6Ahmadabadi M, Ruf S, Bock R. A leaf-based regeneration and transformation system for maize (Zea mays L.)[J]. Transgenic research,2007,16(4) :437-448.
7Huang X Q, Wei Z M. High-frequency plant regeneration throughcallus initiation from mature embryos of maize (Zea mays L.)[J]. Plant Cell Reports,2004,22(11):793-800.
8Naik P M, Manohar S H, Praveen N, ct al. Effects of sucrose and pH levels on in vitro shoot regeneration from leaf explants of Bacopa monnieri and accumulation of bacoside A in regenerated shoots[J]. Plant Cell, Tissue and Organ Culture (PCTOC), 2010,100 (2):235-239.
9Bhatia P, Ashwath N. Effect of medium pH on shoot regeneration from the cotyledonary explants of tomato[J]. Biotechnology, 2005,4 (1):7-10.
