QP Tran, BX Khanh, LTT Huong - IOP Conference Series: Earth …, 2021 - iopscience.iop.org
The experiment aimed at identifying and selecting primer fertilizer formulas included 1
control formula: 40 kg N+ 90 kg P2O5+ 60 kg K20+ 500 kg of powdered lime, 4 formulas of …