Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Hirai Keizo and Noguchi Kyotaro and Mizoguchi Takeo and Kaneko Shinji and Takahashi Masamichi,Contribution of subsoil and season for nitrogen mineralization under field condition in forest soil,Japanese Journal of Forest Environment,03888673,The Japanese Society of Forest Environment,2007,49,1,51-59,https://cir.nii.ac.jp/crid/1390001204212898944,https://doi.org/10.18922/jjfe.49.1_51