The regeneration of Acer rubrum L. October Glory through embryonic callus

摘要

Callus of Acer rubrum L. explants in different periods a: Cultured 15 d, In the incision site and lenticel, explants produce I, II callus; b: Cultured 30 d, explant calluses were III and IV callus; c: Cultured 30 d, the stem section with a bud V, VI, VII and mixed type VII callus; d: Leaf explant culture for 25 d, IX and X calluses