STUDY OF SOME FRUIT CHARACTERS OF ORANGE CULTIVATED IN IRAQ FRUIT VARIETIES Citrus sinensis (L)

Abstract

This study was conducted in private orchard in Doura region- Baghdad province on Citrus fruit trees of 15- 20years age through the agricultural season 2009 and 2010. The fruit characters were analysed (fruit weigh, fruitjuice weight, fruit skin thickness , seed number, Total soluble solid, acidity, and vitamin C content. The resultshowed that Yafai var. had highest fruit of 232.40 gm, While mahli var. groupe had less weight of 129.00 gm.The juice weight of Toroccovar.hadhigest weight 102.30 gm while the var. Moro less one 37.75 gm .Yafaoivargave highest level of skin thickness around 0.80 cm, While Mahli var. gave 0.42 cm thickness skin.Mahli orangegave highest seeds numbers with 17.21 seeds/ fruit While Moro var. hadn’t seeds total soluble solid in Mahlivar2 gave highest percentage 11.75% , whereas Torocco less percentage 6.75%. There were significant differencesin acidity that Mahli var. gave highest percentage 3.34% ,while Sukkari var. gave less percentage 0.16%.Vitamin C content was found in highest amount in Mahly (1) var. 62.85 mg/ 100gm juice, while the Morrovar.gave 41.46 mg/100 gm juice.