biblio toscana

How to combat desertification by improving the fertility of the soil and promoting the recovery of organic waste through earthworm technology

statement submitted to the United Nations "Convention to combat desertification", Conference of the Parties, first session : held in Rome, F.A.O. building, september 29th-october 30th 1997

Environmental biochemistry in practice. 1, Wastes and soil management

(1994)