1. 1 Modeling Information Technology Needs in the Agriculture Domain Anna Perini, Angelo Susi {perini,susi}@irst.itc.it ITC - IRST, SRA Division Via Sommarive 18 - 38050 Povo, Trento SRA DivisionTROPOS Workshop 15-16.11.2001

2. 2 OUTLINE The Integrated Production Problem in Agriculture The Problem Domain analysis ( Tropos ER modeling) Analysis of the Needs A system at use of … ( Tropos LR modeling) SRA DivisionTROPOS Workshop 15-16.11.2001

3. 3 OUTLINE The Integrated Production Problem in Agriculture The Problem Domain analysis ( Tropos ER modeling) Analysis of the Needs A system at use of … ( Tropos LR modeling) SRA DivisionTROPOS Workshop 15-16.11.2001

4. 4 Integrated Production in Agriculture two principles relatives to defense actions a tolerance threshold under which plant disease damages can be economically accepted a classification of chemicals and techniques, with respect to their impact on the environment, including growers and consumers, authorized by International Organization for Biological Control and by local government SRA Division4TROPOS Workshop 15-16.11.2001

5. 5 Integrated Production: an example SRA DivisionTROPOS Workshop 15-16.11.2001 Venturia Inæqualis (a species of fungus, Ticchiolatura in Italian) an apples pest; on July 2% of infected fruit is considered an acceptable threshold the problem is to “Find the conditions and the actions to rise an amount of infected fruits less then 2%, using authorized techniques”

6. 6 Integrated Production: information and skills Historical data Monitoring of current orchard status Weather forecast Information about chemicals Synthesis of experiences from other advisors SRA DivisionTROPOS Workshop 15-16.11.2001

7. 7 SRA Division Integrated Production: two dimensions Technical dimension: orchards management, pest models development and use … Organizational dimension: coordination between Institutions, Producer Organizations, Advisors …each one having its own goal …. contributing to the global objective of making IP practices to become used … TROPOS Workshop 15-16.11.2001

8. 8 OUTLINE The Integrated Production Problem in Agriculture The Problem Domain analysis ( Tropos ER modeling) Analysis of the Needs A system at use of … ( Tropos LR modeling) SRA DivisionTROPOS Workshop 15-16.11.2001

9. 9 SRA Division Problem domain analysis Interviews to producers technicians and domain experts, acquisition of domain documentation Analysis of the actors roles and dependencies Description of actors, goals and dependencies into a ER model according to Tropos methodology: –Actor dependencies –goal-analysis –plan-analysis TROPOS Workshop 15-16.11.2001

10. 10 SRA Division IP organizational setting ER goal diagram TROPOS Workshop 15-16.11.2001

11. 11 SRA Division Goal-analysis Give assistance to producers TROPOS Workshop 15-16.11.2001

12. 12 SRA Division The Advisor – ER Goal Diagram Venturia inæqualis TROPOS Workshop 15-16.11.2001

13. 13 OUTLINE The Integrated Production Problem in Agriculture The Problem Domain analysis ( Tropos ER modeling) Analysis of the Needs A system at use of … ( Tropos LR modeling) SRA DivisionTROPOS Workshop 15-16.11.2001

14. 14 SRA Division Integrated Production Needs analysis For the Advisors decision support system: –model for pest management –Improve the quality of communication between advisors For the biology research institutes: –new techniques for the developing of pests models TROPOS Workshop 15-16.11.2001

15. 15 OUTLINE The Integrated Production Problem in Agriculture The Problem Domain analysis ( Tropos ER modeling) Analysis of the Needs A system at use of … ( Tropos LR modeling) SRA DivisionTROPOS Workshop 15-16.11.2001

16. 16 SRA Division The Advisor point of view ER Goal Diagram: Venturia Inæqualis TROPOS Workshop 15-16.11.2001

17. 17 SRA Division Late Requirement Goal Diagram TROPOS Workshop 15-16.11.2001

18. 18 SRA Division The dssPICO actor - LR Goal Diagram TROPOS Workshop 15-16.11.2001

19. 19 Conclusion & Future work What’s next (from the Pico project perspective): –architectural design, detailed design and development … Lessons learned: –An organization model - a “tool” which supports the communication between the analysts and the users Issues for the research: –Modeling actors coordination through actor dependencies