YantiD., SK., Rusnam and StiyantoE. (2022) “Estimation of Rice Productivity Using The Normalized Difference Vegetation Index (NDVI) Algorithm (Case Study of Gunung Talang District, Solok Regency)”, Jurnal Keteknikan Pertanian, 10(3), pp. 240-252. doi: 10.19028/jtep.010.3.240-252.