Items where Author is "Nayak, P D"
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Nayak, P D (1965) Study on biology and fishery of Polynemus heptadactylus Cuv. and Val. PhD thesis, Central Marine Fisheries Research Institute.
Nayak, P D (1959) Occurrence of hermaphroditism in Polynemus heptadactylus Cuv. & Val. Journal of the Marine Biological Association of India, 1 (2). pp. 257-258.
Nayak, P D (1959) Some aspects of the fishery and biology of Polydactylus indicus (Shaw). Indian Journal of Fisheries , 6 (2). pp. 280-297.