Chandana, E.P.S.; Rajapaksha, A.C.D.; Samarasekara, W.G.K.H.
(TCRP FOUNDATION, 2012-12)
The dragonflies and damselflies are a major insect group (Class Insecta; Order Odonata) associated with water courses. Odonate assemblages with reference to their habitat characters have not been widely studied in Sri ...