WebRay blight of pyrethrum (Tanacetum cinerariifolium), caused by Phoma ligulicola var. inoxydablis, can cause defoliation and reductions of crop growth and pyrethrin yield. … WebRay blight appeared in a severe form which caused dieback of developing stems in early spring 1999 (28–30). Severe disease outbreaks were prevalent and complete crop loss was common in many fields (29,35). The occurrence of the severe form of ray blight coincided directly with the establishment of pyrethrum fields with seed.

Stagonosporopsis spp. associated with ray blight disease

WebRay blight of pyrethrum (Tanacetum cinerariifolium), caused by Phoma ligulicola var. inoxydablis, can cause defoliation and reductions of crop growth and pyrethrin yield. Logistic regression was used to model relationships among edaphic factors and interpolated weather variables associated with seve … WebRay blight disease of pyrethrum (Tanacetum cinerariifolium) is shown to be caused by more than one species of Stagonosporopsis. The Australian pathogen, previously identified as … green and yellow bathroom

Minimizing Crop Damage Through Understanding Relationships …

Web2 days ago · The micronutrient is important in the diets of humans and animals. But while he was investigating its nutritional benefits, Fofana's research led to a surprising discovery: When selenium was sprayed on potato leaves, it boosted protection the plants have against late blight, a disease that can quickly devastate potato and tomato crops. Webray blight: [noun] a disease of chrysanthemums caused by a fungus (especially Ascochyta chrysanthemi) that produces a rapid blighting of the ray flowers and often also blind or one-sided flower heads. WebView the profiles of people named Ray Blight. Join Facebook to connect with Ray Blight and others you may know. Facebook gives people the power to share... green and yellow bedding sets