A field experiment was conducted in Allahabad District of Uttar Pradesh to test the possibility of utilizing fly ash, in afforestation of sodic soil with Albizia procera, as a substitute of fertilizers and amendments. Fly ash proved to be a good substitute of rice husk, was superior. Similarly the treatments where fertilizer was replaced with fly ash have also shown better performance of plant.
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Links:
[1] http://admin.indiaenvironmentportal.org.in/feature-article/fly-ash-tested-substitute-fertilizer-rice-husk-and-gypsum-tree-plantation-sodic
[2] http://admin.indiaenvironmentportal.org.in/category/author/m-k-gupta
[3] http://admin.indiaenvironmentportal.org.in/category/author/s-d-sharma
[4] http://admin.indiaenvironmentportal.org.in/category/author/m-n-jha
[5] http://admin.indiaenvironmentportal.org.in/category/journal/annals-forestry
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/environment
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/soil-salinisation
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/afforestation
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/uttar-pradesh
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/allahabad-d
[11] http://admin.indiaenvironmentportal.org.in/category/thesaurus/fly-ash
[12] http://admin.indiaenvironmentportal.org.in/category/thesaurus/soil-capability
