5 Result(s)
within
Article
P. K. Joshi
Life Sciences
Zoology
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Article
Neuroendocrine control of reproduction in the male penaeid prawn, Parapenaeopsis hardwickii (Miers) (Crustacea, Decapoda, Penaeidae)
Effects of bilateral eyestalks ablation and injections of eyestalks, (Es) brain (Br) and thoracic ganglia (ThG) extract separately on the androgenic gland and testis development of Es-ablated (Experiment 1) an...
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Article
Some aspects of respiratory metabolism of a penaeid prawn, Penaeus japonicus (Bate) (Crustacea, Decapoda, Penaeidae)
Respiratory metabolism of a marine penaeid prawn, Penaeus japonicus (Bate) was studied in relation to body size, starvation, dissolved oxygen tension, salinity and temperature. Oxygen consumption was significantl...
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Article
An unusual abnormality in the development of an eye of a marine penaeid prawn, Parapenaeopsis stylifera (H. Milne Edwards). (Crustacea, Decapoda, Penaeidae)
A male prawn, Parapenaeopsis stylifera, collected in a haul, was found to be having an undeveloped right eye. The eyestalk was absent and eye pigment was located directly on the reduced basal segment. The observa...
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Article
Electrophoretic separation of protein pattern in different tissues of four marine penaeid prawns in relation to sex
The protein patterns of gill, midgut gland and abdominal muscle tissues of four different marine penaeid prawn species: Metapenaeus affinis, Metapenaeus monoceros, Parapenaeopsis hardwickii and Parapenaeopsis sty...
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Article
Studies on the behaviour and substratum preference in juveniles of the marine prawn, Metapenaeus monoceros (Fabricius)
Circadian rhythmicity in the behaviour of the marine prawn, Metapenaeus monoceros (Fab) and its substratum preference has been observed under laboratory conditions. In the morning at 9. a.m. 80% prawns remain bur...
