@article{oai:tamagawa.repo.nii.ac.jp:00000551, author = {Bedascarrasbure, E and Maldonado, L and Alvarez, A}, issue = {3}, journal = {ミツバチ科学}, month = {Oct}, pages = {129--131}, title = {プロポリス採集方法が鉛の混入量に与える影響}, volume = {25}, year = {2004} }