桑園肥料としての硫酸加里苦土に就て
The Manurial Value of Potassium-magnesium-sulphate for the Mulberry Tree

S. ARAMOMI
1939 Japanese Journal of Soil Science and Plant Nutrition  
doi:10.20710/dojo.13.3_153 fatcat:u4dxo3svezcmncafmxie4mlcou