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Bolley, Henry Luke

(Encyclopedia)Bolley, Henry Luke, 1865–1956, American plant pathologist, b. Dearborn co., Ind. He is noted for his work on organisms causing diseases of crop plants (including the discovery of the cause of potato...

Radford

(Encyclopedia)Radford, city (1990 pop. 15,940), surrounded by but independent of Pulaski and Montgomery counties, SW Va., on the New River; settled 1756, inc. as a city 1892. Motors, iron castings, clothing and tex...

Rourkela

(Encyclopedia)Rourkela rôrkāˈlə [key], city (1991 pop. 398,864), Odisha (Orissa) state, E central India, at the confluence of the Koel and Lankh rivers. The city is built around a large iron and steel plant. Ot...

wintergreen

(Encyclopedia)wintergreen or checkerberry, low evergreen plant (Gaultheria procumbens) of the family Ericaceae (heath family), native to sandy and acid woods (usually of evergreens) of E North America and frequentl...

rust, in botany

(Encyclopedia)rust, in botany, name for various parasitic fungi of the order Uredinales and for the diseases of plants that they cause. Rusts form reddish patches of spores on the host plant. About 7,000 species ar...

yam

(Encyclopedia)yam, common name for some members of the Dioscoreaceae, a family of tropical and subtropical climbing herbs or shrubs with starchy rhizomes often cultivated for food. The largest genus, Dioscorea, is ...

Fukushima

(Encyclopedia)Fukushima fo͝oko͞oˈshĭmä [key], city, capital of Fukushima prefecture, N Honshu, Japan, on the Kiso ...

perennial

(Encyclopedia)perennial, any plant that under natural conditions lives for several to many growing seasons, as contrasted to an annual or a biennial. Botanically, the term perennial applies to both woody and herbac...

Monmouth, city, United States

(Encyclopedia)Monmouth, city (1990 pop. 9,489), seat of Warren co., W Ill.; inc. 1852. Located in a farm area, it is a trade center with a packing plant. Manufactures include pottery, farm tools, and feed. Monmouth...

Paris green

(Encyclopedia)Paris green, also called Schweinfurt green, an extremely poisonous, bright green powder that was formerly used extensively as a pigment (e.g., in wallpaper) and that is sometimes used as an insecticid...