土壤EC值方法標準
土壤中分解尿素的細菌的分離和計數
土壤氮素轉化
尿素的化學性質及在土壤中的轉化
Effects of urea fertigation of apple trees on soil pH, exchangeable cations and extractable manganese in a sandy loam soil in New Zealand
the biology of soil compaction
Soil Nitrogen and Sulfur
Soil Nitrogen and Sulfur
Contribution of Bacteria to Initial Input and Cycling of Nitrogen in Soils
土壤養分等級分級標準