardío gracias a los cruzamientos con variedades silvestres.
Potato Bush
五月 13, 2024
Calcium Can Protect Potato Plants from Bacterial Wilt
Scientists have discovered that calcium plays a significant role in enhancing the resistance of potato plants to bacterial wilt. This disease causes worldwide losses of potatoes costing USD 19 billion per year.
Guatemalan tuber moth larvae cause great damage to potatoes. (Courtesy: Pavan Kumar, Boyce Thompson Institute)
四月 09, 2024
Colombia: alerta fitosanitaria por polilla guatemalteca
El Instituto Colombiano Agropecuario (ICA) dio la alerta por la plaga que puede comprometer seriamente los cultivos de la regiones más céntricas del país.
Yellow potatoes
三月 06, 2024
Colombia: cambios en las tendencias de mercado para el mes de Marzo
En Colombia los precios se mantienen a la baja pero se esperan cambios para finales de Marzo. Presidente de la Federación Nacional de productores explicó las tendencias.
Dos mil agricultores pierden S/ 300 mil por la rancha en papa
三月 06, 2024
Perú: 550 hectares de producción perdidas por la phytophthora
En la provincia de Junin, Perú, más de dos mil productores perdieron un total aproximado de 550 hectáreas. Las fuertes lluvias favorecieron el desarrollo de la plaga.
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Potato IPM
二月 25, 2024
Potatoes USA - Supported research into Neonic alternatives receives USDA funding
The U.S. Department of Agriculture (USDA)’s Specialty Crop Research Initiative (SCRI) recently announced funding for a four-year, Potatoes USA-supported research project to develop and evaluate potential alternatives to neonicotinoids for pest management of potato crops.
A ban on exports of P.E.I. potatoes to the U.S. last fall led to the destruction of hundreds of millions of pounds of potatoes. (Courtesy: Mary Kay Sonier/PEI Potato Board)
二月 07, 2024
La Isla Principe Eduardo vuelve al mercado mundial
Después de años fuera de la escena mundial tras la detección de la sarna verrugosa en sus campos, la Isla Principe Eduardo se dispone a reclamar el podio como productora de elite.
Fresh Potatoes
一月 25, 2024
New potato-threatening pathogens reported for first time in Pennsylvania, United States
Researchers of the Pennsylvania State University identified potential threats to the local potato crop by collecting potato stems or tubers that exhibited symptoms of black leg or soft rot from 26 potato fields. They were able to isolate, culture and identify 456 samples of bacteria infecting potatoes.
Tecia solanivora
一月 03, 2024
Perú: gobierno promueve medidas para controlar la polilla guatemalteca
Peru aprobó medidas para controlar a la polilla guatemalteca en la región, una de las plagas con mayor impacto sobre la producción de papa.
A, Virus particles visualized in the transmission electron microscope (TEM); scale bar equals 100 nm. B, Electrophoretic migration pattern of nucleic acid extracted from purified virions of the virus coded SB26/29.
十二月 22, 2023
Potato rugose stunting virus, a newly characterized potato virus
In the 1990s, a previously uncharacterized disease of viral aetiology was observed in cultivated potatoes (Solanum tuberosum) in Southern Peru.
Wireworms overwinter just below the frost line, at least three feet underground.
十二月 02, 2023
Beyond Insecticide: How wireworm behaviour gives clues to managing their population
Wireworms are a common potato plant predator, living in soil and feeding on roots. They are notoriously difficult to control, and populations are increasing in farm fields across Canada
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Rob Sears hopes his bioengineered potato radiation sensors will open the door to future innovations in organic technology. Image courtesy UTIA.
十一月 29, 2023
UTIA PhD Student Bioengineers Potato Plant to Detect Gamma Radiation
PhD student Rob Sears engineered the potato plant, also known as a phytosensor, to indicate high radiation levels through changing leaf fluorescence.
Zsofia Szendrei, professor in MSU's Department of Entomology
十一月 13, 2023
Research team led by MSU scientist receives USD 6 million USDA grant to study pest-management strategies for potato systems
A research team has received a USD 6 million grant from the U.S. Department of Agriculture (USDA) National Institute of Food and Agriculture (NIFA) to study insect pest management strategies for United States potato production systems.
Verticillium wilt
十一月 08, 2023
Algoritmo para detección de enfermedades en papa ve la luz en Colombia
Un equipo Colombiano liderado por William Alfonso León Rueda, logró desarrollar un algoritmo capaz de identificar una enfermedad causada por el hongo Verticillium.
P.E.I. potatoes
十一月 04, 2023
Building resilience in the potato sector of Prince Edward Island
In the fall of 2021, the detection of potato wart disrupted sales of Prince Edward Island (PEI) potatoes to the United States, threatening the livelihoods of thousands of Islanders.
Close-up of greenbug aphid, Schizaphis graminum, showing the piercing-sucking mouthparts it uses to feed and inject virus into plants.
七月 25, 2023
Novel Approach to Combatting Aphid-Transmitted Crop Viruses: Harnessing 'Spike Proteins' as Weapons
The infamous spike protein doesn’t just help spread viruses – it can also be weaponized to stop them.
A colorado beetle in action. Photo: DutchNews.nl
六月 14, 2023
Renaissance BioScience’s novel RNAi biopesticide technology receives Canadian regulatory approval for 2023 field studies
Authorization from the PMRA, following a thorough review of the company’s extensive data dossier, indicates a mutual understanding of the composition, potential and low risk of the RNAi technology.

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