News on Potato Tuber Moth from the Americas

April 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.

March 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.

January 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.

April 13, 2022

Honduras: Inspeccionan cultivos de papa afectadas por palomillas en Intibucá

Técnicos del Servicio Nacional de Sanidad e Inocuidad Agroalimentaria (SENASA) y de la Dirección de Ciencia y Tecnología (DICTA), de la Secretaría de Agricultura y Ganadería (SAG), realizaron visita de campo e inspección en plantaciones de papa.

February 15, 2021

Refuerzan vigilancia fitosanitaria para evitar ingreso de la polilla de la papa en Piura, Perú

El Ministerio de Desarrollo Agrario y Riego, a través del Servicio Nacional de Sanidad Agraria – SENASA, mantiene el monitoreo preventivo de la plaga Tecia solanivora, conocida también como ‘Polilla Guatemalteca’

October 08, 2019

US Potato Growers Asked To Watch For Tuber Moth As Harvest Approaches

Its harvest time for many in the potato industry, and those not quite to that point, harvest will be here before you know it. Washington State University’s Tim Waters said growers need to continue to watch for pests.

January 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...

May 05, 2016

Potato plants trigger aboveground defenses in response to tuber attacks

Potato plants boost the chemical defenses in their leaves when Guatemalan tuber moth larvae feed on their tubers, report researchers at the Boyce Thompson Institute (BTI).

Hairy Nightshade, a weed that has the potential to be problematic in potato cultivation

May 28, 2014

New 'Focus on Potato' Webcasts Tackle Hairy Nightshade, Potato Tuber Moth

Hairy nightshade and potato tuberworm (or potato tuber moth) are two economically important inhibitors to potato production. Two of the latest ‘Focus on Potato’ webcasts focus on these economically important potato pests.

January 16, 2012

Research into use of bioinsecticides for control of potato tuber moth in Costa Rica

Yannery Gómez Bonilla, a graduate in Biology from the University of Costa Rica, has done research for her PhD into the application of granulovirus against two species of potato tuber moth.

Tecia Solanivora (Guatemalan potato moth larva) courtesy André Kessler

May 25, 2010

Research: Moth larvae spit boosts potato yield

When a major South American pest infests potato tubers, the plant produces bigger spuds, reports a study by Cornell, University of Goettingen and National University of Colombia researchers.The secret is in the spit, write the researchers online in the...