Alam Singh 
Current practices in dryland resources and Technology. Vol 4  
 - Jodhpur  Geo-Environ Academia  1988 
 - 260p 
 -  Vol 4 .
Alam Singh: Current practices in dryland resources and Technology. Vol 4.  Jodhpur.  Geo-Environ Academia, 1988.--(631.586SIN)   
ENGLISH 
631.586  / SIN