基于色香味与质地的冻梨品质分析

王阳,王文辉,佟伟,贾晓辉,杜艳民

Quality Analysis of Frozen Pear Based on Color, Aroma, Taste and Texture

WANG Yang,WANG WenHui,TONG Wei,JIA XiaoHui,DU YanMin

表3 鲜南果梨与冻南果梨果皮及果肉香气成分

Table 3 Aroma components of fresh Nanguoli and frozen Nanguoli

香气成分 Aroma component 果皮中含量 Peel content (μg/100 g) 香气成分 Aroma component 果肉中含量 Flesh content (μg/100 g) 鲜南果梨 Fresh Nanguoli 冻南果梨 Frozen Nanguoli 鲜南果梨 Fresh Nanguoli 冻南果梨 Frozen Nanguoli 酯类 Lipids 乙酸乙酯 Ethyl acetate 69.65±11.35b 189.72±8.75a 乙酸乙酯 Ethyl acetate 21.84±9.70b 107.92±33.35a 丙酸乙酯 Ethyl propionate 3.47±0.56a 4.10±1.60a 丙酸乙酯 Ethyl propionate 1.10±0.52b 3.52±0.86a 丁酸甲酯 Methyl butyrate 8.22±0.20a 7.24±3.35a 乙酸丙酯 Propyl acetate 0.51±0.29 — 甲基丁酸甲酯 Methyl 2-methylbutyrate — 2.69±0.77 丁酸甲酯 Methyl butyrate 3.49±0.78a 5.07±0.87a 丁酸乙酯 Ethyl butyrate 129.59±1.46a 88.26±30.08b 甲基丁酸甲酯 Methyl 2-methylbutyrate 0.62±0.05b 2.95±1.33a 乙酸丙酯 Propyl acetate 8.73±0.41 — 丁酸乙酯 Ethyl butyrate 132.94±54.17b 205.10±76.37a 乙酸丁酯 Butyl acetate — 5.14±3.46 乙酸丁酯 Butyl acetate 10.19±4.30a 4.84±1.75b 甲基丁酸乙酯 Ethyl 2-methylbutanoate 7.60±0.27b 10.35±3.39a 2-甲基丁酸乙酯 Ethyl 2-methylbutanoate 6.48±2.66b 42.38±16.14a 戊酸乙酯 Ethyl valerate 1.86±0.58a 2.35±0.72a 戊酸乙酯 Ethyl valerate 3.27±0.36b 5.70±0.33a 己酸甲酯 Methyl hexoate 92.39±10.23a 36.64±7.54b 己酸甲酯 Methyl hexoate 51.97±22.31b 77.55±31.79a 己酸乙酯 Ethyl hexanoate 303.55±33.02a 123.97±38.26b 己酸乙酯 Ethyl hexanoate 537.69±20.18b 615.80±33.40a 乙酸己酯 Hexyl acetate 44.11±7.52a 17.64±8.01b 乙酸己酯 Hexyl acetate 156.81±6.12b 176.51±6.52a 辛酸甲酯 Methyl octylate 20.17±3.79a 9.37±2.73b 庚酸乙酯 Ethyl heptanoate 1.18±0.86 — 3-羟基己酸乙酯 Ethyl 3-hydroxyhexanoate — 22.88±1.43 3-羟基己酸乙酯 Ethyl 3-hydroxyhexanoate 4.16±1.03b 19.69±7.59a 辛酸乙酯 Ethyl caprylate 5.59±2.79 — 乙酸辛酯 Octyl acetate 1.99±0.53b 4.71±1.76a 乙酸辛酯 Octyl acetate 2.46±0.86 — γ-己内酯 γ-Caprolactone — 1.38±0.50 辛烯酸乙酯 Ethyl 2-octenoate 4.09±1.30 — 苯乙酸乙酯 Ethyl 2-phenylacetate 1.68±0.90b 4.28±1.82a 辛酸甲酯 Methyl octylate 2.58±0.73 — 3-羟基己酸乙酯 Ethyl 3-hydroxyhexanoate 4.85±1.66b 32.75±6.94a 苯乙酸乙酯 Ethyl 2-phenylacetate 1.63±0.11b 2.49±0.11a 2,4-葵二烯酸甲酯 2,4-decadienoic acid methyl ester — 10.19±3.92 羟基己酸乙酯 Ethyl 3-hydroxyhexanoate 4.14±0.55b 16.72±1.43a 2,4-癸二烯酸乙酯 Ethyl (2E,4Z)-deca-2,4-dienoate 2.59±0.55b 21.72±7.38a 2,4-葵二烯酸甲酯2,4-decadienoic acid methyl ester — 8.84±2.88 2,4-癸二烯酸乙酯 Ethyl(2E,4Z)-deca-2,4-dienoate 9.98±5.60b 24.28±8.40a 棕榈酸甲酯 Methyl palmitate 11.04±0.73a 3.84±0.37b 棕榈酸乙酯 Ethyl palmitate — 5.60±1.25 醛类 Aldehydes 2-己烯醛 2-hexenal 40.44±5.43 — 戊醛 Valeraldehyde — 2.14±1.06 正己醛 Hexanal 85.83±4.44a 56.07±16.78b 正己醛 Hexanal — 27.30±10.75 反-2-辛烯醛 (2E)-2-octenal 2.01±3.49 — 柠檬醛 Citral 0.64±0.02 — 壬醛 Nonanal 4.35±0.99b 13.01±1.43a (Z)-3,7-二甲基-2,6-辛二烯醛(Z)-3,7-Dimethyl-2,6-octadienal — 1.35±0.66 柠檬醛 Citral 2.41±0.80 — 其他 Other 正己醇 Hexanol 51.64±0.37b 62.53±1.72a 正己醇 Hexanol 4.10±1.39b 52.08±19.59a 2-乙基己醇 2-Ethylhexanol — 8.22±0.88 芳樟醇 Linalool 0.85±0.15b 3.99±1.57a 芳樟醇 Linalool 4.21±1.35a 4.84±0.87a 6-甲基-5-庚烯-2-酮6-Methylhept-5-en-2-one 9.97±0.58b 27.98±12.52a 6-甲基-5庚烯-2-酮6-Methylhept-5-en-2-one 338.50±44.88a 319.14±77.89a 大马士酮 β-damascenone — 0.96±0.44 正己酸 1-Hexanoic acid 12.91±0.29b 116.84±30.62a 正己酸 1-Hexanoic acid — 120.63±47.03 戊基环丙烷 Pentylcyclopropane — 11.79±0.99