About LOBARTINI J C
About Univ. Nacional del Sur, Bahia Blanca, ARG
About TAN K H
About Univ. Georgia, GA
About PAPE C
About Univ. Georgia, GA
About Communications in Soil Science and Plant Analysis
About Zea mays
About Soil chemistry
About 腐植酸
About アパタイト
About 反応生成物
About 性質
About 植物
About 生育
About 有効性