Pinkroot (Phoma terrestris) is a devastating disease in onion production. The fungus is found worldwide in the soil and can be up 45cm (1.5 ft) deep. Pinkroot is a soil-borne disease caused by a fungus called Pyrenochaeta Terrestris. The disease can cause significant losses to onion crops, and it is essential to identify and control it early. PinkRootDisease (Phoma terrestris) is a major issue in onion farming, as it has the potential to cause widespread devastation. Although pinkrootdisease, caused by the fungus Pyrenochaeta terrestris, has traditionally been considered a severe onion disease in southern New Mexico, the use of new resistant... Pinkrootdisease is the main disease affecting garlic and onions during periods of drought stress and high temperatures [3,4]. It is characterized by an initial light pink discoloration of infected... The pinkroot rot disease is incited by a soil inhabiting fungus (Pyrenochaeta terrestris (Hansen) Gorenz, Walker and Larson) which attacks onion plants from the seedling to maturity... On soil sterilized and inoculated by the fungus, we tested 5 natural fungicides and 2 synthetic fungicides, to measure their effectiveness on the Pinkrootdisease on onion, in nursery. Forty-five onion (Allium cepa) cultivars were evaluated for disease resistance to the fungal pathogen Pyrenochaeta terrestris (pinkrootdisease). Pinkroot, a soil-borne disease caused by the fungus Pyrenochaeta terrestris , reduced onion seed yield in paired comparisons of soil blocks fumigated for pinkroot control versus... Pinkroot is one of the most significant diseases of onion in the Treasure Valley of Idaho and Oregon. Nearly one-quarter of susceptible onion losses are due to it. Learn what the symptoms...
