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Showing 10 out of a total of 61 results for community: Science.
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Stocking Rate Estimations of Tilapia mossambica Fingerlings for some Inland Reservoirs of Sri Lanka
Wijeyaratne, M.J.S.
;
Costa, H.H.
(
International Review of Hydrobiology
,
1981
)
Effect of crowding, food quality and body size on food utilization of Pomacea canaliculata (Lamarck), (Gastropoda: Ampullaridae), an introduced potential snail pest of the rice paddy in Sri Lanka
Kumara, P.A.D.A.
;
Costa, H.H.
(
Sri Lanka Association for Fisheries and Aquatic Resources
,
1998
)
Water quality criteria for pollution control
Costa, H.H.
(
University of Malaya, Kuala Lumpur
,
1982
)
Mosquito control with larvivorous fish
Wickramasinghe, M.B.
;
Costa, H.H.
(
Journal of Parasitology Today
,
1986
)
The invertebrate fauna colonizing two submerged aquatic plants in the stream at Horton Plains, Sri Lanka
Ganehiarachchi G.A.S.M.
;
Costa, H.H.
(
Sri Lanka Association for Fisheries and Aquatic Resources
,
1995
)
The susceptibility and resistance of fry and fingerlings of Oreochromis mossambicus Peters to some pesticides commonly used in Sri Lanka
Shafiei, T.M.
;
Costa, H.H.
(
Asian Fisheries Forum, Manila, Philippines
,
1986
)
Utilization of mangrove species in brushpark construction and their effects on Negombo Estuary fishery (Sri Lanka)
Costa, H.H.
;
Wijeyaratne, M.J.S.
(
Willey Online
,
1994
)
Responses of Gammarus Pulex (L.) To Modified Environment
Costa, H.H.
(
Journal of Crustaceana
,
1966
)
Cave dwelling bats in Sri Lanka
Rubsamen, R.
;
Eckrich, M.
;
Costa, H.H.
(
Department of National Museums, Sri Lanka
,
2004
)
Fishery, seasonal abundance and mortality of grey mullets (Pisces; Mugilidae)in Negombo lagoon, Sri Lanka
Wijeyaratne, M.J.S.
;
Costa, H.H.
(
Wiley Online Library
,
1987
)
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Costa, H.H. (61)
Wijeyaratne, M.J.S. (19)
Pathiratne, A. (5)
Weerasundara, G.A. (4)
Wanninayaka, T.B. (3)
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Weerawardena, S.R. (2)
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Sri Lanka (3)
biology; Estuaries (1)
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