Rust (fungus) an autoecious fungus which can complete its life cycle on a single host species. Understanding the life cycles of rust fungi allows for proper disease management. There are definite patterns of relationship with host plant groups and the rust fungi that parasitize them. Some genera of rust fungi, especially "Puccinia" and "Uromyces", comprise species that are capable of parasitizing plants of many families. Other rust genera appear to be restricted to certain plant groups. Host restriction may, in heteroecious species, apply to both phases of life cycle or to only one phase. The fungi produce asexual spores which disperse by
American Rust American Rust American Rust is American writer Philipp Meyer's debut novel, published in 2009. Set in the 2000s, "American Rust" takes place in the fictional town of Buell in Fayette County, Pennsylvania, which is in a rural region referred to as "the Valley" of dilapidated steel towns. "American Rust" focuses on the decline of the American middle class, good-paying manufacturing jobs, and the general sense of economic and social malaise of what has become known as the New Gilded Age. Meyer's novel received rave reviews from book critics; many publications ranked it one of the best novels of 2009. "American