Centre pivot irrigation in the Riverina
Summary
The past few years has seen a rapid increase in the number of overhead irrigators being operated in southern NSW as part of farmers' push to increase profitability through increased water use efficiency and accurate application. There is little doubt that centre pivot irrigation systems are capable of giving high returns per megalitre of water applied, but these high returns are only possible if crop agronomy and water management practices are of a high standard. This Primefact is designed to give you a better understanding for making an informed decision about a large financial commitment.
Contents of this Primefact include the following:
- Pros and cons of centre pivot irrigation
- Siting and soils
- Water infiltration
- Cropping options
- Friction, pressures, capital and running costs
- Calculating power and water requirements
- Design options
- Help in selecting a machine
