343 research outputs found

    On the equisummability of Hermite and Fourier expansions

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    We prove an equisummability result for the Fourier expansions and Hermite expansions as well as special Hermite expansions. We also prove the uniform boundedness of the Bochner-Riesz means associated to the Hermite expansions for polyradial functions

    Status of Bioprospecting of Marine Molluscs in India

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    Continuous pressure on the environment arising inevitably or otherwise out of technological progress and human population growth has made it necessary to place a commodity value on biodiversity (Randall, 1991)

    Record landings of cephalopods by trawlers at Veraval during first quarter of 2009

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    Cephalopods represent one of the most important exploited marine fishery resources at Veraval. The cephalopod landings in Gujarat increased by more than two folds from 0.234 lakh t in 2002 to 0.49 lakh t in 2006 (Mohanraj et al., 2009), with a concomitant increase in catch rate from 5.05 kg h-1 in 2003 to 14.74 kg h-1 in 2006. The cephalopod resource was constituted mainly by Loligo duvauceli, Sepia pharaonis and S. aculeat

    By-catch of the gastropod Tibia spp. in gillnets operated along Gujarat coast

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    The rocky coastal belt of Gujarat possesses an enormous potential resource of lobsters. Gillnets are regularly operated for lobster along the coast of Mangrol, Porbunder and Muldwarka. Gastropods such as Tibia maculata and Tibia curta occurred in large quantities as by-catch along with lobsters. Other gastropods such as Archipecten sp. and Murex sp. also make their occurrence in small quantities
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