Crop Phase

Hargreaves

Priestley-Taylor

Penman-Monteith

HC&S

Mean

SD

Mean

SD

Mean

SD

Mean

SD

Germination

3.6

1.3

4.1

1.5

3.6

1.2

4.3

1.9

Tillering

3.1

1.4

3.4

1.4

3.3

1.5

3.6

1.8

Grand Growth

3.2

1.8

3.5

1.9

3.4

1.9

3.8

2.3

Ripening

2.3

2.0

2.3

2.2

2.3

2.1

2.4

2.5

All Crop Period

3.0

1.8

3.2

2.0

3.1

1.9

3.4

2.4