Department Of Agriculture Sri Lanka
https://doa.gov.lk/index.php/en/
Ministry of Agriculture Sri Lanka
http://www.agrimin.gov.lk/web/index.php/en
United Kingdom
In the United Kingdom the term Agricultural Engineer is often also used to describe a person that repairs or modifies agricultural equipment.
United States
The American Society of Agricultural Engineers, now known as the American Society of Agricultural and Biological Engineers (ASABE), was founded in 1907.[7] It is a leading organization in the Agricultural Engineering field. The ASABE provides safety and regulatory standards for the agricultural industry. These standards and regulations are developed on an international scale and include topics on fertilizers, soil conditions, fisheries, biofuels, biogas, feed machinery, tractors, and machinery.[1]
https://en.wikipedia.org/wiki/Agricultural_engineering#United_States