7-12 長期間の有機物施用が水田土壌の窒素形態におよぼす影響(7.水田土壌の肥沃度)

後藤 重義, 古賀 汎
1983 Abstracts of the Annual Meetings, Japanese Society of Soil Science and Plant Nutrition  
doi:10.20710/dohikouen.29.0_103_2 fatcat:vrbmuuvxhjagjbk5mlrlog2rae