Effect of Foliar Spray of Zinc and Irrigating with Smoking-Water on Growth of Citrus Rootstock C35

Abstract This study was conducted in fruit production lathe house of the Department Of Horticulture And Landscape Gardening, station (B), College Agricultural Engineering Sciences, University Baghdad, Al-Jaadria for 8 months, began from 1/3/2019 to 1/9/2019 investigate responses C35 Citrus rootstock influence foliar spraying zinc and irrigation with smoking-water at 2 years old saplings. included two factors, first factor three concentrations Zinc Element Z0(0 mg.l -1 ), Z1(50 ) Z2(75 that sprays leave. The second watering saplings smoke-water S0(0 vol.vol S1(0.1 (0.2vol.vol their interaction. experiment factorial RCBD design, Treatments were replicated 3 times, number 54. Results showed 75 0.2vol.vol Significantly gave highest vegetative, root chemical content leaves respectively. lowest value these parameters found control treatment.