Degradation enhancement of rice straw by co-culture of Phanerochaete chrysosporium and Trichoderma viride.
Identifieur interne : 000034 ( Main/Corpus ); précédent : 000033; suivant : 000035Degradation enhancement of rice straw by co-culture of Phanerochaete chrysosporium and Trichoderma viride.
Auteurs : Kai-Jian Chen ; Ji-Chao Tang ; Bao-Hong Xu ; Shi-Le Lan ; Yankun CaoSource :
- Scientific reports [ 2045-2322 ] ; 2019.
English descriptors
- KwdEn :
- MESH :
- chemistry : Oryza.
- growth & development : Trichoderma.
- metabolism : Phanerochaete, Trichoderma.
- Coculture Techniques, Fermentation, Temperature.
Abstract
Straw is one of the most abundant stock of renewable biomass from crop production. However, its utilization efficiency is still very low. Although co-cultivation of fungi increases the degrading rate, the co-cultivation condition needs to be optimized. To optimize the co-culture condition of Phanerochaete chrysosporium and Trichoderma viride degrading rice straw, we first tested the antagonistic characteristic between the fungi. The results showed that the best co-culture pattern was to first inoculate P. chrysosporium and culture for 4 days, then inoculate T. viride, and co-culture the two fungi for 4 days. The optimum fermentation condition was 14% (w/v) of inoculum concentration, the equivalent inoculation of the fungi, culture temperature at 30 °C, and 1:1.4 for solid-liquid ratio. Under the optimum condition, the degradation ratios of lignin and cellulose were 26.38% and 33.29%, respectively; the soluble carbon content in the culture product was 23.07% (w/v). The results would provide important reference information for the efficient utilization of rice straw to produce more accessible energy resources, such as ethanol and glucose.
DOI: 10.1038/s41598-019-56123-5
PubMed: 31873163
PubMed Central: PMC6928154
Links to Exploration step
pubmed:31873163Le document en format XML
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<author><name sortKey="Chen, Kai Jian" sort="Chen, Kai Jian" uniqKey="Chen K" first="Kai-Jian" last="Chen">Kai-Jian Chen</name>
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<author><name sortKey="Xu, Bao Hong" sort="Xu, Bao Hong" uniqKey="Xu B" first="Bao-Hong" last="Xu">Bao-Hong Xu</name>
<affiliation><nlm:affiliation>College of Animal Science and Technology, Hunan Agricultural University, Changsha, 410128, China. 195453778@qq.com.</nlm:affiliation>
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<author><name sortKey="Cao, Yankun" sort="Cao, Yankun" uniqKey="Cao Y" first="Yankun" last="Cao">Yankun Cao</name>
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<term>Fermentation (MeSH)</term>
<term>Oryza (chemistry)</term>
<term>Phanerochaete (metabolism)</term>
<term>Temperature (MeSH)</term>
<term>Trichoderma (growth & development)</term>
<term>Trichoderma (metabolism)</term>
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<keywords scheme="MESH" qualifier="chemistry" xml:lang="en"><term>Oryza</term>
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<keywords scheme="MESH" qualifier="metabolism" xml:lang="en"><term>Phanerochaete</term>
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<front><div type="abstract" xml:lang="en">Straw is one of the most abundant stock of renewable biomass from crop production. However, its utilization efficiency is still very low. Although co-cultivation of fungi increases the degrading rate, the co-cultivation condition needs to be optimized. To optimize the co-culture condition of Phanerochaete chrysosporium and Trichoderma viride degrading rice straw, we first tested the antagonistic characteristic between the fungi. The results showed that the best co-culture pattern was to first inoculate P. chrysosporium and culture for 4 days, then inoculate T. viride, and co-culture the two fungi for 4 days. The optimum fermentation condition was 14% (w/v) of inoculum concentration, the equivalent inoculation of the fungi, culture temperature at 30 °C, and 1:1.4 for solid-liquid ratio. Under the optimum condition, the degradation ratios of lignin and cellulose were 26.38% and 33.29%, respectively; the soluble carbon content in the culture product was 23.07% (w/v). The results would provide important reference information for the efficient utilization of rice straw to produce more accessible energy resources, such as ethanol and glucose.</div>
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<Abstract><AbstractText>Straw is one of the most abundant stock of renewable biomass from crop production. However, its utilization efficiency is still very low. Although co-cultivation of fungi increases the degrading rate, the co-cultivation condition needs to be optimized. To optimize the co-culture condition of Phanerochaete chrysosporium and Trichoderma viride degrading rice straw, we first tested the antagonistic characteristic between the fungi. The results showed that the best co-culture pattern was to first inoculate P. chrysosporium and culture for 4 days, then inoculate T. viride, and co-culture the two fungi for 4 days. The optimum fermentation condition was 14% (w/v) of inoculum concentration, the equivalent inoculation of the fungi, culture temperature at 30 °C, and 1:1.4 for solid-liquid ratio. Under the optimum condition, the degradation ratios of lignin and cellulose were 26.38% and 33.29%, respectively; the soluble carbon content in the culture product was 23.07% (w/v). The results would provide important reference information for the efficient utilization of rice straw to produce more accessible energy resources, such as ethanol and glucose.</AbstractText>
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