浙江农业学报 ›› 2025, Vol. 37 ›› Issue (9): 1840-1848.DOI: 10.3969/j.issn.1004-1524.20250047
收稿日期:2025-01-14
出版日期:2025-09-25
发布日期:2025-10-15
作者简介:陈国立,E-mail:317551013@qq.com通讯作者:
陈国立
基金资助:
XU Weimeng(
), XU Yan, CHEN Guoli(
)
Received:2025-01-14
Online:2025-09-25
Published:2025-10-15
Contact:
CHEN Guoli
摘要:
为对糯玉米的品种间差异、品质间关系,以及综合品质进行准确全面的评价,选取粗淀粉含量、支链淀粉含量、皮渣率、外观、气味、色泽、糯性、风味、柔嫩性、皮薄度作为评价指标,采用变异性分析、相关分析、聚类分析、主成分分析和雷达图法,对10个糯玉米品种的品质进行综合评价。结果表明,供试品种在选取的指标上的变异系数在1.77%~9.16%,其中,皮渣率的变异系数最大,粗淀粉含量的变异系数最小。相关分析表明,外观、色泽、糯性、支链淀粉含量与食味分值呈极显著(p<0.01)正相关,是影响糯玉米品质的主要因素。聚类分析将供试品种分为3类。主成分分析的结果显示,浚糯313、豫糯502、豫白糯501、安工糯818、浚糯504的综合得分较高。基于雷达图分析的结果,在参试品种中,得分最高的是豫白糯501,其后依次为周糯9号、浚糯504、浚糯313和安工糯818。综合以上分析方法,筛选出浚糯504、浚糯313、豫白糯501等综合品质优良的品种。该方法可有效克服传统感官评价的主观性及单个分析方法的局限性,可为糯玉米品质的综合评价提供理论参考。
中图分类号:
许卫猛, 徐妍, 陈国立. 基于多种分析方法的糯玉米品质综合评价[J]. 浙江农业学报, 2025, 37(9): 1840-1848.
XU Weimeng, XU Yan, CHEN Guoli. Comprehensive evaluation of waxy corn quality based on various analytical methods[J]. Acta Agriculturae Zhejiangensis, 2025, 37(9): 1840-1848.
| 指标 Index | 最小值 Minimum | 最大值 Maximum | 平均值 Mean | 标准差 Standard deviation | 变异系数 Coefficient of variation/% |
|---|---|---|---|---|---|
| 粗淀粉含量Crude starch content/% | 66.38 | 70.56 | 68.77 | 1.22 | 1.77 |
| 支链淀粉含量Amylopectin content/% | 64.53 | 69.68 | 67.49 | 1.42 | 2.10 |
| 皮渣率Residue ratio/% | 6.21 | 8.37 | 7.22 | 0.66 | 9.16 |
| 外观Appearance | 23.30 | 27.40 | 25.71 | 1.27 | 4.93 |
| 气味Odor | 5.20 | 6.90 | 6.24 | 0.49 | 7.79 |
| 色泽Color | 5.40 | 6.80 | 6.34 | 0.50 | 7.84 |
| 糯性Waxiness | 14.30 | 17.60 | 16.24 | 0.96 | 5.89 |
| 风味Flavor | 7.40 | 8.40 | 8.01 | 0.34 | 4.26 |
| 柔嫩性Tenderness | 7.40 | 8.60 | 8.01 | 0.36 | 4.54 |
| 皮薄度Thinness | 15.30 | 17.60 | 16.50 | 0.80 | 4.82 |
表1 评价指标的描述性统计
Table 1 Descriptive statistics of evaluation indices
| 指标 Index | 最小值 Minimum | 最大值 Maximum | 平均值 Mean | 标准差 Standard deviation | 变异系数 Coefficient of variation/% |
|---|---|---|---|---|---|
| 粗淀粉含量Crude starch content/% | 66.38 | 70.56 | 68.77 | 1.22 | 1.77 |
| 支链淀粉含量Amylopectin content/% | 64.53 | 69.68 | 67.49 | 1.42 | 2.10 |
| 皮渣率Residue ratio/% | 6.21 | 8.37 | 7.22 | 0.66 | 9.16 |
| 外观Appearance | 23.30 | 27.40 | 25.71 | 1.27 | 4.93 |
| 气味Odor | 5.20 | 6.90 | 6.24 | 0.49 | 7.79 |
| 色泽Color | 5.40 | 6.80 | 6.34 | 0.50 | 7.84 |
| 糯性Waxiness | 14.30 | 17.60 | 16.24 | 0.96 | 5.89 |
| 风味Flavor | 7.40 | 8.40 | 8.01 | 0.34 | 4.26 |
| 柔嫩性Tenderness | 7.40 | 8.60 | 8.01 | 0.36 | 4.54 |
