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Download EPIC 0810 User Manual - EPIC & APEX Models
Transcript
Contents EPIC Development Team ........................................................................................................................ iv Discalimer ................................................................................................................................................ iv Model Objectives ..................................................................................................................................... iii Executive Summary .................................................................................................................................. ii Contents ..................................................................................................................................................... i Overview ................................................................................................................................................... 1 EPIC Data Structure .................................................................................................................................. 7 Master File (EPICFILE.dat) ..................................................................................................................... 9 Run File (EPICRUN.dat) ........................................................................................................................ 14 Control File (EPICCONT.dat) ................................................................................................................ 15 Site File (SITE0810.dat & filename.sit) .................................................................................................. 21 Soil Files (SOIL0810.dat & filename.sol) ............................................................................................... 23 Weather Files (WPM10810.dat & filename.wpl) .................................................................................... 26 Wind Files (WIND0810.dat & filename.wnd)......................................................................................... 29 How to Prepare Weather Input Files ....................................................................................................... 31 Operation Schedule Files (OPSC0810.dat & filename.ops) ................................................................... 33 Crop File (CROP0810.dat) ..................................................................................................................... 39 Tillage File (TILL0810.dat) .................................................................................................................... 46 Fertilizer File (FERT0810.dat) ............................................................................................................... 49 Pesticide File (PEST0810.dat) ................................................................................................................ 50 Multi-Run File (MLRN0810.dat) ............................................................................................................ 51 Parameter File (PARM0810.dat) ............................................................................................................. 52 Print File (PRNT0810.dat) ...................................................................................................................... 59 Output Analyzer ...................................................................................................................................... 78 How to Validate Crop Yields .................................................................................................................. 82 How to Validate Runoff, Sediment Losses & Sediment Losses ............................................................. 84 Pesticide Fate – The GLEAMS Model ................................................................................................... 88 References ............................................................................................................................................... 91 i
