Fruit Characters Study of some mandarin varieties and hybrid cultivated in Iraq

Abstract

This study was carried out during the growing season 2010 and 2011on different trees Mandarin in vineyard at AL-Doura region . This study was aimed to get the best chemical and physical characteristics of the mandarin fruits. The results showed superiority of Temple in fruit weight and Juice fruit Juice weight which gives highest weight (85.20 and 162.00) gm respectively ,while Willowleaf Mandarin variety gave the lowest weights fruit (77.90)gm ,While Tangelo hybrid gave the lowest weights Juice fruit (29.80)gm .The fruit skin thickness were significant different, the Satsuma var. gave highest thickness reached (0.57cm), While the Forgen variety gave lowest values (0.23cm) .For the seeds numbers the Fairchild(2) had highest number of seed values (27.61) seed/fruit ,While Satsuma Mandarin variety acheived the lowest average values are (0.90)seed/fruit. Concerning the chemical characters(Total soluble solids ,Total acidity and fruit content of Vitamin C),The Fairchild significant gave the highest TSS values (14.20%),While Satsuma Mandarin variety gave the less percentage (9.10%).The Forgen variety had superiority when it gave the highest percentage of acidity with (2.10%),While Mandarin (61)var.less acidity percentage (0.95%). Tample variety gave highest fruit content of Vitamin C to (47.40)mg/100ml juice,While Satsuma Mandarin variety gave less content of Vitamin C to (20) mg/100ml juice