TY - BOOK ID - 135790019 TI - Rapid appraisal to improve canal irrigation performance : experience and options. AU - Chambers, Robert AU - Carruthers, Ian PY - 1986 PB - Sri Lanka International irrigation management institute DB - UniCat UR - https://www.unicat.be/uniCat?func=search&query=sysid:135790019 AB - ER -