Insects: Potato beetles or aphids can cause damage to potato leaves causing them to turn yellow and become distorted.; Fungal ...

Early Blight (Alternaria solani) - presents itself as dark, concentric circles ¼ to ½ inch on lower leaves and stems, spots on the fruit near stems and the lower leaves yellow and drop away. It ...

The appearance of potato blight in August 1957 made possible an examination and comparison of the ... DOLING, D. Potato Blight and Leaf-Roll Virus. Nature 180, 866–867 (1957). https ...

Septoria leaf spots begin as small dark spots that have a yellow area or halo around the dark spot. ... Late blight is a severe leaf spot, caused by a fungus-like Oomycete pathogen. Late blight ...

It looks like it is going to be another bad year for potato blight. The warm wet weather we have had over the last two weeks provides the perfect conditions for this unpleasant fungal infection to ...

The scene at the Copley Square farmer's market, in the middle of Boston's Back Bay, was as idyllic as you could ask for on an August Tuesday: string beans of green and dappled purple, yellow and ...

If you're already preparing your seed potatoes and waiting for those valuable shoots to appear on the tubers before planting out, be aware that this… Newsletters Reader Rewards ...

A new aggressive potato blight strain was detected in Wales and eastern Scotland earlier this year. The strain, identified as EU 46, can withstand certain fungicides, making it harder to control. It ...

In Uganda, potato blight can destroy up to 100% of a farmer’s crop, endangering livelihoods and local food security. Just as in the Irish famine, dependence on a single crop is risky.