
Keywords: BAP, 6-benzylaminopurine; DMSO, dimethyl sulfoxide; EG, ethylene glycol; GD, Golden Delicious; DH, doubled haploid; IBA, indole-3-butyric acid; LN, liquid nitrogen; LS, loading solution; MS, Murashige and Skoog; mT, meta-topolin; PVS, plant vitrification