Study showed that the cost would decrease if we substituted tap water for the distilled water, sugar for sucrose, and glass jar for Erlenmeyer flask.

• 简化培养基是降低成本的关键。 研究表明：自来水代替蒸馏水、白砂糖代替蔗糖、玻璃瓶代替三角瓶基本上能满足三倍体毛白杨试管苗芽的增殖与嫩梢生长的需要，从而降低试管苗的成本。