Babiektrica 19 East ] RIVER SYSTEM ; CLIMATE

navigable . The chief tributary ofthe Victoria Nile is the River Kafu, the basin of which includes a great part of Buganda and Bunyoro.

The many-branching system ofLake Kioga and Lake Kwania, through which the Victoria Nile runs

for part of its course, is much obstructed by sudd, through which all the navigable channels have to be cut . It is connected on the north -east with Lake Salis bury by a channel 120 miles long; choked by papyrus.

(3) The principal affluents of Lake Edward, the Ishasha and the Ruchuru, drain the mountain country to the south. Lake George, which is connected with Lake Edward by a broad channel, is fed by the River Mpanga , which drains the eastern slopes of Ruwenzori.

The River Semliki, which connects Lake Edward with Lake Albert, flows through Belgian territory for the greater part of its course , but south of LakeAlbert it forms the western frontier of Buganda .

The White Nile leaves Lake Albert at its northern extremity. It continues broad and navigable as far as Nimule, where the rapids commence . : Its only impor tant tributary is the Assua , which drains the Chua and Lobor country :

( 3 ) CLIMATE The climate is tropical, save in the higher part of Toro and Ankole, where the average minimum tem perature falls as low as 40° F. (41° C.). In Buganda the average maximum temperature is 78° to 830 F. ( 2510 to 28.1 ° C. ) , and the average minimum is about 62° F. ( 161° C. ) . The Nile Valley is considerably hotter and drier than Buganda,the average maximum at Nimule being 94 ° F . ( 341° C. ) . There are two rainy seasons, which are somewhat irregular in their occurrence . The heavy rains usually fall between March and May , and the lesser rains in

November and December. The average annual rain fall is about 58 in . ( 1,470 mm .), but it is much less than this in the Nile Valley and in the north -east of the territory.

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