Studies on Tissue Culture and Rapid Propagation Technique of Limnophila sessiliflora BI. Calli induction from in vitro culture of tender stem segments in Ginkgo biloba and study on its cytology Tissue culture of Dioscorea opposita “foshou” Tissue Culture of Stem Segments and Plantlet Regenation of Liquidambar styraciflua Callus Induction and Plant Regenera tion from Stem Segment of Bougainvilleaglabra Choisy Effect of Fast Neutron Radiation on the Proliferation and Differentiation of Protocorm-like Bodies and Seedlings Stem Segments of Phalaenopsis Callus Induction and Plant Regenera tion from Stem Segment of Bougainvilleaglabra Choisy In Vitro Culture and Plant Regeneration of Juglans regia L. Establishment of A Highly Efficient System of Shoot Regeneration from Stem Segment Explants of Rhaphiolepis indica L. Establishment of A Highly Efficient System of Shoot Regeneration from Stem Segment Explants of Rhaphiolepis indica L. A Study on Techniques of Inducing Callus and Controlling Browning of Stem Segments of Parakmeria lotongensis In Vitro Culture and Plant Regeneration of Juglans regia L. IN VITRO CULTURE OF RED MAPLE STEM SEGMENTS