7-7 稲わらの施用時期と添加窒素の土壌中の残留について(7 水田土壌の肥沃度)

黒沢 諦, 苔生 松兵衛
1970 Abstracts of the Annual Meetings, Japanese Society of Soil Science and Plant Nutrition  
doi:10.20710/dohikouen.16.0_c48_1 fatcat:dwnywx7genbqvag7yws5iy272a