Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) SHIMIZU Kiichi and SAKUAMI Akira and HONGOU Tomoaki,Estimation method for egg density of the bluegrass webworm Parapediasia teterrella,Proceedings of the Kanto-Tosan Plant Protection Society,0388-8258,THE KANTO-TOSAN PLANT PROTECTION SOCIETY,1991,1991,38,245-247,https://cir.nii.ac.jp/crid/1390282681306793344,https://doi.org/10.11337/ktpps1954.1991.245