| 皮薄度Thinness | 15.30 | 17.60 | 16.50 | 0.80 | 4.82 |
| 指标 Index | 支链淀粉含量 Amylopectin content | 皮渣率 Residue ratio | 外观 Appearance | 气味 Odor | 色泽 Color | 糯性 Waxiness | 风味 Flavor | 柔嫩性 Tenderness | 皮薄度 Thinness | 食味分值 Taste value |
|---|---|---|---|---|---|---|---|---|---|---|
| 粗淀粉含量 | 0.983 | 0.479 | 0.701* | 0.492 | 0.717* | 0.738* | 0.666* | 0.500 | -0.280 | 0.810* |
| Crude starch content | ||||||||||
| 支链淀粉含量 | 0.484 | 0.764** | 0.448 | 0.690* | 0.670* | 0.743* | 0.590 | -0.322 | 0.712** | |
| Amylopectin content | ||||||||||
| 皮渣率Residue ratio | 0.585* | 0.711 | 0.802** | 0.109 | 0.582 | 0.549 | -0.755** | 0.473 | ||
| 外观Appearance | 0.310 | 0.764* | 0.418 | 0.813** | 0.807** | -0.355 | 0.847** | |||
| 气味Odor | 0.747* | 0.340 | 0.513 | 0.400 | -0.448 | 0.524 | ||||
| 色泽Color | 0.501 | 0.613 | 0.643* | -0.522 | 0.796** | |||||
| 糯性Waxiness | 0.294 | 0.088 | 0.296 | 0.773** | ||||||
| 风味Flavor | 0.868** | -0.327 | 0.771* | |||||||
| 柔嫩性Tenderness | -0.434 | 0.660* | ||||||||
| 皮薄度Thinness | -0.040 |
表2 评价指标的相关性
Table 2 Correlation of evaluation indices
| 指标 Index | 支链淀粉含量 Amylopectin content | 皮渣率 Residue ratio | 外观 Appearance | 气味 Odor | 色泽 Color | 糯性 Waxiness | 风味 Flavor | 柔嫩性 Tenderness | 皮薄度 Thinness | 食味分值 Taste value |
|---|---|---|---|---|---|---|---|---|---|---|
| 粗淀粉含量 | 0.983 | 0.479 | 0.701* | 0.492 | 0.717* | 0.738* | 0.666* | 0.500 | -0.280 | 0.810* |
| Crude starch content | ||||||||||
| 支链淀粉含量 | 0.484 | 0.764** | 0.448 | 0.690* | 0.670* | 0.743* | 0.590 | -0.322 | 0.712** | |
| Amylopectin content | ||||||||||
| 皮渣率Residue ratio | 0.585* | 0.711 | 0.802** | 0.109 | 0.582 | 0.549 | -0.755** | 0.473 | ||
| 外观Appearance | 0.310 | 0.764* | 0.418 | 0.813** | 0.807** | -0.355 | 0.847** | |||
| 气味Odor | 0.747* | 0.340 | 0.513 | 0.400 | -0.448 | 0.524 | ||||
| 色泽Color | 0.501 | 0.613 | 0.643* | -0.522 | 0.796** | |||||
| 糯性Waxiness | 0.294 | 0.088 | 0.296 | 0.773** | ||||||
| 风味Flavor | 0.868** | -0.327 | 0.771* | |||||||
| 柔嫩性Tenderness | -0.434 | 0.660* | ||||||||
| 皮薄度Thinness | -0.040 |
| 类群 Gourp | 粗淀粉含量 Crude starch content/% | 支链淀粉含量 Amylopectin content/% | 皮渣率 Residue ratio/% | 外观 Appearance | 气味 Odor | 色泽 Color | 糯性 Waxiness | 风味 Flavor | 柔嫩性 Tenderness | 皮薄度 Thinness |
|---|---|---|---|---|---|---|---|---|---|---|
| Ⅰ | 67.83 | 66.38 | 7.62 | 25.40 | 6.20 | 6.40 | 14.30 | 7.90 | 8.20 | 15.30 |
| Ⅱ | 69.55 | 68.40 | 7.55 | 26.48 | 6.50 | 6.67 | 16.78 | 8.22 | 8.18 | 16.35 |
