1 Signifi cance of Single-Pollen Genotyping in Ecological Research Yuji Isagi 2 Procedure for Single-Pollen Genotyping Yoshihisa Suyama 3 Pollination Effi ciencies of Insects Visiting Magnolia obovata, as Determined by Single-Pollen Genotyping Yu Matsuki, Motoshi Tomita, and Yuji Isagi 4 Difference in Pollen Donor Composition During the Early Phases of Reproduction as Revealed by DNA Analysis of Pollen Grains and Seeds in the Monoecious Tree Castanea crenata Yoichi Hasegawa, Yoshihisa Suyama, and Kenji Seiwa 5 Expanded Home Range of Pollinator Birds Facilitates Greater Pollen Flow of Camellia japonica in a Forest Heavily Damaged by Volcanic Activity Harue Abe, Saneyoshi Ueno, Yoshihiko Tsumura, and Masami Hasegawa 6 Can Tiny Thrips Provide Suffi cient Pollination Service During a General Flowering Period in Tropical Rainforest? Toshiaki Kondo, Sen Nishimura, Yoko Naito, Yoshihiko Tsumura, Toshinori Okuda, Kevin Kit Siong Ng, Soon Leong Lee, Norwati Muhammad, Nobukazu Nakagoshi, and Yuji Isagi 7 Alien Dandelions Displace a Native Related Species Through Interspecifi c Pollen Transfer Takeshi Matsumoto, Koh-ichi Takakura, and Takayoshi Nishida 8 Single-Pollen Genotyping of Holocene Lake Sediments Laura Parducci and Yoshihisa Suyama 9 Potential Application of Pollen Genotyping for Evolutionary Genetic and Genomic Studies: Linkage/Recombination Analysis and Haplotype Sequencing Yayoi Takeuchi and Kentaro Shimizu Index