Table 2 GT values of all variables with soil temperature values at different depths (5–50 cm).

From: Soil temperature forecasting using a hybrid artificial neural network in Florida subtropical grazinglands agro-ecosystems

No

Variable

ST-5 cm

ST-10 cm

ST-20 cm

ST-50 cm

1

–

0.0399

0.0636

0.0420

0.0425

2

Air temperature

0.0507

0.0742

0.0540

0.0507

3

Wind speed

0.0432

0.0643

0.0419

0.0410

4

Relative humidity

0.0465

0.0775

0.0531

0.0449

5

Air pressure

0.0466

0.0695

0.0457

0.0414

6

Rainfall

0.0449

0.0642

0.0423

0.0431

7

Solar radiation

0.0435

0.0766

0.0499

0.0483

  1. Significant values are in bold.
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