Contents
Review
International Trends oll the Conservation and Use of Plant Genetic Resources
Kazuo N. WATANABE, V. Ramanatha RAO and Masaru IWANAGA. . . . . . . 115 [PDF]
Original Paper
Long-term Storage and Cryopreservation of Desiccated Microspore-derived Embryos in Brassica spp.
Kenji WAKUl, Chiseko SATO, Yoshihito TAKAHATA and Norihiko KAIZUMA. . . . . . . 123 [PDF]
Short Communication
Embryogenic Callus Formation from Immature Embryo of Japanese Morning Glory (Pharbitis nil Choisy)
Motoyasu OTANI and Takiko SHIMADA. . . . . . . 127 [PDF]
Difference of Cell-viability and Spore Discharge Capability between Two Lichen Species, Letharia columbiana (Nutt.) Thoms. and L. vulpina (L.) Hue.
Yoshikazu YAMAMOTO, Yasuhiro KINOSHITA, and Isao YOSHIMURA. . . . . . . 131 [PDF]
Efficient Plant Regeneration frorn Protoplasts of Sugarcane
Makoto MATSUOKA, Hiroyuki FUKUOKA, Taiichi OGAWA, Hiroshi YANO, Kunihiro UJIHARA and Akira SUGIMOTO. . . . . . . 135[PDF]
Rapid Embryogenesis and Plant Regeneratioll of Target Tissue Derived from Juvellile Shoots for Transformation of Oat by Microprojectile Bombardment
Yoshinori MATSUDA, William R BUSHNELL, David A SOMERS and Howard W. RlNES. . . . . . . 139 [PDF]
Note
Polyvinylpyrrolidone Enhances Seed Germination and Development of Cypripedium macrauthos Sw. in vltro
Mina TOMITA and Masanori TOMITA. . . . . . . 145 [PDF]
Cloning and Sequencing of cDNA from Oryza sativa encoding a homolog to non-ATPase subunit, MBP1, of 26S Proteasome in Arabidopsis thaliana
Yuki YANAGAWA, Tadamasa UEDA, Kimiko YAMAMOTO, Takuji SASAKI, Keiji TANAKA Junji HASHlMOTO, Takahide SATO, and Hiroki NAKAGAWA. . . . . . . 147 [PDF]
Analysis of Rice Proteins of Transgenic Rice Resistant to Rice Stripe Virus
Hiroshi SHINMOTO, Masuko KOBORI, Tojiro TSUSHIDA, Kenji ISSHIKI and Takahiko HAYAKAWA. . . . . . . 151 [PDF]