Gunasena, H. M. P.
Plant protection research [Text] - Colombo CARP 2003 - ii,167 p. 25 cm.
Proceeding of a workshop on status and future trends in plant protection research in the National Agricultural Research System held 28 Nov. 2003
9789559224099
Plant Injuries, Diseases & Pest
632 / PLA
Plant protection research [Text] - Colombo CARP 2003 - ii,167 p. 25 cm.
Proceeding of a workshop on status and future trends in plant protection research in the National Agricultural Research System held 28 Nov. 2003
9789559224099
Plant Injuries, Diseases & Pest
632 / PLA