Ziektes en gebreken

The USDA, in cooperation with three major universities, recently launched a web site to disseminate information related to Potato Virus Y. This information will prove useful to all groups of people who need information about PVY, from potato growers, to scientists, to people working within the potato industry, to consumers of potatoes and potato products.

Phytophthora infestans, the causal agent of late blight, has evolved to overcome fungicides and major resistance genes that have been bred into commercial potato cultivars.

Zebra chip disease nearly destroyed a large USA potato growing business, its owner and chief executive told the Cambridge University Potato Growers Research Association conference earlier this month.

Scottish potato growers were yesterday reminded to exercise particular care in sourcing safe and healthy seed potatoes following the discovery of three cases of ring rot in the Netherlands.

The lawyer for a New Brunswick potato farmer who has been jailed in Lebanon for the past nine months says that a letter from Ottawa (Canadian Government) is all that's needed to free his client. Henk Tepper, 44, has been held in a Beirut prison since ...

In de regio Bergeijk heeft de nVWA wratziekte gevonden in een aardappelperceel. Dat kan gevolgen hebben voor de aardappelteelt in een straal van 10 kilometer rond de vindplaats. De ZLTO-vakgroep Akkerbouw houdt daarom op dinsdag 13 december om 20.00 ...

De Nederlandse Aardappel Organisatie (NAO) heeft aardappelhandelsbedrijf W.J. Westhoeve en Zonen in het Zuid-Hollandse Ouddorp geschorst als lid. De NAO vindt dat het handelsbedrijf het belang van de vereniging in ernstige mate heeft geschaad doordat ...

Idaho should consider a more stringent cap on the percentage of seed potatoes infected with potato virus Y that may be replanted for more seeds, an industry expert advised. The current cap is 2 percent. PVY is an aphid-spread disease that reduces both...

Chanting “Free Henk now” and “Mr. Harper, make the call,” about 100 protesters joined family and friends in a small New Brunswick community Sunday to support ongoing efforts to bring imprisoned potato farmer Henk Tepper home in time for the holidays. ...

De aardappelsector maakt zich grote zorgen over de handel in illegaal pootgoed. De NVWA legt een link met ringrot. ”Onze buitenlandse concurrenten gebruiken dit om Nederlandse pootgoed zwart te maken.” De verontwaardiging in de aardappelsector is groo...

Researchers on P.E.I. and in Alberta are looking for new ways to kill wireworms before the larvae destroy farmer's crops. Christine Norohna from Agriculture Canada has already done some research using buckwheat and brown mustard as rotation crops. She...

De Nederlandse Voedsel- en Warenautoriteit (NVWA) heeft bij drie bedrijven op Goeree-Overflakkee ringrot aangetroffen in consumptie-aardappelen. De partijen aardappelen zijn opgespoord en uit de handel gehaald. Ringrot is een besmettelijke aardappelz...

Het in Brussel gevestigde Breeders Trust is illegale productie van en de handel in Agria’s over de afgelopen jaren op het spoor gekomen. Het op Goeree Overflakkee gevestigde aardappel-handelshuis W.J. Westhoeve te Ouddorp heeft bij monde van haar adv...

Telers van aardappelen zijn al zwaar getroffen door extreem lage kiloprijzen. Nu krijgen individuele boeren ook nog op grote schaal te maken met aardappelrot, waardoor hun oogst verloren gaat. ,,Sinds 1998 hebben we dit niet meer meegemaakt", ver...

More than a decade has passed since Jim Tiede was among the growers caught up in a debacle over the first U.S. genetically modified potato variety. Even today, the American Falls, Idaho, farmer copes with the fallout of planting Monsanto's GM potato N...

A simple barrier technology has tested effective to prevent the spread and infestation of Andean potato weevils, while also protecting the biodiversity of insects, including natural enemies of pests. An ordinary sheet of plastic is proving to be a sim...

Zebra chip, a disease that affects potatoes, was recently found in the potato-growing regions of Washington, Oregon and Idaho. The discovery brings to focus the growing need for scientific answers – something that will be discussed at the SCRI Zebra Ch...

In light of the recent confirmation of zebra chip in Idaho, Focus on Potato, a nonprofit potato crop management resource, has made open access its presentation on Zebra Chip Disease of Potatoes by Gary Secor of North Dakota State University. This pres...