Agriculture, Plantation and Forestry have been the main sector of INACON participation in the development since the early of the establishment.
The types of services in this field such as land and soil survey, socio-economic survey, land capability and suitability analysis, development of cultivation techniques, land clearing, soil anf fertilizer, nursery, harvesting, replanting, feasibility study, participatory planning, technical planning, technical assistance, training, extension, monitoring, and evaluation.
INACON has involved in food crops related program such as Food Crops Development Project and Land Use Data Management Project, Decentralized Agriculture and Extension Project, and Farmer Empowerment Through Agriculture Technology Information. In this field, INACON had been involved in survey and planning such as identification of proposed farmers and land (CPCL), annual plan, training and extension, development of the remote-sensing-based early warning system, farmer managed demonstration, farmers research trials, field school, and media campaign. Also, INACON has undertaken many assignments in big forestry companies both public and private, such as INHUTANI I, INHUTANI II, and Sinar Mas Group. Also, there were similar programs for palm oil and rubber plantations, development of long term plan (RKPH), annual plan (RKT), and working permits. INACON has a good expertise and services in palm oil plantations. Not only in land preparation, cultivation, replanting, care and mantainance of oil palms , but also in management and financial aspects. Specific services also provided for natural resources conservation such as biodiversity survey and mapping, erosion control mapping and calculation, resources based management (RBM) plan, pay for environmental services (PES).