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Appendix 3: soil salinity classes and crop growth – Campbell Scientific Sentek TriSCAN® Manual v 1.2a User Manual

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TriSCAN Manual Version 1.2a

Copyright © 1991 – 2004 Sentek Pty Ltd All rights reserved

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Appendix 3: Soil Salinity Classes and Crop Growth

Table 8. Soil Salinity Classes and Crop Growth

Soil Salinity Class

Electrical Conductivity of the

Saturation Extract (EC

e

in

dSm

-1

)

Effect on Crop Plants

Non Saline

0 - 2

Salinity effects negligible

Slightly Saline

2 - 4

Yields of sensitive crops may be

restricted

Moderately Saline

4 - 8

Yields of many crops are

restricted

Strongly Saline

8 - 16

Only tolerant crops yield

satisfactorily

Very Strongly Saline

> 16

Only a few very tolerant crops

yield satisfactorily