Green Fodder Production and Water Use Efficiency of Some Forage Crops under Hydroponic Conditions

Table 2

Water use and water use efficiency of barley cultivars grown under hydroponic conditions.

Crop	Total water use		Water use efficiency
	Liters/tray	Liters/kg fresh matter	Kg fresh matter/m^3	Kg dry matter/m^3
Alfalfa	6.4 a	1.92 a	521 c	43 b
Barley	5.3 b	1.55 c	645 a	110 a
Cowpea	5.9 a	1.58 c	633 a	95 a
Sorghum	4.3 c	1.71 b	585 b	111 a
Wheat	4.1 c	1.80 b	552 b	97 a

*Means for each trait of hydroponic barley followed by the same letter are not significantly different at 𝑃≤0.05 according to the least significant difference (LSD) test.