https://mirrors.ibiblio.org/grass/code_and_data/grass84/manuals/addons/r.green.biomassfor.technical.html
r.green.biomassfor.technical - GRASS GIS manual
r.green.biomassfor.technical: Estimates the quantity of woody biomass obtained from a forest surface where extraction is possible given a particular level of...
grass gisgreentechnicalmanual
https://mirrors.ibiblio.org/grass/code_and_data/grass84/manuals/addons/r.green.biomassfor.theoretical.html
r.green.biomassfor.theoretical - GRASS GIS manual
r.green.biomassfor.theoretical: Estimates potential bioenergy depending on forest increment, forest management and forest treatment
grass gisgreentheoreticalmanual