Campbell-scientific Sentek TriSCAN® Manual v 1.2a Manual do Utilizador Página 1

TriSCAN® Agronomic User Manual Version 1.2a

TriSCAN Manual Version 1.2a Copyright © 1991 – 2004 Sentek Pty Ltd All rights reserved Page 3 extent and frequency of bare spots is often an indi

TriSCAN Manual Version 1.2a Copyright © 1991 – 2004 Sentek Pty Ltd All rights reserved Page 4 . The crop does not respond to the extremes of low

TriSCAN Manual Version 1.2a Copyright © 1991 – 2004 Sentek Pty Ltd All rights reserved Page 5 What is TriSCAN? TriSCAN Features TriSCAN is the wo

TriSCAN Manual Version 1.2a Copyright © 1991 – 2004 Sentek Pty Ltd All rights reserved Page 6 TriSCAN Applications A Fertilizer Management Tool

TriSCAN Manual Version 1.2a Copyright © 1991 – 2004 Sentek Pty Ltd All rights reserved Page 7 How does the TriSCAN sensor work? Sensor output and

TriSCAN Manual Version 1.2a Copyright © 1991 – 2004 Sentek Pty Ltd All rights reserved Page 8 Salinity: There are two levels at which resolution

TriSCAN Manual Version 1.2a Copyright © 1991 – 2004 Sentek Pty Ltd All rights reserved Page 9 Getting TriSCAN ready for logging Probe Assembly an

TriSCAN Manual Version 1.2a Copyright © 1991 – 2004 Sentek Pty Ltd All rights reserved Page 10 4. Insert the large screws into the holes in the

TriSCAN Manual Version 1.2a Copyright © 1991 – 2004 Sentek Pty Ltd All rights reserved Page 11 9. Firmly plug the sensor into the connector on t

TriSCAN Manual Version 1.2a Copyright © 1991 – 2004 Sentek Pty Ltd All rights reserved Page 12 For each probe, assign the top sensor with the low

TriSCAN Manual Version 1.2a Copyright © 1991 – 2004 Sentek Pty Ltd All rights reserved All rights reserved. No part of this document may be rep

TriSCAN Manual Version 1.2a Copyright © 1991 – 2004 Sentek Pty Ltd All rights reserved Page 13 Step 3 – Getting the configuration from the probe

TriSCAN Manual Version 1.2a Copyright © 1991 – 2004 Sentek Pty Ltd All rights reserved Page 14 3. Repeat this process for each sensor on the pro

TriSCAN Manual Version 1.2a Copyright © 1991 – 2004 Sentek Pty Ltd All rights reserved Page 15 To change the probe address, type the new addres

TriSCAN Manual Version 1.2a Copyright © 1991 – 2004 Sentek Pty Ltd All rights reserved Page 16 Some important information on the configuration of

TriSCAN Manual Version 1.2a Copyright © 1991 – 2004 Sentek Pty Ltd All rights reserved Page 17 In Total Sentek Smart Probes support a feature, b

TriSCAN Manual Version 1.2a Copyright © 1991 – 2004 Sentek Pty Ltd All rights reserved Page 18 Site Selection The key to effective soil water and

TriSCAN Manual Version 1.2a Copyright © 1991 – 2004 Sentek Pty Ltd All rights reserved Page 19 If different soil types are ignored in terms of th

TriSCAN Manual Version 1.2a Copyright © 1991 – 2004 Sentek Pty Ltd All rights reserved Page 20 Climate The most commonly recognized factor in inf

TriSCAN Manual Version 1.2a Copyright © 1991 – 2004 Sentek Pty Ltd All rights reserved Page 21 texture in governing how much water and air move i

TriSCAN Manual Version 1.2a Copyright © 1991 – 2004 Sentek Pty Ltd All rights reserved Page 22 Topography Topography relates to the configuration

TriSCAN Manual Version 1.2a Copyright © 1991 – 2004 Sentek Pty Ltd All rights reserved Disclaimer The access tubes, probes and sensors supplied b

TriSCAN Manual Version 1.2a Copyright © 1991 – 2004 Sentek Pty Ltd All rights reserved Page 23 Fertilizer management In order to ensure that no n

TriSCAN Manual Version 1.2a Copyright © 1991 – 2004 Sentek Pty Ltd All rights reserved Page 24 Then the soils, Then the type of i

TriSCAN Manual Version 1.2a Copyright © 1991 – 2004 Sentek Pty Ltd All rights reserved Page 25 Micro scale zone selection During macro zone selec

TriSCAN Manual Version 1.2a Copyright © 1991 – 2004 Sentek Pty Ltd All rights reserved Page 26 soil fertility is indicated at 30 cm depth than at

TriSCAN Manual Version 1.2a Copyright © 1991 – 2004 Sentek Pty Ltd All rights reserved Page 27 Fertilizer types and application methods It is es

TriSCAN Manual Version 1.2a Copyright © 1991 – 2004 Sentek Pty Ltd All rights reserved Page 28 Access Tube and Probe Installation The information

TriSCAN Manual Version 1.2a Copyright © 1991 – 2004 Sentek Pty Ltd All rights reserved Page 29 11. Use a sledgehammer to tap the dolly until the

TriSCAN Manual Version 1.2a Copyright © 1991 – 2004 Sentek Pty Ltd All rights reserved Page 30 Installing the Top Cap The top cap assembly is ins

TriSCAN Manual Version 1.2a Copyright © 1991 – 2004 Sentek Pty Ltd All rights reserved Page 31 EasyAG TriSCAN Installation The EasyAG TriSCAN is

TriSCAN Manual Version 1.2a Copyright © 1991 – 2004 Sentek Pty Ltd All rights reserved Page 32 2. As the probe enters the prepared hole in the s

TriSCAN Manual Version 1.2a Copyright © 1991 – 2004 Sentek Pty Ltd All rights reserved Table of Contents Disclaimer...

