JOHANNESBURG, Jan 5 (Reuters) - Chelsea striker Didier Drogba scored his 41st goal for the Ivory Coast as they continued their preparations for the African Nations Cup with a 1-0 win over Tanzania on Monday.

Drogba scored six minutes before halftime in Dar-es-Salaam and his goal proved to be the winner for the Ivorians, who are the pre-tournament favourites for the Jan. 10-31 finals in Angola.

Defending champions Egypt beat Mali 1-0 in another warm-up match in Dubai, second-half substitute Mohamed Nagui finding the target after an earlier effort from Hossam Ghali was disallowed for offside.

The Ivory Coast meet Rwanda in Dar-es-Salaam on Thursday in their last warm-up game, three days before hosts Angola face Mali in Luanda to get the Nations Cup underway.