7-14 土壌の窒素供給力に基づく水稲の施肥診断法(7.水田土壌の肥沃度)

住田 弘一, 大山 信雄
1989 Abstracts of the Annual Meetings, Japanese Society of Soil Science and Plant Nutrition  
doi:10.20710/dohikouen.35.0_118_2 fatcat:lghrts23kjflrfw4cbgq4pyeku