Ohgushi, R. 1988 Geographical and ecological information on three species of Ceroplastes scales obtained by questionnaires. IV. Control activities in orchards and gardens.. Japanese Journal of Applied Entomology and Zoology 32: 75-77.
Ohgushi, R. 1988 Geographical and ecological information on three species of Ceroplastes scales obtained by questionnaires. IV. Control activities in orchards and gardens.. Japanese Journal of Applied Entomology and Zoology 32: 75-77.