The objective of this course is to introduce the principles and techniques of plant propagation .
本课程主要在介绍各种植物繁殖方法的理论及技术。
This is of course based on objective, scientific data obtained through years of research.
当然，这个论断是基于多年研究得出的客观科学数据。
This is of course based on objective, scientific data obtained through years of research.
当然，这个论断是基于多年研究得出的客观科学数据。
应用推荐