| 摘要 |
A method for liming soil involves lime application by spreading thereof over the soil surface by fertilizer broadcasters with centrifugal type operating devices. The complete dose of limestone powder is calculated by hydrolytic soil acidity, and is applied layer by layer in two steps: half-dose of CaCOunder main ploughing for the depth of 25-, and another half-dose under cultivation for the depth of 10-. |
