TY  - BOOK
ED  - International Congrees Of Soil Science 
TI  - Symposia paper II : Vertisols And Rice Soils Of The Tropics 
T2  - Managing Soil Resourses To meet The Challenges to Mankind 
PY  - 1982///
CY  - New Delhi 
PB  - Organising Committe 
ER  -