不同纬度产地纽荷尔脐橙果实品质状况初步研究-亚热带植物.PDF

2006,35(1):13-16. 430070 Vit C Q948.11; S666.4 A 1009-7791(2006)01-0013-04 Preliminary Study on Fruit Quality of Newhall Orange from Various Spot with Different Latitude BAO Jiang-feng, XIA Ren-xue, DENG Xiu-xin, PENG Shu-ang, LIU Yong-zhong, MA Xiang-tao, ZHANG Hong-yan (College of Horticulture and Forestry, Huazhong Agricultural University, Wuhan 430070, Hubei China) The major quality factors of Newhall orange from various spots with different latitude within orange superior regions were tested. The result of liner regression analysis showed that the content of TSS and TA had a significant, the positive linear relationship with latitude. The ratio of TSS to TA, the peel yellowness, the color strength and the peel color angle had a significant and negative linear relationship with latitude. The Vit C content was positively correlated with latitude. Newhall orange; fruit quality; latitude; liner regression formulation 20 80 20 24 35 32 36 [1] [2] [3] 1 1.1 (Citrus sinensis cv. Newhall)2001 2002 2005-10-25 S200216 1967- 14 35 20 5 4 2 40 1.2 NaOH [4]2,6- Vit C [5]MINOLTA CR-300 L ab C C2 2 2 = a + b H [H tan-1(b/a)] 1.3 SAS Version 8.1 REG [6] 2 2.1 20 11 12.26% 0.99%14.80%10.60% 0.59% 0.17%0.95% 0.35% 22.43 5.6434.86 14.35Vit C 49.8mg/100g 5.6mg/100g58.8mg/100g 40.7 mg/100g 44.41% 3.10%53.10% 39.50% 1 (N) (%) (%) Vit C(mg/100g) (%) 24 59´