18 noviembre 2014
Researchers have found a way to increase biomass production by using sewage sludge as energy crop fertilizers. The usage of sewage sludge to fertilize energy crops could be an opportunity to release residues since these plantations are not intended for food industry.
http://feeds.sciencedaily.com/~r/sciencedaily/~3/B6jcBAKUV60/141118091611.htm
