Innovations in Dryland Agriculture

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Fig. 1 A six-step process to implement water harvesting for supplemental irrigation

Table 2 Yield and yield components measured at the three plots during the 2014–2015 growing
season at Zurgaziraw area near Erbil City in Iraqi Kurdistan Region (IKR)

Location

Spikes

(m−^2 )

Grain per

spike

1000-grain

weight (g)

Grain yield

(t ha−^1 )

Plot A (100 mm supplemental

irrigation)

320a 21a 45.47a 3.03a

Plot B (100 mm supplemental

irrigation)

151b 21a 44.03b 1.43b

Plot C (rainfed) 192ab 12a 31.40c 0.75c
Values with same letter do not differ significantly (p > 0.05) between irrigation treatments

Supplemental Irrigation: A Promising Climate-Resilience Practice for Sustainable...