@Research Paper <#LINE#>Biochemical and Fatty Acid Analysis of Faeces in Umblachery Cattle (Bos Indicus) During Different Phases of Estrous Cycle<#LINE#>Gnanamuthu@G.,Rameshkumar@ K. <#LINE#>1-5<#LINE#>1.ISCA-RJAVFS-2014-03.pdf<#LINE#>Department of Zoology, Rajah Serfoji Government College (Autonomous), Thanjavur – 613 005, Tamilnadu, INDIA@Department of Zoology, Rajah Serfoji Government College (Autonomous), Thanjavur – 613 005, Tamilnadu, INDIA<#LINE#>24/12/2013<#LINE#>6/1/2014<#LINE#>Mammals release different variety of molecules into the environment, either as specific chemosignals or metabolic byproducts through vaginal fluid, urine, faeces, saliva, milk, sweat and specialized scent glands. The bovine olfactory system has the ability to recognize and discriminate among thousands of structurally diverse odorants, which have access to the behavioural and physiological outputs. This chemical cues are used to pass the signals between individuals conveying information including sex, reproductive status, individual identity, ownership, competitive ability and health status. The complex mixtures of molecules sensed by bovine chemosensory systems and have important influences of behaviours such as mother-young interaction, mate choice and territorial marking. In the present study, it is planned to identify and estimate the biochemicals and fatty acids present in the faecal samples of Umblachery breed cow (Bos indicus) during different phases of estrous cycle. The biochemical estimation showed that protein, carbohydrate and lipid were higher in oestrus phase when compared to all other phases. Further, GC analysis of the faecal samples showed that 20 different fatty acids are identified in all the phases of estrous cycle. The fatty acids like valeric, caproic, myristic, gadoleic and pelargonic acids are found only in estrus not in other phases. Based on the above information, the present study suggests that the qualitative and quantitative presence of certain biochemicals and fatty acids would be reliable indicators of oestrus in bovine. The role of biochemical and fatty acids in animal behaviour must be confirmed by field study. The presence of biochemicals and specific fatty acids in estrus faeces makes the possibility to develop a biomarker for the detection of estrus in Umblachery cattle very accurately.<#LINE#>Phillips C.J.C.@Principle of cattle production@.http://www.cabi.org, CABI Publishing, 1 (2001)@Yes$Lucy M.C.@Reproductive loss in high-producing dairycattle: where will it end?@J Dairy Sci, 84, 1277–1293(2001)@Yes$Royal M.D., Darwash A.O., Flint A.P.F., Webb R.,Woolliaams J.A. and Lamming G.E.@Declining fertility indairy cattle: changes in traditional and endocrineparameters of fertility@Anim Sci, 70, 487–502 (2000)@Yes$Stevenson J.S.@Reproductive management of dairy cowsin high milk-producing herds@J Dairy Sci, 84, 128–143(2001)@Yes$Albone E.S.@Mammalian semiochemistry: theinvestigation of chemical signals between mammals@NewYork: John Wiley & Sons., 360 (1984)@Yes$Brown R.E. and Macdonald D.W.@Social odours inmammals@vol 1. 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Sci, 7, 340-342 (2011)@Yes <#LINE#>Growth performance of a Seaweed, Kappaphycus alvarezii under lined earthen pond condition in Tharuvaikulam of Thoothukudi coast, South East of India<#LINE#>Athithan @S. <#LINE#>6-10<#LINE#>2.ISCA-RJAVFS-2013-065.pdf<#LINE#>Department of Coastal Aquaculture, Fisheries College and Research Institute, Tamilnadu Fisheries University, Tharuvaikulam - 628 105, Thoothukudi District, Tamil Nadu, INDIA<#LINE#>17/12/2013<#LINE#>28/12/2013<#LINE#>The potential for using seaweed by rearing in floating bamboo cage moored at farm unit of Department of Coastal Aquaculture, Tharuvaikulam village of Tamil Nadu coast, South East of India was assessed under lined pond conditions. Seaweed, Kappaphycus alvarezii was grown for 35 days of cultivation in order to evaluate their growth performance in lined pond. Young seaweeds with average weight of 150g was tied in each seeding twine and grown to an average weight of 1350 g in 35 days with average wet weight gain of 1200g. A total wet weight of 259.200 kg / bamboo cage (10 x 10 feet size) was obtained at the end of the 35 days. This result clearly indicates that floating bamboo cage has considerable potential for the cultivation of seaweed in lined ponds, but, requires the careful management of nutrient inputs supply in to the cultivation ponds.<#LINE#>Ask E.I. and Azanza R.@Advances in cultivationtechnology of commercial eucheumatoid species: A reviewwith suggestions for future research. Aquaculture@206,257-277 (2002)@Yes$Smith I.R. and Pestano-Smith R.@Seaweed farming analternative income for small-scale fisherman; A case study.Proceedings of Indo-Pacific Fishers’ Community@19, 715-729 (1980)@No$Smith I.R.@The economics of small-scale 36. Areces, A.J.,1995. Cultivate commercial de seaweed production in the South China Sea region. 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