不同O2浓度对鸭梨采后生理代谢及贮藏品质的影响

杜艳民,王文辉,贾晓辉,佟伟,王阳,张鑫楠

The Effects of Different Oxygen Concentration on Postharvest Physiology and Storage Quality of Yali Pear

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

表2 不同O2浓度处理贮藏货架期间鸭梨主要生理品质指标变化情况

Table 2 Changes in the main quality attributes in Yali pear during storage and shelf-life periods in different oxygen concentrations

贮藏环境 Storage scenario 贮藏与 货架时间 Time (d) 品质指标 Quality parameters 硬度 Firmness (kg?cm-2) 可溶性固形物 Soluble solids contents (%) 可滴定酸 Titratable acidity (%) 抗坏血酸 Ascorbic acid (mg/100 g) L* b* 基础值 At harvest 6.02±0.536 10.32±0.02 0.16±0.001 6.56±0.152 88.91±1.58 30.78±2.35 1.0% O2+0.5% CO2 150 5.48±0.335c 10.61±0.68cd 0.086±0.003a 4.62±0.178a 85.93±1.01a 23.86±1.15c 150+10 5.10±0.424ab 11.00±0.483ab 0.042±0.001d 5.98±0.082b 86.93±0.72ab 32.59±2.05ab 210 5.68±0.783a 10.54±0.505bc 0.081±0.001d 1.87±0.065a 88.15±1.24a 34.70±1.53bc 210+7 5.65±0.752a 10.91±0.604a 0.13±0.001c 3.11±0.056c 87.30±1.0a 37.50±2.89a 270 5.66±0.345a 11.07±0.892ab 0.085±0.002e 2.85±0.052a 86.32±1.55a 36.17±1.8ab 270+7 5.62±0.404ab 10.39±0.713b 0.11±0.006c 3.78±0.209e 85.77±1.36a 37.82±2.37a 2.0% O2+0.5% CO2 150 5.59±0.355bc 10.87±0. 525bc 0.082±0.001b 3.51±0.137b 85.27±1.0abc 24.27±1.15bc 150+10 5.24±0. 340ab 11.11±0.648a 0.043±0.001cd 5.04±0.004c 86.23±0.76bc 34.31±1.86a 210 5.49±0.397a 10.96±0.463a 0.096±0.005b 1.33±0.057e 87.77±1.09a 35.96±2.53a 210+7 5.26±0.295a 10.81±0.407a 0.15±0.001a 2.85±0.037e 87.11±0.70a 36.69±1.74a 270 5.36±0.395b 11.19±0.543ab 0.088±0.003de 2.41±0.049d 86.41±1.48a 35.97±1.8b 270+7 5.54±0.335c 10.86±0.661a 0.12±0.001a 2.90±0.053d 86.34±1.25a 37.26±2.33a 3.0% O2+0.5% CO2 150 5.70±0.529ab 11.38±0.466a 0.083±0.001b 2.74±0.911c 85.42±0.99c 25.32±1.18a 150+10 5.38±0.489a 10.74±0.64b 0.045±0.003bc 5.00±0.043c 85.88±1.03c 34.32±1.81a 210 5.48±0.482a 10.74±0.581ab 0.099±0.001b 1.49±0.033c 87.68±0.95a 35.76±1.23ab 210+7 5.46±0.496a 10.87±0.701a 0.13±0.002b 3.02±0.034a 87.03±0.90a 36.11±1.43a 270 5.82±0.565a 11.34±0.698a 0.10±0.001b 2.55±0.129bc 86.43±1.27a 37.21±1.71b 270+7 5.50±0.486bc 10.38±0.929b 0.098±0.002d 3.55±0.014c 85.83±1.16a 37.45±2.4a 5.0%O2+0.5%CO2 150 5.84±0.468a 11.04±0. 542b 0.073±0.001d 2.50±0.438d 85.02±1.08bc 24.92±1.59ab 150+10 5.32±0.64ab 10.88±0.527ab 0.047±0.001b 5.03±0.055c 87.14±1.16a 31.37±2.27b 210 5.55±0.410a 10.62±0.58bc 0.097±0.002b 1.65±0.039b 88.08±1.11a 34.92±1.52abc 210+7 5.68±0.725a 10.57±0.514ab 0.12±0.002d 2.87±0.044e 86.60±1.02b 37.79±2.31a 270 5.32±0.538b 10.72±0.931cd 0.12±0.002a 2.47±0.018cd 87.02±1.56a 35.50±1.89b 270+7 5.82±0.624a 10.48±0.939ab 0.11±0.002b 3.87±0.087bc 85.29±1.06a 37.82±2.59a 10.0% O2+0.5% CO2 150 5.46±0.343c 10.49±0.595d 0.077±0.003c 2.06±0.49e 85.60±1.36ab 24.03±1.19bc 150+10 5.04±0.343bc 10.93±0.481ab 0.054±0.001a 4.67±0.049d 85.94±0.946c 33.33±0.83a 210 5.49±0.403a 10.93±0.44a 0.11±0.001a 1.37±0.046d 87.79±1.22a 34.54±1.25c 210+7 5.22±0.482a 10.87±0.337a 0.13±0.001b 3.53±0.043b 85.79±1.91c 36.65±2.31a 270 5.26±0.422b 10.94±0.62bc 0.095±0.001c 1.64±0.025b 84.03±4.51b 35.82±1.55b 270+7 5.23±0.387d 10.35±0.685b 0.12±0.001a 4.07±0.161b 84.04±1.63ab 36.97±2.68a 空气 Air control 150 5.51±0.280bc 10.48±0.625d 0.069±0.001e 2.58±0.263cd 84.49±1.8c 24.22±1.03bc 150+10 4.81±0.263c 10.84±0.475ab 0.045±0.001b 6.14±0.115a 87.16±0.95a 31.38±1.77b 210 5.14±0.293b 10.49±0.451c 0.077±0.001c 1.43±0.031cd 87.28±1.97a 35.07±1.32abc 210+7 5.32±0.258b 10.43±0.611b 0.11±0.002e 3.85±0.005a 85.25±4.35d 36.65±2.47a 270 5.28±0.263b 10.38±0.692d 0.090±0.002d 1.88±0.032a 83.59±2.32b 35.26±1.34b 270+7 5.38±0.577cd 10.10±0.702b 0.10±0.002d 4.67±0.117a 81.83±1.77b 27.42±2.13a