1Dijak. M, Smith, D. L, Wilson, T. J, et al, Stimulation of Direct Embryogenesis from Metophyll Protoplasts of Medicago satina, Plant Cell Reports,1986,5:468-470.
2Ochatt ,S. J , Chand ,P. K ,Rech ,E. L ,et al. Electro-potation- mediated Improvment of Plant Regeneration from Colt Cherry. Protoplasts,1988,54:165-169.
2Kim Y. M. , Y Youn et al.. Somatic embryogenesis and plant regeneration from immature embryos of five families of Quereus aeutissima. Plant Cell Reports, 1997,16 :869-873.
3Pattnaik S. K. , Y. Sahoo, et aL. Mieropropagation of a fruit tree, Morus australis Poir. syn. M. acidosa Griff.Plant Cell Reports, 1996,15 : 841-845.
