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superphosphate

(Encyclopedia)superphosphate or superphosphate of lime, Ca(H2PO4)2, is a compound produced by treating rock phosphate with sulfuric acid or phosphoric acid, or a mixture of the two. It is the principal carrier of p...

Viso, Monte

(Encyclopedia)Viso, Monte mōnvēzˈō [key], peak, 12,602 ft (3,841 m) high, on the French-Italian border; highest of the Cottian Alps. The Po River rises there. ...

Trebbia

(Encyclopedia)Trebbia trĕbˈbyä [key], river, c.70 mi (110 km) long, rising in the Ligurian Apennines, N Italy, and flowing generally NE past Bobbio to join the Po River near Piacenza. Near that city in 218 b.c. ...

Adige

(Encyclopedia)Adige äˈdējā [key], second longest river of Italy, c.225 mi (360 km) long, rising in the Tyrolean Alps, N Italy. It flows generally south, past Bolzano, Trent, and Verona, to the Po valley where i...

Chinese Dynasties (table)

(Encyclopedia)Chinese Dynasties

Adda

(Encyclopedia)Adda ädˈdä [key], river, 194 mi (312 km) long, rising in the Rhaetian Alps, N Italy, and flowing SW through Lake Como, then S into the Po River near Cremona. Its upper course furnishes much electri...

Mincio

(Encyclopedia)Mincio mēnˈchō [key], river, c.47 mi (76 km) long, in Lombardy, N Italy. It flows generally south from the southern end of Lake Garda through Mantua (where it forms three lakes) to the Po River. Ab...

Rovigo

(Encyclopedia)Rovigo rōvēˈgō [key], city (1991 pop. 52,472), capital of Rovigo prov., Venetia, N Italy, between the Adige and the Po rivers. It is an agricultural market and an industrial center. Manufactures i...

Euphorion

(Encyclopedia)Euphorion yo͞ofôrˈēən [key], c.275–187? b.c., Greek poet, b. Chalcis. He was made (c.223 b.c.) librarian at Antioch by Antiochus the Great and held the position until his death. Highly regarded...

Guastalla

(Encyclopedia)Guastalla gwästälˈlä [key], town, Emilia-Romagna, N Italy, on the Po River. It is an agri...