Enter current and target soil pH, soil texture and area to estimate the lime (to raise pH) or sulfur (to lower pH) needed.
根據土壤當前 pH、目標 pH、質地、調節面積與耕層深度,估算需要施用石灰(CaCO₃ 當量)或硫磺(純 S)的用量,並給出生石灰、熟石灰的換算參考。