TY  - BOOK
ED  - International Congress of Soil Science
TI  - Managing soil resources to meet the challenges to mankind: presidential address
U1  - 631.4 
PY  - 1982///
CY  - New Delhi
PB  - Model Press
KW  - Soil science
KW  - Soil management
KW  - Earth sciences
KW  - Agricultural resources
KW  - Agriculture and politics
ER  -