Journal of FARM SCIENCES, Vol 26, No 3 (2013)

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Influence of harvesting stage and urea treatment on physical parameters of mesta fibres

R.K. Dhanalaxmi, Jyoti V. Vastrad, H.B. Babalad

Abstract


The research study was conducted during 2009-2011 in University of Agricultural Sciences, Dharwad Karnataka. Mesta species (Hibiscus sabdariffa) variety (AS73 CP 560) grown in Institute of Organic Farming, were selected and harvested at two different stages of plant growth. Harvested stalks were treated with 2 per cent urea for fibre extraction. Physical properties/ parameter of mesta fibre such as length (cm), fineness (tex), strength (gf/tex), elongation (mm) were assessed and it was revealed that urea treated stalks yielded longer fibre and also produced finer fibre than untreated stalks. However, untreated urea stalks produces stronger fibre than the fibre from urea treated stalks. Mesta fibre extracted from the stalks harvested 15 days prior to maturity without urea treatment was found to have better elongation than urea treated stalks, whereas elongation of mesta fibre produced from stalks harvested at physiological maturity was on par with the treated.

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