Campbell Scientific Sentek TriSCAN® Manual v 1.2a - Manual (Page 7)

TriSCAN Manual Version 1.2a
Copyright © 1991 – 2004 Sentek Pty Ltd All rights reserved Page ii
List of Tables
Table 1. Salinity Measurement Units and their Abbreviations ......................................................................................................2
Table 2. Expected air and water counts for different sensors.......................................................................................................14
Table 3. Default Calibration Coefficients ........................................................................................................................................14
Table 4. Configuration Information for TriSCAN sensors ...........................................................................................................16
Table 5. Examples of crop coefficients (FAO) ...............................................................................................................................22
Table 6. Useful Conversion Factors..................................................................................................................................................41
Table 7. Guidelines for Interpretations of Water Salinity for Irrigation (from Ayars & Westcott).......................................42
Table 8. Soil Salinity Classes and Crop Growth.............................................................................................................................43
Table 9. Crop Tolerance and Yield Potential of Field Crops as Influenced by Irrigation Water Salinity (EC
w
) and Soil
Salinity (EC
e
) – from Ayars and Westcott 1994 ....................................................................................................................44
Table 10. Crop Tolerance and Yield Potential of Vegetable Crops as Influenced by Irrigation Water Salinity (EC
w
) and
Soil Salinity (EC
e
) – from Ayars and Westcott 1994 ............................................................................................................45
Table 11. Crop Tolerance and Yield Potential of Forage Crops as Influenced by Irrigation Water Salinity (EC
w
) and
Soil Salinity (EC
e
) – from Ayars and Westcott 1994 ............................................................................................................46
Table 12. Crop Tolerance and Yield Potential of Fruit Crops as Influenced by Irrigation Water Salinity (EC
w
) and Soil
Salinity (EC
e
) – from Ayars and Westcott 1994 ....................................................................................................................47
Table 13. Relative Salt Tolerance of Agricultural Crops..............................................................................................................48
Table 14. Relative Effect of Fertilizer Materials on the Soil Solution (from Ayars and Westcot)........................................52