ihe nkiri a ga-eji:
1. Nri anụ ọkụkọ: ọkụkọ, ọbọgwụ, ezi (ezi, anụ na-aṅụ ara), ọgazị, nri pellets;
2. Anụ anụ na anụ ọkụkọ: ehi na atụrụ na-azụ pellet;
3. Mmiri mmiri: azụ, oporo, crab;
4. Ihe ndị na-awụba n'oké osimiri: tofu nwamba-awụba n'oké osimiri;
5. Ngwongwo mmanụ biomass: ibe osisi, ịcha, alfalfa, hops, pine, osisi dị iche iche, alaka oliv, osisi a kpara akpa, ahịhịa, nkwụ, osikapa osikapa, bagasse;
6. Granules fatịlaịza Organic: imepụta nri ọkụkọ na nri anụmanụ ndị ọzọ;
7. Ụmụ irighiri kọlụm carbon arụ ọrụ:
8. Ndị ọzọ: Ihe oke bekee / eju / pellet nnụnụ;