Based on teaching practice of Botany course, this paper discusses how to adjust teaching focus and teaching content according to different specialty, in a bid to meet different needs. Besides using hanging pictures and modes to teach, teachers should make good use of modern educational techniques, and adopt various teaching methods to arouse students'interest. By scoring students' performance in experiments and field trips, more emphasis could be put on expriments and field trip, so that theory can be combined with practice. Students'ability in finding, analyzing and solving problems could be developed, so is their creative abilities.