Warning: file_get_contents(https://r2.kuemeranti.store/public/mrdt/mar/elu/auth): Failed to open stream: HTTP request failed! HTTP/1.1 404 Not Found in /home/tjsudsmac/public_html/index.php on line 2
@article{Kivaisi_Mshandete_2017, title={Exploring technological strategies for valorization of solid sisal waste: A research review}, volume={43}, url={http://www.tjs.udsm.ac.tz/index.php/tjs/article/view/268}, abstractNote={<p><em>The sisal industry in Tanzania generates large amounts of waste which</em><em> is an un-tapped bioresource. </em><em>Research was undertaken </em><em>to establish appropriate technologies  for its valorisation to mushrooms, biogas and biogas manure (BGM).Physical and biological pre-treatments achieved methane yield increments of 23-30% whereas co-digestion with fish waste achieved methane yield increments of 59-94%. Sisal fibre waste was demonstrated to be a novel biofilm-carrier for treating sisal pulp leachate. With a loading rate of 9.0 kgVS/m<sup>3</sup>/day, the packed-bed bioreactor was operated without process stress. Sisal decortication waste (SLDW) and sisal boles (SBW) were found to be suitable for oyster mushroom cultivation. With water-pretreated SBW and saline-SLDW, biological efficiencies of  26-86% were obtained. SBW was utilized for commercial-scale mushroom cultivation and yielded 250kg/ton of wet substrate. Residues of mushroom cultivation (SMS) were anaerobically co-digested with cow dung manure and yielded 230-300L CH<sub>4</sub>/kg VS<sub>added</sub> which indicated  the potential of SMS for AD.Co-digestion of SLDW with cow dung manure in a 10m<sup>3</sup> continuous stirred tank reactor gave about 400 litres CH<sub>4</sub>/ m<sup>3</sup>/day, and 260 L/day of BGM  which was superior to NPK fertilizer. In conclusion, sisal waste has potential for valorisation, and integrating mushroom and biogas production for better economics  is feasible. </em></p> <p><em>The sisal industry in Tanzania generates large amounts of waste which</em><em> is an un-tapped bioresource. </em><em>Research was undertaken </em><em>to establish appropriate technologies  for its valorisation to mushrooms, biogas and biogas manure (BGM).Physical and biological pre-treatments achieved methane yield increments of 23-30% whereas co-digestion with fish waste achieved methane yield increments of 59-94%. Sisal fibre waste was demonstrated to be a novel biofilm-carrier for treating sisal pulp leachate. With a loading rate of 9.0 kgVS/m<sup>3</sup>/day, the packed-bed bioreactor was operated without process stress. Sisal decortication waste (SLDW) and sisal boles (SBW) were found to be suitable for oyster mushroom cultivation. With water-pretreated SBW and saline-SLDW, biological efficiencies of  26-86% were obtained. SBW was utilized for commercial-scale mushroom cultivation and yielded 250kg/ton of wet substrate. Residues of mushroom cultivation (SMS) were anaerobically co-digested with cow dung manure and yielded 230-300L CH<sub>4</sub>/kg VS<sub>added</sub> which indicated  the potential of SMS for AD.Co-digestion of SLDW with cow dung manure in a 10m<sup>3</sup> continuous stirred tank reactor gave about 400 litres CH<sub>4</sub>/ m<sup>3</sup>/day, and 260 L/day of BGM  which was superior to NPK fertilizer. In conclusion, sisal waste has potential for valorisation, and integrating mushroom and biogas production for better economics  is feasible.</em></p> <p><strong>Key words: </strong>sisal waste, anaerobic digestion, mushrooms, valorisation</p>}, number={1}, journal={Tanzania Journal of Science}, author={Kivaisi , Amelia and Mshandete, Anthony}, year={2017}, month={Dec.}, pages={47–61} }