Production de biogaz et de compost à partir de eichhornia crassipes, (mart) solms-laub (pontederiaceae) pour un développement durable en Afrique sahélienne

In the urban park BANGR-WEOOGO of the commune of Ouagadougou (Burkina Faso) the proliferation of the water hyacinth threatens the conservation of the biodiversity. The application of the integrated fight, did not permit the éradication. The aim of the study, is to contribute to the installation of a...

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Main Authors: Oumarou Almoustapha, Jeanne Millogo-Rasolodimby
Format: Article
Language:fra
Published: Éditions en environnement VertigO
Series:VertigO
Subjects:
Online Access:https://journals.openedition.org/vertigo/2221
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author Oumarou Almoustapha
Jeanne Millogo-Rasolodimby
author_facet Oumarou Almoustapha
Jeanne Millogo-Rasolodimby
author_sort Oumarou Almoustapha
collection DOAJ
description In the urban park BANGR-WEOOGO of the commune of Ouagadougou (Burkina Faso) the proliferation of the water hyacinth threatens the conservation of the biodiversity. The application of the integrated fight, did not permit the éradication. The aim of the study, is to contribute to the installation of a protocol of management of Eichornia crassipes which associates the mechanical fight with valorization by the production of biogas and compost. The results  show a significant production of biomass with a proportion of dry weight (DW) of 6,12 %. The experiment, carry out with some discontinuous digesters of 200 liters using 60 kg of water hyacinth as substrate mixed with 20 liters of liquid manure bacterium méthanogènes, indicate a average of bio gas production of 1440 liters for 3,67 kg of dry matter of water hyacinth witch means 392,37 liters /kg/ DW. The composts resulting from these experiments contain average 9,930 kg de total phosphore, 0,690 kg of ortho-phosphate, 6,27 kg nitrogene d’azote (N-Kjeldahl) 1,1 kg of organic carbon per ton of compost. The application of this technology in the wetlands infested by E crassipes has several advantages: energy production, compost and control of the proliferation of the water hyacinth.  
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spelling doaj.art-dcfba9f36fe6488e82edf41af5bb09862024-04-04T09:07:27ZfraÉditions en environnement VertigOVertigO1492-84427210.4000/vertigo.2221Production de biogaz et de compost à partir de eichhornia crassipes, (mart) solms-laub (pontederiaceae) pour un développement durable en Afrique sahélienneOumarou AlmoustaphaJeanne Millogo-RasolodimbyIn the urban park BANGR-WEOOGO of the commune of Ouagadougou (Burkina Faso) the proliferation of the water hyacinth threatens the conservation of the biodiversity. The application of the integrated fight, did not permit the éradication. The aim of the study, is to contribute to the installation of a protocol of management of Eichornia crassipes which associates the mechanical fight with valorization by the production of biogas and compost. The results  show a significant production of biomass with a proportion of dry weight (DW) of 6,12 %. The experiment, carry out with some discontinuous digesters of 200 liters using 60 kg of water hyacinth as substrate mixed with 20 liters of liquid manure bacterium méthanogènes, indicate a average of bio gas production of 1440 liters for 3,67 kg of dry matter of water hyacinth witch means 392,37 liters /kg/ DW. The composts resulting from these experiments contain average 9,930 kg de total phosphore, 0,690 kg of ortho-phosphate, 6,27 kg nitrogene d’azote (N-Kjeldahl) 1,1 kg of organic carbon per ton of compost. The application of this technology in the wetlands infested by E crassipes has several advantages: energy production, compost and control of the proliferation of the water hyacinth.  https://journals.openedition.org/vertigo/2221Eichhornia crassipescomposturban park Bangr-Weoogobio gas
spellingShingle Oumarou Almoustapha
Jeanne Millogo-Rasolodimby
Production de biogaz et de compost à partir de eichhornia crassipes, (mart) solms-laub (pontederiaceae) pour un développement durable en Afrique sahélienne
VertigO
Eichhornia crassipes
compost
urban park Bangr-Weoogo
bio gas
title Production de biogaz et de compost à partir de eichhornia crassipes, (mart) solms-laub (pontederiaceae) pour un développement durable en Afrique sahélienne
title_full Production de biogaz et de compost à partir de eichhornia crassipes, (mart) solms-laub (pontederiaceae) pour un développement durable en Afrique sahélienne
title_fullStr Production de biogaz et de compost à partir de eichhornia crassipes, (mart) solms-laub (pontederiaceae) pour un développement durable en Afrique sahélienne
title_full_unstemmed Production de biogaz et de compost à partir de eichhornia crassipes, (mart) solms-laub (pontederiaceae) pour un développement durable en Afrique sahélienne
title_short Production de biogaz et de compost à partir de eichhornia crassipes, (mart) solms-laub (pontederiaceae) pour un développement durable en Afrique sahélienne
title_sort production de biogaz et de compost a partir de eichhornia crassipes mart solms laub pontederiaceae pour un developpement durable en afrique sahelienne
topic Eichhornia crassipes
compost
urban park Bangr-Weoogo
bio gas
url https://journals.openedition.org/vertigo/2221
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