TY  - BOOK
ED  - I C ID                                                                                                                                                                                                                                                         . 
TI  - Fourteenth international congress on irrigation and drainage   Brazil   vol-1-F 
U1  - 627.52 
PY  - 1990///
CY  -  : 
PB  - I C I D and CIID , 
N1  - 20270 Ref
ER  -