Electronic Journal of Differential Equations, Vol. 2006(2006), No. 122, pp. 1-5. Title: A note on almost periodic solutions of semilinear equations in Banach spaces Author: Lan Nguyen (Western Kentucky Univ., Bowling Green, KY, USA) Abstract: In this article, we generalize the main result obtained by Bahaj [1]. Also our proof is shorter than the original proof. Submitted December 28, 2005. Published October 6, 2006. Math Subject Classifications: 34G10, 34K06, 47D06. Key Words: Abstract semilinear differential equations; $C_0$-semigroups