TY  - BOOK
AU  - Kraatz, D. B.
ED  - United Nations.
ED  - Food and Agriculture Organization of the United Nations,
TI  - Irrigation canal lining
SN  - 9251001650(pbk)
U1  - 627.52 23
PY  - 1977///
CY  - Rome
PB  - Food and Agriculture Organization of the United Nations
KW  - Irrigation canals and flumes
KW  - Linings
N1  - Bibliography: p. 189-199
ER  -