Ohgushi, R. 1987a Geographical and ecological information on three species of Ceroplastes scales obtained by questionnaires. III. Population trends in recent years.. Japanese Journal of Applied Entomology and Zoology 31: 82-85.
Ohgushi, R. 1987a Geographical and ecological information on three species of Ceroplastes scales obtained by questionnaires. III. Population trends in recent years.. Japanese Journal of Applied Entomology and Zoology 31: 82-85.