564
Oweis TY, Hachum AY (2003) Improving water productivity in the dry areas of west Asia and
North Africa. In: Kijne JW, Barker R, Molden D (eds) Water productivity in agriculture: limits
and opportunities for improvement. CABI Publishing and International Water Management
Institute, Wallingford/Colombo
Oweis T, Hachum A (2012) Supplemental irrigation, a highly efficient water-use practice.
ICARDA, Aleppo iv + 28 pp
Sikaoui L, Bouizgaren A, Karrou M, Boulal H, Boulouha B, Karama M, Nangia V, Oweis T
(2014a) Effect of deficit irrigation on vegetative growth and fruit yield parameters of young
olive trees (Olea europaea L.) in semi-arid area of Morocco. OLIVEBIOTEQ-Conf., November
3–6, Amman, Jordan
Sikaoui L, El Antari A, Bouizgaren A, Karrou M, Boulal H, Boulouha B, Idrissi M, Nangia V,
Oweis T (2014b) Effect of switching from surface to drip irrigation on the performance of
mature olive trees in a dry area of Morocco. OLIVEBIOTEQ-Conf., November 3–6, Amman,
Jordan
Sikaoui L, Bouizgaren A, Karrou M, Boulal H, Boulouha B, Karama M, Nangia V, Oweis T
(2014c) Effect of three irrigation regimes on physiological parameters of new olive orchard
under semi-arid conditions of Morocco. OLIVEBIOTEQ-Conf., November 3–6, Amman,
Jordan
Sikaoui L, Ait Hmida A, Karrou M, Nangia V (2014d) Production cost of olives under different
irrigation regimes in Morocco. OLIVEBIOTEQ-Conf., November 3–6, Amman, Jordan
Tavakoli A, Oweis T, Farahani H, Ashrafi S, Hormoz A, Siadat H, Liaghat A (2010) Improving
rainwater productivity with supplemental irrigation in upper Karkheh River Basin of Iran.
International Center for Agricultural Research in the Dry Areas (ICARDA), Aleppo
V. Nangia and T. Oweis