1. The limits of water use efficiency in agriculture

   • G. Stanhill

   Editorial Pages: 45 - 45

2. Economic factors and opportunities as determinants of water use efficiency in agriculture

   • Ariel Dinar

   OriginalPaper Pages: 47 - 52

3. Engineering systems to enhance irrigation performance

   • G. J. Hoffman
   • D. L. Martin

   OriginalPaper Pages: 53 - 63

4. Effects of soil properties on precipitation use efficiency

   • W. D. Kemper

   OriginalPaper Pages: 65 - 73

5. Relationship between salinity and efficient water use

   • J. Letey

   OriginalPaper Pages: 75 - 84

6. The exchange of water and carbon by crops in a mediterranean climate

   • J. L. Monteith

   OriginalPaper Pages: 85 - 91

7. Improving the efficiency of water use by plant breeding and molecular biology

   • R. A. Richards
   • C. López-Castañeda
   • A. G. Condon

   OriginalPaper Pages: 93 - 104