... focusly cultivate at Lai Vung - Dong Thap, Phung Hiep - Hau Giang, Tra On - Vinh Long, Cai Be - Tien Giang, Cang Long - Tra Vinh and scattered in some provinces (Do Minh Hien, 2008) [2] 1.2 MOPHOLOGY ... (Mat orange, Tau lime and Hanh) This result allows to propagate rapidly seedless Duong mandarin No and No.2 by grafting on types of rootstock (Mat orange, Tau lime and Hanh), planted in regions ... regions, in three grafting generations and the three kind of rootstocks (Mat orange, Tau Lime and Hanh), growth, yield potential and fruit quality of seedless Duong mandarin * Thesis structure This...