Government Job vacancies, Research Officer Vacancies - Ministry of Plantation Industries. Coconut research institute applications are invited from citizens of Sri lanka for the Post of Research officer (Agriculture economic division/ Agronomy division/ Soils and plant nutrients division). Vacancies for agriculture economic division preference will be given for candidates who have specialized in agriculture economic. Age should not be less than 22 years and not more than 45 years. The upper age limit will not apply to internal candidates. Applicants should have the physical mental fitness and willing to serve in any part of country.