News on Crop Protection

Potato Field in Bloom on Prince Edward Island, August 2015 (PotatoPro)
March 06, 2016
New potato protection products available in Canada for 2016
In 2016 a number of new crop protection products for use in potato cultivation are available in Canada
From the archive
A longer crop rotation saves on inputs such as nematicides or fumigation. Photo above shows the application of a nematicide at time of planting in the United Kingdom
February 18, 2016
Idaho Potato Processing Contracts will make a minimum three-year crop rotation mandatory
Sources say the 2016 Southern Idaho Potato Cooperative contract will include new langcode mandating a minimum of two years of alternate crops between potatoes.
From the archive
ChemChina to acquire Syngenta at a value of over US$ 43 billion
February 03, 2016
ChemChina to acquire Syngenta at a value of over US$ 43 billion
Syngenta today announced that ChemChina has offered to acquire the company at US$ 465 per ordinary share plus a special dividend of CHF 5 to be paid conditional upon and prior to closing.
From the archive
The inside of a potato truck is disinfected before heading to a potato farm on Prince Edward Island (Courtesy: CBC)
December 21, 2015
PEI Potato Board Announces Continuation Potato Disinfection Program
The Prince Edward Island Potato Board is pleased to announce a new plan for potato disinfection on Prince Edward Island.
From the archive
Neil C. Gudmestad, Ph.D. University Distinguished Professor & Endowed Chair of Potato Pathology, Department of Plant Pathology at North Dakota State University
October 29, 2015
Optimize Metam Sodium Efficacy by Shank Injection with New Focus on Potato Webcast
The Plant Management Network provides information on how to improve efficacy of metam sodium application by shank injection in a new educational webcast developed by Neil C. Gudmestad
From the archive
Researchers involved in the DuRPh project
September 10, 2015
Resistance genes of wild potato relatives offer help in combat against Phytophthora
Research shows that crops with stacks of two or more resistance genes from closely related species, introduced into the crop via for instance genetic engineering, combined with the simultaneous introduction of resistance management, can ensure the long-term resistance of these plants to economically significant and aggressive diseases.
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Potato field in Pennsylvania naturally infected with late blight, September 2014. Only surviving plants are Innate™ generation two (Courtesy: J.R. Simplot)
September 01, 2015
USDA Deregulates Second Generation Innate™ GMO Potatoes
The J.R. Simplot Company is pleased that the USDA has deregulated the Russet Burbank variety of the second generation of Innate™ potatoes. Simplot is looking forward to the completion of the EPA registration and FDA consultation before the second generation of Innate™ potatoes can be introduced into the marketplace.
From the archive
The webcast "Managing Diseases with Biopesticides in Potato Production" will presented by Amanda Gevens, Ph.D., Assistant Professor, Extension Plant Pathologist, University of Wisconsin-Madison
August 30, 2015
Focus on Potato Webcast by Amanda Gevens Covers Biopesticide Use
A new 'Focus on Potato' webcast titled “Managing Diseases with Biopesticides in Potato Production” helps growers, consultants, and other practitioners in the potato industry understand the basics of biopesticides and their use in the field.
From the archive
Syngenta Sign near its production location in Monthey, Switzerland
August 26, 2015
Monsanto walks away after Syngenta turns down improved take-over bid
U.S.-based Monsanto said Wednesday it is walking away from efforts to acquire Swiss rival Syngenta, which has rejected a recently sweetened offer.
From the archive
Lydia Tymon, (inset) talks about the best management tactics to prevent resistance in Alternaria species (Early Blight).Main picture shows Early Blight on a potato leaf, clearly showing the typical concentric growth rings.(Courtesy Dept. of Agriculture an
August 12, 2015
Focus on Potato Webcast Addresses Fungicide Resistance
The latest Focus on Potato webcast, titled “Best Management Tactics and Fungicide Resistance in Early Blight and Brown Spot” highlights the importance of measures to mitigate fungicide resistance, particularly when applied and repeatedly used on a single site.
From the archive
Potato Psyllid
July 23, 2015
Potatoes New Zealand: Potato Psyllid well under control thanks to research
Potatoes New Zealand chief executive Champak Mehta says the industry now has the potato psyllid well under control thanks to the knowledge gained through research.
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Syngenta rejects second merger proposal Monsanto
June 10, 2015
Syngenta rejects second merger proposal Monsanto
Syngenta has rejected an updated merger proposal from Monsanto.
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A potato leaf affected by late blight (Courtesy: Sue Boyetchko, AAFC)
June 08, 2015
Research: naturally-occurring bacteria may protect potatoes against late blight
A research scientist at Agriculture and Agrifood Canada has discovered that naturally-occurring bacteria in soil may offer protection against late blight (Phytophthora Infestans).
From the archive
Pesticides applied to fall potato planted acres in the United States, for 2014 crop year (begins after the 2013 harvest and ends after the 2014 harvest)Source: USDA NASS
May 17, 2015
USDA publishes 2014 Chemical Use data for Fall Potatoes
The U.S. Department of Agriculture’s National Agricultural Statistics Service (NASS) thursday published the 2014 Agricultural Chemical Use survey data for corn and fall potatoes.
From the archive
Syngenta response on Monsanto acquisition offer
May 14, 2015
Syngenta response on Monsanto acquisition offer
Syngenta reacts to the acquisition offer of Monsanto reported in the media in this response dated May 8, 2015
From the archive
Blightcast warnings (UK) adapted to more aggressive blight strains
April 29, 2015
Blightcast warnings (UK) adapted to more aggressive blight strains
Potato growers and agronomists in he United Kingdom will be better prepared to cope with more aggressive blight strains this season, with a new BlightCast warning tailored to focus on infections now typically occurring earlier in the season at cooler temperatures.
From the archive
Colorado potato beetle (Leptinotarsa decemlineata): On average 40 to 50 cm2 of leaf material are eaten by each of the beetles’ larvae. Infestation with Colorado potato beetles can result in crop losses up to 50 per cent, if there is no pest control (Cou
March 08, 2015
Research: Fighting the Colorado Potato Beetle with RNA
Colorado potato beetles are a dreaded pest of potatoes all over the world. Now, scientists from the Max Planck Institutes of Molecular Plant Physiology in Potsdam-Golm and Chemical Ecology in Jena have shown that potato plants can be protected from herbivory using RNA interference (RNAi).
From the archive
In the Red River Valley, 2016 is shaping up to be the year of the Colorado Potato Beetle (Leptinotarsa decemlineata).(Courtesy: @spudology / twitter)
February 23, 2015
Colorado Potato Beetle insecticide resistance spreading west
It should come as no surprise to Prairie potato growers that Colorado Potato Beetle (CPB) insecticide resistance is increasing.
From the archive

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