Search results
Results from the WOW.Com Content Network
Black knot occurs only on the woody parts of trees, primarily on twigs and branches, but can spread to larger limbs and even the trunk. Olive-green swellings from the disease are visible in the late spring; as it spreads and matures, typically by autumn, rough black knots circle and kill affected parts. The knots vary in diameter from one inch ...
Trichothecium roseum is a fungus in the division Ascomycota first reported in 1809. [1] It is characterized by its flat and granular colonies which are initially white and develop to be light pink in color. [1] This fungus reproduces asexually through the formation of conidia with no known sexual state. [1]
Root-knot nematodes are plant-parasitic nematodes from the genus Meloidogyne. They exist in soil in areas with hot climates or short winters. About 2000 species of plants worldwide are susceptible to infection by root-knot nematodes and they cause approximately 5% of global crop loss . [ 1 ]
A fungus can cause reddish spots which drop out leaving shot holes. Once the holes appear the leaves may fall from the tree and the disease is worse in wet weather. Black knot can cause black swellings or galls on the branches. Powdery mildew can cause a white coating on the leaves.
Many of them cause tree diseases, such as Dutch elm disease and apple blights. Some of the plant pathogenic ascomycetes are apple scab, rice blast, the ergot fungi, black knot, and the powdery mildews. The yeasts are used to produce alcoholic beverages and breads. The mold Penicillium is used to produce the antibiotic penicillin.
Featuring Lisa Kudrow and Ray Romano, Netflix's new dark comedy "No Good Deed" is "about the highs and lows of searching for a safe, happy home."
Meloidogyne incognita (root-knot nematode, RKN), also known as the southern root-nematode or cotton root-knot nematode is a plant-parasitic roundworm in the family Heteroderidae. This nematode is one of the four most common species worldwide and has numerous hosts. It typically incites large, usually irregular galls on roots as a result of ...
Celiac disease. Diverticulitis. IBS (irritable bowel syndrome) Weekley suggests seeing a doctor if you: Have not had a bowel movement for multiple consecutive days. Vomit after meals. Notice blood ...