| Ⅲ | 67.52 | 66.04 | 6.43 | 24.27 | 5.73 | 5.67 | 15.80 | 7.63 | 7.60 | 17.20 |
表3 不同类群品质指标的平均值
Table 3 Mean values of quality indices for different taxas
| 类群 Gourp | 粗淀粉含量 Crude starch content/% | 支链淀粉含量 Amylopectin content/% | 皮渣率 Residue ratio/% | 外观 Appearance | 气味 Odor | 色泽 Color | 糯性 Waxiness | 风味 Flavor | 柔嫩性 Tenderness | 皮薄度 Thinness |
|---|---|---|---|---|---|---|---|---|---|---|
| Ⅰ | 67.83 | 66.38 | 7.62 | 25.40 | 6.20 | 6.40 | 14.30 | 7.90 | 8.20 | 15.30 |
| Ⅱ | 69.55 | 68.40 | 7.55 | 26.48 | 6.50 | 6.67 | 16.78 | 8.22 | 8.18 | 16.35 |
| Ⅲ | 67.52 | 66.04 | 6.43 | 24.27 | 5.73 | 5.67 | 15.80 | 7.63 | 7.60 | 17.20 |
| 品种 Variety | F1 | F2 | F3 | F | 排名 Rank |
|---|---|---|---|---|---|
| 新白糯018 | -0.42 | -1.44 | 0.09 | -0.60 | 7 |
| Xinbainuo 018 | |||||
| 周糯9号 | 1.07 | 0.60 | -0.02 | 0.99 | 6 |
| Zhounuo 9 | |||||
| 周糯10号 | -3.04 | 0.47 | -0.37 | -2.42 | 9 |
| Zhounuo 10 | |||||
| 豫白糯501 | 1.82 | 0.03 | 0.19 | 1.50 | 3 |
| Yubainuo 501 | |||||
| 豫糯502 | 1.98 | -0.47 | -0.51 | 1.55 | 2 |
| Yunuo 502 | |||||
| 浚糯313 | 2.48 | 0.54 | 0.07 | 2.14 | 1 |
| Xunnuo 313 | |||||
| 浚糯504 | 1.14 | 0.79 | -0.10 | 1.08 | 5 |
| Xunnuio 504 | |||||
| 白玉202 | -3.98 | -0.06 | -0.06 | -3.29 | 10 |
| Baiyu 202 | |||||
| 安工糯818 | 1.45 | -0.64 | -0.16 | 1.09 | 4 |
| Angongnuo 818 | |||||
| 苏玉糯2号 | -2.50 | 0.17 | 0.86 | -2.03 | 8 |
| Suyunuo 2 |
表4 基于主成分分析的总评价得分
Table 4 Composite scores of principal component analysis
| 品种 Variety | F1 | F2 | F3 | F | 排名 Rank |
|---|---|---|---|---|---|
| 新白糯018 | -0.42 | -1.44 | 0.09 | -0.60 | 7 |
| Xinbainuo 018 | |||||
| 周糯9号 | 1.07 | 0.60 | -0.02 | 0.99 | 6 |
| Zhounuo 9 | |||||
| 周糯10号 | -3.04 | 0.47 | -0.37 | -2.42 | 9 |
| Zhounuo 10 | |||||
| 豫白糯501 | 1.82 | 0.03 | 0.19 | 1.50 | 3 |
| Yubainuo 501 | |||||
| 豫糯502 | 1.98 | -0.47 | -0.51 | 1.55 | 2 |
| Yunuo 502 | |||||
| 浚糯313 | 2.48 | 0.54 | 0.07 | 2.14 | 1 |
| Xunnuo 313 | |||||
| 浚糯504 | 1.14 | 0.79 | -0.10 | 1.08 | 5 |
| Xunnuio 504 | |||||
| 白玉202 | -3.98 | -0.06 | -0.06 | -3.29 | 10 |
| Baiyu 202 | |||||
| 安工糯818 | 1.45 | -0.64 | -0.16 | 1.09 | 4 |
| Angongnuo 818 | |||||
| 苏玉糯2号 | -2.50 | 0.17 | 0.86 | -2.03 | 8 |
| Suyunuo 2 |
图2 各品种的评价指标雷达图 X1,粗淀粉含量;X2,支链淀粉含量;X3,皮渣率;X4,外观;X5,气味;X6,色泽;X7,糯性;X8,风味;X9,柔嫩性;X10,皮薄度。
Fig.2 Radar chart of evaluation indices of test varieties X1, Crude starch content; X2, Amylopectin content; X3, Residue ratio; X4, Appearance; X5, Odor; X6, Color; X7, Waxiness; X8, Flavor; X9, Tenderness; X10, Thinness.
