TY  - BOOK
AU  - Thomas, Richard J.
AU  - Ayarza, Miguel A.
AU  - Sustainable Land Management For The Oxisols of The American Savannas: Dynamics of Soil Organic Matter and Indicators of Soil Quality, 
TI  - Sustainable Land Management For The Oxisols of The American Savannas : : Dynamics of Soil Organic Matter and Indicators of Soil Quality. / 
U1  - 631.2  
PY  - 1999///
ER  -