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***


Erosión--Congresses.

S622.2 / .A77

631.4