Least cost solutions for a three million gallon a day land application of municipal wastewater system are estimated for three levels of capital cost subsidy: no subsidy, 7 5 percent, and 85 percent. Irrigation of reed canarygrass is superior of alfalfa, corn, forests, and natural vegetation...

Technological developments in rice production in Asia have greatly increased the potential returns to irrigation investments. It is likely that a substantial amount of resources will be allocated to irrigation development in the next two decades. But past experience suggests that the returns...