Tag Archives: nematodes

Velum Prime Nematicide Label Expanded Via Minor Use Program for Management of Nematodes on Ginseng

Posted on September 29, 2020 by Sean Westerveld

By Jim Chaput, OMAFRA Minor Use Coordinator The Pest Management Regulatory Agency (PMRA) recently announced the approval of minor use label expansion registrations for VelumTM Prime Nematicide/Fungicide for the suppression of nematodes on ginseng, caneberries, pome fruit and stone fruit … Continue reading →

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Ginseng Crop Update – Pre-Plant Nematode Management – June 24, 2020

Posted on June 26, 2020 by Sean Westerveld

Ginseng Crop Update Alternaria remains the biggest challenge for most growers. The problem stems from freeze damage/stunting in May and ideal weather conditions for Alternaria – hot and dry with long dew periods. With insufficient rains over the past few … Continue reading →

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Think You Have a Root Lesion Nematode Problem in Your Ginseng? Think Again

Posted on July 12, 2019 by Sean Westerveld

We constantly get reports of significant root lesion nematode problems in ginseng, mostly based on the appearance of rusty symptoms and/or constrictions on roots. However, when ginseng fields are tested for nematodes beyond ginseng germination, we rarely can find any … Continue reading →

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Fumigation Best Practices for Ginseng

Posted on May 24, 2019 by Sean Westerveld

This is the time of year ginseng growers prepare new land for fumigation. Based on the numerous trials OGGA and OMAFRA have conducted over the past 8 years on fumigation, proper preparation and sealing of the fumigant into the soil … Continue reading →

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Sampling for Plant Parasitic Nematodes in Ginseng

Posted on June 1, 2018 by Sean Westerveld

Reports of nematode damage on ginseng seem to be increasing lately. As I wrote on this blog last year, some of the damage thought to be nematode damage is actually due to other causes. When there have been reports of … Continue reading →

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Effect of Straw and Volunteer Grain on Ginseng

Posted on September 20, 2012 by Sean Westerveld

By Sean Westerveld and Melanie Filotas, OMAFRA A trial was established in 2011 in a commercial ginseng field to examine the impact of different types of straw on ginseng growth and susceptibility to pests. Rye and wheat are considered to … Continue reading →

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