Changes in crop productivity and the harvested area of rice grown in Sri Lanka over the last four decades (1979-2021) as affected by the season, district, and water management system
Authors
S. S. Wijesooriya
Department of Crop Science, Faculty of Agriculture, University of Peradeniya, Peradeniya, Sri Lanka.
H. M. K. C. Nawarathna
Department of Crop Science, Faculty of Agriculture, University of Peradeniya, Peradeniya, Sri Lanka
S. S. Kumari
Department of Crop Science, Faculty of Agriculture, University of Peradeniya, Peradeniya, Sri Lanka
A. Sooriyarachchi
Socio Economic and Planning Centre, Department of Agriculture, Peradeniya, Sri Lanka.
C. Perera
Natural Recourses Management Centre, Department of Agriculture, University of Peradeniya, Peradeniya, Sri Lanka.
lalith.suriyagoda@agri.pdn.ac.lk
Department of Crop Science, Faculty of Agriculture, University of Peradeniya, Peradeniya, Sri Lanka
DOI: https://doi.org/10.4038/jnsfsr.v53i4.12748 | Journal eISSN: 2362-0161
Language: English
Published on: Jan 30, 2026
Published by: National Science Foundation of Sri Lanka
In partnership with: Paradigm Publishing Services
Keywords:
© 2026 S. S. Wijesooriya, H. M. K. C. Nawarathna, S. S. Kumari, A. Sooriyarachchi, J. M. A. K. Jayaweera, C. Perera, L. D. B. Suriyagoda, published by National Science Foundation of Sri Lanka
This work is licensed under the Creative Commons Attribution-NoDerivatives 4.0 License.