Making and using compost
In: http://hdl.handle.net/2027/umn.31951002891605k
"Originally prepared by Cooperative Extension Service, University of Missouri"--P. [4] ; "Formerly Agriculture fact sheet 4-5-1, United States Department of Agriculture, Office of Governmental and Public Affairs . June 1977"-- P. [4] ; Caption title. ; Mode of access: Internet.