Assessing soil degradation :

Assessing soil degradation : report of an FAO/UNEP Expert Consultation held in Rome, 18-20 January 1977. - Rome : Food and Agriculture Organization on the United Nations, 1977. - iv, 83 p. : ill. ; 28 cm. - Soils bulletin ; 34 . - FAO bulletin ; 34. .

On t.p.: Soil Resources Development and Conservation Service, Land and Water Development Division.

Includes bibliographies.

9251004102

81481809

It***


Soil degradation--Congresses.

S624.S64 / .A2 1977

631.4