About KAWAHARA HIROFUMI
About WAKIYA YUICHIRO
About NAGAFUCHI SHIGEKI
About NAGATA TAKASHI
About 農業技術研究機構 畜産草地研
About 日本水処理生物学会誌 別巻
About animal waste treatment
About hog raising
About denitrification
About dinitrogen oxide
About suppression and control
About experimental design
About orthogonal layout
About Regression Analysis
About Analysis of Variance
About factor analysis
About pH dependence
About activated sludge process
About activated sludge process
About Wastewater treatment of agricultural wastes
About Biological treatment of sewage and wastewater
About 脱窒反応
About N2O