TY - GEN AU - Mary, P. Christy Nirmala AU - Kannan,P. TI - Geospatial Technologies for agriculture SN - 97893900082766 U1 - E/0 630.2085 23rd PY - 2021/// CY - Madurai PB - Shanlax Publications KW - Agriculture KW - Environmental economis KW - Envirronmental management ER -