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Nowlin Chair Crop Modeling Symposium November 10-11, 2000 Future Needs for Effective Model Applications James W. Jones Users Model Capabilities Data Availability, Accessibility Other Model, Data Issues
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Nowlin Chair Crop Modeling Symposium November 10-11, 2000 USERS Applications for what? Who will operate the models? –Developers –Researchers –Advisors to: Farmers Policy makers Industry –Farmers Automatic Operation?
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Nowlin Chair Crop Modeling Symposium November 10-11, 2000 Model Capabilities Actual Yield –Tillage –Pests & diseases –Spatial variability influences –Low inputs Changes in soils Environment effects, sustainability Complex cropping systems (space, time) Genetic X Environment interactions Address policy, management, & scientific issues
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Nowlin Chair Crop Modeling Symposium November 10-11, 2000 Data Availability, Accessibility New measurement methods (e.g., precision agriculture, remote sensing) New capabilities for data access (e.g. Internet) New types of data (e.g., genomics) New technology for processing data (e.g., GIS, optimization techniques) Balance model capabilities and input needs with data availability – need to continually reassess to match our knowledge with capabilities to apply it – where it is needed
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Nowlin Chair Crop Modeling Symposium November 10-11, 2000 Other Model, Data Issues Intellectual Property Rights Modularity for efficient development Data standards for applications
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Toward an ICASA Toolkit Made possible by –Data standards –Modular development of models, components –Data sets –Willingness of scientific community to share How to operationalize? –Internet, CD –Distributed system
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Nowlin Chair Crop Modeling Symposium November 10-11, 2000 Components of ICASA Toolkit - DSSAT v3.5 - Model Development and Training Tools (FSE/FST) - Data Sets for Model Testing - GCTE cooperation - Farm System Simulator - Yield Forecast Tools - Weather Generator, Data Manager - Crop Management – GIS DSS Tailored Products - Regional Planning Tool; Options for Development (MGLP)
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Nowlin Chair Crop Modeling Symposium November 10-11, 2000 Tools Under Development Modules for crop models Application tools (e.g., optimization) Parameter estimation tools Data sets for model development, testing Decision support packages –farm –research –policy
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Nowlin Chair Crop Modeling Symposium November 10-11, 2000 Examples of Tools Under Development Windows Version of DSSAT, Multilingual Modules for Pests, Tillage, Organic Matter,... Pasture Model Watershed Management Planning Model Other Crops (Cowpea, Pigeonpea, Pasture, …) Climate Prediction Application Tools Data Base Management, ICASA Data Standards Farm Models with Livestock, Crop Enterprises ...
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Nowlin Chair Crop Modeling Symposium November 10-11, 2000 Crop Modeling Opportunities Evaluate Model Performance Disciplinary ResearchProcess Models Research Data Interdisciplinary Research Integrated Crop Modules, Models Evaluate Model Performance Models, Modules of Livestock, Water Quality, Forests, Economics, … Data Bases (Soil, Weather, Crop, Genetic, Socio- economic, environment,… Impact Assessment Models (Regional, National) Precision Ag ModelsFarming System Models Decision Support Systems Watershed Management Models
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Nowlin Chair Crop Modeling Symposium November 10-11, 2000 Thank You inputs outputs
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