Design of liquid fertilizer applicator based on Variable Rate Application (VRA) for Soybean

M Fuadi, L Sutiarso, S Virgawati… - IOP Conference Series …, 2019 - iopscience.iop.org
The process of fertilization is one of the phase that is very important in improving the quality
and quantity crops. The needs of plants nutrient on one stretch of the fact that not entirely …