Categories

Number of schemes

Mean values

Water, 1000*m³/ha

Productivity, ton/ha

Total energy, GJ/ha

Energy productivity, kg/MJ

Energy efficiency

Gravity surface

5

31.85^a

136.32^a

53.57^a

2.56^a

21.84^a

Pump surface

3

17.08^b

112.78^a

68.94^a

1.69^b

14.41^b

Sprinklers

3

13.32^c

109.84^a

129.17^b

0.86^c

7.35^c

P-values

<0.05

0.076

0.0024

0.00033

<0.05