"Koki Maeda,Dai Hanajima,Sakae Toyoda,Naohiro Yoshida,Riki Morioka,Takashi Osada","Microbiology of nitrogen cycle in animal manure compost",,"Microbial Biotechnology",,"Vol. 4","no. 6","pp. 700-709",2011,
"Koki Maeda,Dai Hanajima,Sakae Toyoda,Riki Morioka1,Takashi Osada","Microbiology of nitrogen cycle in animal manure compost",,"Microbial Biotechnology",,,,,2010,Oct.
"Koki Maeda,Sakae Toyoda,Ryosuke Shimojima,Takashi Osada,Dai Nanajima,Riki Morioka,Naohiro Yoshida","Nitrous oxide emission from cattle manure compost","Greenhouse Gases and Animal Agriculture Conference (GGAA2010)",,,,,,2010,Oct.
"Koki Maeda,Sakae Toyoda,Ryosuke Shimojima,Takashi Osada,Dai Hanajima,Riki Morioka,Naohiro Yoshida","Source of Nitrous Oxide Emissions during the Cow Manure Composting Process as Revealed by Isotopomer Analysis of and amoA Abundance in Betaproteobacterial Ammonia-Oxidizing Bacteria",,"Applied and Environmental Microbiology",,"Vol. 76","No. 5","pp. 1555-1562",2010,Jan.