著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) D.S. Powlson and P.C. Prookes and B.T. Christensen,Measurement of soil microbial biomass provides an early indication of changes in total soil organic matter due to straw incorporation,Soil Biology and Biochemistry,0038-0717,Elsevier BV,1987-01,19,2,159-164,https://cir.nii.ac.jp/crid/1361137043787310592,https://doi.org/10.1016/0038-0717(87)90076-9