impact assessment report series - Grains Research & Development ...

Impact Assessment:
An Economic Analysis of Investment in the
GRDC Soil Biology Program (Themes 1-3)
Executive Summary ........................................................................................3
1 Introduction..............................................................................................5
2 Project Investment ....................................................................................6
3. Activities and Outputs .............................................................................. 10
4 Outcomes............................................................................................... 13
5 Benefits ................................................................................................. 15
6 Pathway to Adoption ................................................................................ 19
7 Measurement of Benefits .......................................................................... 21
7.1 Inoculants (nutrient increasing) ......................................................... 22
7.2 Disease Control (including by inoculants), ........................................... 25
7.3 Nutrient Balance .............................................................................. 27
7.4 Other Assumptions........................................................................... 28
7.5 Summary of Assumptions ................................................................. 29
7.6 Results ........................................................................................... 30
7.7 Sensitivity Analyses ......................................................................... 32
8 Confidence Rating.................................................................................... 33
9 Conclusions and Lessons Learned .............................................................. 33
Acknowledgments ......................................................................................... 35
References ................................................................................................... 35
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