本文概述了木兰科植物的应用及濒危保护现状，并对近年来木兰科植物繁殖技术的研究进展作了介绍。
This paper sums up the utilization and the current conservation status of Magnoliaceae family, and makes a detailed description of the reproductive techniques used in this family.
很多的植物的繁殖技术是利用的切断的嫩枝、根或者叶的再生形成完整的植株。
Many plant propagation techniques make use of the ability of cuttings of shoots, roots, or leaves to regenerate into complete plants.
如果证明以这样的技术在实验室里繁殖植物是经济的，以下如果真实，除了哪一个之外，代表这种新技术对农民是有利的。
If plant propagation by such methods in laboratories proves economical, each of the following, if true, represents a benefit of the new techniques to farmers EXCEPT.
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