【摘 要】
：
随着寻取新的植物和栽培品种数量的迅速增加,保存老的遗传材料不仅是困难的而且有时也是不可能的.因此,在国际上开始着手进行除常规的作物中间诱导遗传变异和保存方法以外的
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随着寻取新的植物和栽培品种数量的迅速增加,保存老的遗传材料不仅是困难的而且有时也是不可能的.因此,在国际上开始着手进行除常规的作物中间诱导遗传变异和保存方法以外的其他方法的研究.在这一点上,植物组织培养和超低温贮藏引起了人们相当的注意,并把它们作为
With the rapid increase in the number of new plants and cultivars, preservation of old genetic material is not only difficult but also sometimes impossible, and international efforts have therefore been initiated to induce intermediate genetic variation and conservation in addition to conventional crops In addition, plant tissue culture and cryopreservation have attracted considerable attention and have been treated as
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