Land degradation :
Johnson, Dougals L.
Land degradation : creation and destruction / Douglas L. Johnson and Laurence A. Lewis. - Oxford, UK ; Cambridge, usa : Blackwell, 1995. - xx, 335 p. : ill., maps ; 26 cm. - The natural environment .
Includes bibliographical references (p. [306]-328) and index.
0631179976
Land degradation--Environmental aspects.
Human beings--Influence on nature.
GE140 / J64 1995
Land degradation : creation and destruction / Douglas L. Johnson and Laurence A. Lewis. - Oxford, UK ; Cambridge, usa : Blackwell, 1995. - xx, 335 p. : ill., maps ; 26 cm. - The natural environment .
Includes bibliographical references (p. [306]-328) and index.
0631179976
Land degradation--Environmental aspects.
Human beings--Influence on nature.
GE140 / J64 1995