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999			_c5219 _d5219
005			20180922141251.0
008			180116c99999999xx |||||||||||| ||und||
040			_cNARA
100			_aDe Silva, S.S.
245		0	_aStudies on the Fish Ponds at Pitipana, Negombo I. Seasonal and Diurnal Variation of Some Hydrobiological Factors
260			_c1979 _bNARA, _aColombo 15 :
300			_aP. 63-78
440			_aBulletin of the Fisheries Research Station Sri Lanka (Ceylon) _n; Vol.29 Nos. 1 and 2
650			_aAquatic Sciences
700			_a Silva, E.I.L.
856			_uhttp://www.erepository.nara.ac.lk/handle/1/243
942			_cJNLA _2ddc