No.26 (1975)
Narita, T. and Itagaki, H. : The Fungi Identified to Ascochyta phaseolorum Sacc. in Hokkaido. II . 3
Terui, M., Harada, Y., Hirai, M. and Kudo, T. : A List of Plant Parasitic Fungi Collected in Aomori Prefecture （5）An Additional List of Fungi Collected in the Northern Districts of Shimokita-peninsula. 12
Kobayashi, J. : Rice Seed Treatments for Bakanae Disease Control by Soaking Pre-germinated Seed in Tkiram-Benomyl Mixture 14
Hasegawa, T., Hayakawa, H., Matsumura, T., Yasuda, K. and Orita, N. : Horn Fly Control with a New Insecticide Barizon by Self Treatment Dust Bags. 20
Chiba, T. and Shinohe S. : Observations on the Development of Egg, Larval and Pupal Stages of Asparagus Beetle, Crioceris puatuordecimpunctata Scopoli （Coleoptera, Chrysomllidae） 25