Plant Cell, Tissue and Organ Culture 54: 205-207, 1998. CONTENTS Volume5 4 1998 Volume 54 No.1 Effects of cytokinins and auxins on cassava shoot organogenesis and somatic embryo- genesis from somatic embryo explants M. Guohua Shoot regeneration from cultured leaves of Japanese pear (Pyrus pyrifolia) W.D. Lane, H. Iketani, T. Hayashi Genome selection within cell cultures of potato and tobacco G. Wersuhn, U. Dathe Production of microspore-derived plants by anther culture of an interspecific F, hybrid between Cyclamen persicum and C. purpurascens H. Ishizaka Regeneration and transformation via Agrobacterium tumefaciens of the strawberry cultivar Chandler M. Barcelo, |. El-Mansouri, J.A. Mercado, M.A. Quesada, F. Pliego Alfaro Effects of X-irradiation on adventitious bud regeneration from in vitro leaf explants of Rosa hybrida R. Ibrahim, W. Mondelaers, P.C. Debergh Cryopreservation of embryogenic cultures of Scots pine H.M. Haggman, L.A. Ryynanen, T.S. Aronen, J. Krajnakova Research notes Embryogenic cultures of the leguminous tree Albizia julibrissin and recovery of plants J. Austin Burns, H.Y. Wetzstein Cell cultures of Rauwolfia sellowii: growth and alkaloid production S.B. Rech, C.V.F. Batista, J. Schripsema, R. Verpoorte, A.T. Henriques Influence of 50 Hz electromagnetic fields on recurrent embryogenesis and germination of cork oak somatic embryos C. Celestino, M.L. Picazo, M. Toribio, J.A. Alvarez-Ude, J.L. Bardasano Volume 54 No.2 Selecting dwarf apple (Malus <« domestica Borkh.) trees in vitro: multiple cytokinin tolerance expressed among three strains of ‘Mcintosh’ that differ in their growth habit under field conditions M. Sarwar, R.M. Skirvin, M. Kushad, M.A. Norton 206 Artificial endosperm of Cleopatra tangerine zygotic embryos: a model for somatic embryo encapsulation N. Nieves, J.C. Lorenzo, M. de los A. Blanco, J. Gonzalez, H. Peralta, M. Hernandez, R. Santos, O. Concepcion, C.G. Borroto, E. Borroto, R. Tapia, M.E. Martinez, Z. Fundora, A. Gonzalez, Production of somatic hybrids between Diospyros glandulosa and D. kaki by protoplast fusion M. Tamura, R. Tao, A. Sugiura Plant regeneration from cell suspension-derived protoplasts of Nicotiana africana L. Rakosy-Tican, L. Menczel The effect of cold and heat pretreatments on anther culture response of Avena sativa and A. sterilis E. Kiviharju, E. Pehu Changes in soluble carbohydrates and starch partitioning during vegetative bud for- mation from root tips of Catasetum fimbriatum (Orchidaceae) A.P.A. Vaz, G.B. Kerbauy, R.C.L. Figueiredo-Ribeiro 105-111 Benzyl adenine restores anthocyanin pigmentation in suspension cultures of wild Vac- cinium pahalae Y. Fang, M.A.L. Smith, M.-F. Pépin 113-122 Growth patterns and alkaloid accumulation in hairy root and untransformed root cul- tures of Datura stramonium A.M. Baiza, A. Quiroz, J.A. Ruiz, |. Maldonado-Mendoza, V.M. Loyola-Vargas 123-130 Volume 54 No.3 Multiple shoot induction and plant regeneration from embryonic axes of cotton J.L. Morre, H.R. Permingeat, M.V. Romagnoli, C.M. Heisterborg, R.H. Vallejos 131-136 Regeneration of plants from leaflet explants of tissue culture raised safed siris (Albizia procera) S. Kumar, A.K. Sarkar, C. Kunhikannan 137-143 Storage of potato microplants in vitro in the presence of acetylsalicylic acid H. Lopez-Delgado, M. Jimenez-Casas, |.M. Scott 145-152 An optimising protocol for protoplast regeneration of three peppermint cultivars (Men- tha x piperita) F. Jullien, F. Diemer, M. Colson, O. Faure 153-159 Agrobacterium-mediated stable transformation of cell suspension cultures of barley (Hordeum vulgare) H. Wu, A.C. McCormac, M.C. Elliott, D-F. Chen 161-171 Establishment of cell suspension cultures of Morinda elliptica for the production of anthraquinones M.A. Abdullah, A.M. Ali, M. Marziah, N.H. Lajis, A.B. Ariff 173-182 Somatic embryogenesis and plant regeneration from undeveloped ovules and stig- ma/style explants of sweet orange navel group [Citrus sinensis (L.) Osb.] F. Carimi, M.C. Tortorici, F. De Pasquale, F.G. Crescimanno 183-189 Variations in green plant regeneration response from anthers of indica rice and their hybrids with japonica cv. Taipei 309 M.O. Faruque, T. Farzana, Z.|. Seraj, R.H. Sarker, A.A. Khatun 191-195 Sugarcane shoot formation in an improved temporary immersion system J.C. Lorenzo, B.L. Gonzalez, M. Escalona, C. Teisson, P. Espinosa, C. Borroto 197-200 Instructions to authors 201-203 Author index 204 Contents Volume 54 205-207