TriSCAN Manual Version 1.2a Copyright © 1991 – 2004 Sentek Pty Ltd All rights reserved Page 33 Benchmarking Soil Salinity – TriSCAN Calibration

TriSCAN Manual Version 1.2a Copyright © 1991 – 2004 Sentek Pty Ltd All rights reserved Page 34 Step 3 Place a drum or bucket with the bottom cut

TriSCAN Manual Version 1.2a Copyright © 1991 – 2004 Sentek Pty Ltd All rights reserved Page 35 Step 6 Analyse soil EC for each sampl

TriSCAN Manual Version 1.2a Copyright © 1991 – 2004 Sentek Pty Ltd All rights reserved Page 36 For very sandy soils, the %CLAY can be assumed to

TriSCAN Manual Version 1.2a Copyright © 1991 – 2004 Sentek Pty Ltd All rights reserved Page 37 Salinity and Soil Water Data Interpretation The e

TriSCAN Manual Version 1.2a Copyright © 1991 – 2004 Sentek Pty Ltd All rights reserved Page 38 The salinity increase during the irrigation event

TriSCAN Manual Version 1.2a Copyright © 1991 – 2004 Sentek Pty Ltd All rights reserved Page 39 Example 2 Multiple irrigation events are plotted

TriSCAN Manual Version 1.2a Copyright © 1991 – 2004 Sentek Pty Ltd All rights reserved Page 40 Example 3 Figure 12 illustrates the movement of s

TriSCAN Manual Version 1.2a Copyright © 1991 – 2004 Sentek Pty Ltd All rights reserved Page 41 Appendix 1. Units of Salinity Measurement and Conv

TriSCAN Manual Version 1.2a Copyright © 1991 – 2004 Sentek Pty Ltd All rights reserved Page 42 Appendix 2: Guidelines for Interpretation of Water

TriSCAN Manual Version 1.2a Copyright © 1991 – 2004 Sentek Pty Ltd All rights reserved Appendix 1. Units of Salinity Measurement and Conversion Fa

TriSCAN Manual Version 1.2a Copyright © 1991 – 2004 Sentek Pty Ltd All rights reserved Page 43 Appendix 3: Soil Salinity Classes and Crop Growth

TriSCAN Manual Version 1.2a Copyright © 1991 – 2004 Sentek Pty Ltd All rights reserved Page 44 Appendix 4: Crop Tolerance and Yield Potential of

TriSCAN Manual Version 1.2a Copyright © 1991 – 2004 Sentek Pty Ltd All rights reserved Page 45 Table 10. Crop Tolerance and Yield Potential of Ve

TriSCAN Manual Version 1.2a Copyright © 1991 – 2004 Sentek Pty Ltd All rights reserved Page 46 Table 11. Crop Tolerance and Yield Potential of F

TriSCAN Manual Version 1.2a Copyright © 1991 – 2004 Sentek Pty Ltd All rights reserved Page 47 Table 12. Crop Tolerance and Yield Potential of F

TriSCAN Manual Version 1.2a Copyright © 1991 – 2004 Sentek Pty Ltd All rights reserved Page 48 Appendix 5: Relative Salt Tolerance of Agricultura

TriSCAN Manual Version 1.2a Copyright © 1991 – 2004 Sentek Pty Ltd All rights reserved Page 49 Moderately Tolerant Yield loss begins at 3.0 – 6.

TriSCAN Manual Version 1.2a Copyright © 1991 – 2004 Sentek Pty Ltd All rights reserved Page 50 Moderately Sensitive Yield loss begins at 1.3 – 3

TriSCAN Manual Version 1.2a Copyright © 1991 – 2004 Sentek Pty Ltd All rights reserved Page 51 Sensitive Yield loss begins at <1.3 dSm-1 Fibr

TriSCAN Manual Version 1.2a Copyright © 1991 – 2004 Sentek Pty Ltd All rights reserved Page 52 Appendix 6: Relative Effect of Fertilizer Material

TriSCAN Manual Version 1.2a Copyright © 1991 – 2004 Sentek Pty Ltd All rights reserved Page i List of Figures Figure 1. Cut-away view of the Tri

TriSCAN Manual Version 1.2a Copyright © 1991 – 2004 Sentek Pty Ltd All rights reserved Page 53 References Ayars, R.S. and Wescot, D.W. (1985) ‘W

TriSCAN Manual Version 1.2a Copyright © 1991 – 2004 Sentek Pty Ltd All rights reserved Page 54 Acknowledgements The management of Sentek Pty. Ltd

TriSCAN Manual Version 1.2a Copyright © 1991 – 2004 Sentek Pty Ltd All rights reserved Page ii List of Tables Table 1. Salinity Measurement Unit

TriSCAN Manual Version 1.2a Copyright © 1991 – 2004 Sentek Pty Ltd All rights reserved Page 1 Introduction TriSCAN: Sentek’s Fertilizer/Salinity

TriSCAN Manual Version 1.2a Copyright © 1991 – 2004 Sentek Pty Ltd All rights reserved Page 2 When ionically bonded compounds like NaCl are added