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利用组织培养法繁育三倍体山杨继代丛生无根苗过程中,为降低育苗成本,利用回收转换后废弃的继代培养基,进行再利用试验研究,分别加入了原继代培养基10%、20%、30%、40%、50%的母液,不加琼脂和糖,用原继代培养基做对照。结果表明,加入原继代培养基30%浓度母液的培养基为最好,培养基中的丛生状苗分化情况和抽茎苗生长发育与对照培养基中的丛生状苗分化情况和抽茎苗生长发育基本相同。说明继代培养基再利用的试验是可行的。
In order to reduce the cost of seedling breeding, the subcultures of triploid aspen were regenerated by tissue culture method, and the regenerated and abandoned subcultures were recovered and reused, and 10%, 20% %, 30%, 40%, 50% of the mother liquor, without agar and sugar, with the original generation of medium control. The results showed that the medium with 30% concentration of original medium was the best medium, the differentiation of tufted shoots in culture medium, the differentiation of tufted shoots in stemmed shoots and the control medium, The same growth and development. Experiments that demonstrate the use of subculture media are viable.