System efficiency in Maduru oya irrigation system-a case study
Chanaka L.K
System efficiency in Maduru oya irrigation system-a case study - 2010 - viii,53 p 30 cm.
APPLICATION EFFICIENCY\CONVEYANCE EFFICIENCY
EFFICIENCY EVALUATION
MADURU OYA IRRIGATION SYSTEM
MAHAWELI SYSTEM B
333.7
/ CHA
System efficiency in Maduru oya irrigation system-a case study - 2010 - viii,53 p 30 cm.
APPLICATION EFFICIENCY\CONVEYANCE EFFICIENCY
EFFICIENCY EVALUATION
MADURU OYA IRRIGATION SYSTEM
MAHAWELI SYSTEM B
333.7
/ CHA