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gibberellins

(Encyclopedia)gibberellins jĭbˌərĕlˈĭnz [key], a group of growth-regulating substances of plants, having complex chemical structure, of which the best known, gibberellic acid, is noted for its promotion of st...

Ijebu-Ode

(Encyclopedia)Ijebu-Ode ējābo͞oˈ-ōdāˈ [key], town (1991 est. pop. 138,000), SW Nigeria. It is a commercial town and a collection point for cacao, kola nuts, and palm products. Manufactures include textiles, ...

Huambo

(Encyclopedia)Huambo nōˈvə lēzhvōˈə [key], city (1983 est. pop. 203,000), W central Angola. The chief town of inland Angola, Huambo stands on a high plateau and serves as a road, rail, and air transport hub ...

Houghton, Michael

(Encyclopedia)Houghton, Michael, 1949–, Canadian biochemist, Ph.D. King's College, London, 1977. He joined G.D. Searle & Co. in 1977, then became (1982) a researcher at the Chiron Corp. In 2007 Houghton was a...

Chao Phraya

(Encyclopedia)Chao Phraya both: mănämˈ [key], chief river of Thailand, c.140 mi (230 km) long, formed by the confluence of the Ping (c.300 mi/480 km long) and the Nan (c.500 mi/800 km) rivers at Nakhon Sawan, W ...

Alter, Harvey James

(Encyclopedia)Alter, Harvey James, 1935–, American virologist, b. New York City, M.D. Univ. of Rochester, 1960. He has been a researcher at the National Institutes of Health since 1969. The 2020 Nobel Prize in Ph...

Piura

(Encyclopedia)Piura pyo͞oˈrä [key], city (1993 pop. 199,484), capital of Piura dept., NW Peru, in the irrigated Piura valley of the Peruvian coastal desert. It is the commercial center for the region's cotton, s...

Roseville

(Encyclopedia)Roseville. 1 City (1990 pop. 44,685), Placer co., N central Calif., a suburb of Sacramento in the foothills of the Sierra; inc. 1909. Marked by rapid growth in the late 20th cent., Roseville is in an ...

Santa Cruz de la Sierra

(Encyclopedia)Santa Cruz de la Sierra ᵺā lä sēĕrˈä [key], city (1992 pop. 697,278), capital of Santa Cruz dept., central Bolivia, on the Piray River. A trade and processing center for sugar, rice, cotton, f...

Turan

(Encyclopedia)Turan to͞oränˈ [key], desert lowland, shared by Kazakhstan, Uzbekistan, and Turkmenistan, S and E of the Aral Sea. The Amu Darya and Syr Darya rivers divide it into the Kara Kum desert in the south...