马铃薯缺陷和疾病 来自美国

Researchers at USDA's Agricultural Research Service are leaving no stone unturned when it comes to finding new ways of managing zebra chip disease and the insect that can spread it to potato crops.

Según una reciente investigación de las Universidades de Kansas y California-Davis, el Centro Internacional de la Papa y el Instituto Internacional de Investigación del Arroz.

Resultados de nuevos estudios por científicos con el ARS sugieren que un tratamiento con el ácido salicílico podría prevenir o reducir la infección de plantas de cultivos por el fitoplasma de la punta morada de la papa, el cual es una bacteria sin paredes celulares.

Jenifer Huang McBeath of the University of Alaska Fairbanks has been researching biological controls and developing environmentally friendly methods for farmers to combat plant diseases since 1985. She never intended to switch her focus to potatoes...

According to United States Department of Agriculture’s crop production predictions, average potato yield per acre increased during the 2013 season.

In an effort to propel this upward trend into the New Year, Bayer CropScience launched its Potato Perspectives Survey during Potato Expo in San Antonio, Texas, Jan. 8-10, 2014.

Although late blight has been confirmed in 12% of Wisconsin’s counties, growers took aggressive action to control the disease and are predicting full yields and high quality potatoes of all varieties this season.

This webcast by the Plant Management Network on Potato Psyllids, responsible for the transfer of the Zebra chip disease consists of two parts:

About the same number of potato psyllids have been caught on sticky traps in Idaho fields this season as by this time last summer, but far fewer of the tiny, winged insects have tested positive for the Liberibacter bacterium, which causes the crop dise...

Key Technology announces that it has signed an exclusive licensing agreement with EVK DI Kerschhaggl GmbH and Insort GmbH to deploy Chemical Imaging Technology (CIT®), an advanced value-added hyperspectral solution, in Key’s products, further enhancing...

Volunteer potato plants growing from seed infected with zebra chip are likely too few in number and survive too briefly to contribute to the spread of the crop disease, according to new Oregon State University research findings.

As the potato growing season begins, The Washington State Potato Commission (WSPC) will provide free Integrated Pest Management (IPM) supplies for Washington’s potato growers.

The U.S. Department of Agriculture's Animal and Plant Health Inspection Service (APHIS) today announced the launch of the State National Harmonization Program (SNHP) for seed potatoes.

Syngenta continues partnerships with key universities in Idaho, Michigan, North Dakota, Oregon and Washington to bring late blight hotlines to US potato growers in 2013.

Potato Psyllids Have Returned to Magic Valley, Idaho Or maybe they just never went away. Psyllids, a tiny insect that can damage potatoes, might be hardier than some people originally thought.

The pale cyst nematode, Globodera pallida, is one bad roundworm. Unchecked, it invades the roots of potato and other host crops to feed, obstructing the free flow of nutrients and causing stunted growth, wilted leaves, and other symptoms that can event...

It appears that potato psyllids, the tiny winged insects that can spread zebra chip disease in potato fields, will overwinter in Boise, Idaho, this season, despite the city experiencing one of its coldest Januaries on record.

Idaho potato growers at a Monday meeting in Burley approved processing contracts with J.R. Simplot and McCain Foods that both include payment increases averaging 1.6 percent.

Idaho potato growers will vote Monday in Burley on contracts with McCain Foods and J.R. Simplot Co. paying a 1.6 percent average increase, according to sources involved in negotiations.