Slash/mulch systems :
Thurston, H. David.
Slash/mulch systems : sustainable methods for tropical agriculture / H. David Thurston - Boulder, Colo. : Westview Press, 1997. - 196 p. : ill. ; 24 cm
Slash/mulch systems : sustainable methods for tropical agriculture / H. David Thurston - Boulder, Colo. : Westview Press, 1997. - 196 p. : ill. ; 24 cm