| 品种 Variety | Y | 排名 Rank | |||
|---|---|---|---|---|---|
| 新白糯018 | 0.981 8 | 5.362 2 | 0.429 1 | 0.649 1 | 9 |
| Xinbainuo 018 | |||||
| 周糯9号 | 1.094 3 | 5.483 1 | 0.457 4 | 0.707 4 | 2 |
| Zhounuo 9 | |||||
| 周糯10号 | 0.943 7 | 4.971 5 | 0.479 8 | 0.672 9 | 7 |
| Zhounuo 10 | |||||
| 豫白糯501 | 1.109 4 | 5.552 0 | 0.452 3 | 0.708 3 | 1 |
| Yubainuo 501 | |||||
| 豫糯502 | 1.089 2 | 5.731 1 | 0.416 7 | 0.673 6 | 6 |
| Yunuo 502 | |||||
| 浚糯313 | 1.096 7 | 5.601 7 | 0.439 2 | 0.694 0 | 4 |
| Xunnuo 313 | |||||
| 浚糯504 | 1.077 4 | 5.502 6 | 0.447 2 | 0.694 1 | 3 |
| Xunnuio 504 | |||||
| 白玉202 | 0.937 4 | 5.052 1 | 0.461 5 | 0.657 8 | 8 |
| Baiyu 202 | |||||
| 安工糯818 | 1.057 3 | 5.563 1 | 0.429 3 | 0.673 7 | 5 |
| Angongnuo 818 | |||||
| 苏玉糯2号 | 0.922 6 | 5.095 6 | 0.446 5 | 0.641 9 | 10 |
| Suyunuo 2 |
表5 基于雷达图的品质综合分析
Table 5 Comprehensive analysis of quality based on radar chart
| 品种 Variety | Y | 排名 Rank | |||
|---|---|---|---|---|---|
| 新白糯018 | 0.981 8 | 5.362 2 | 0.429 1 | 0.649 1 | 9 |
| Xinbainuo 018 | |||||
| 周糯9号 | 1.094 3 | 5.483 1 | 0.457 4 | 0.707 4 | 2 |
| Zhounuo 9 | |||||
| 周糯10号 | 0.943 7 | 4.971 5 | 0.479 8 | 0.672 9 | 7 |
| Zhounuo 10 | |||||
| 豫白糯501 | 1.109 4 | 5.552 0 | 0.452 3 | 0.708 3 | 1 |
| Yubainuo 501 | |||||
| 豫糯502 | 1.089 2 | 5.731 1 | 0.416 7 | 0.673 6 | 6 |
| Yunuo 502 | |||||
| 浚糯313 | 1.096 7 | 5.601 7 | 0.439 2 | 0.694 0 | 4 |
| Xunnuo 313 | |||||
| 浚糯504 | 1.077 4 | 5.502 6 | 0.447 2 | 0.694 1 | 3 |
| Xunnuio 504 | |||||
| 白玉202 | 0.937 4 | 5.052 1 | 0.461 5 | 0.657 8 | 8 |
| Baiyu 202 | |||||
| 安工糯818 | 1.057 3 | 5.563 1 | 0.429 3 | 0.673 7 | 5 |
| Angongnuo 818 | |||||
| 苏玉糯2号 | 0.922 6 | 5.095 6 | 0.446 5 | 0.641 9 | 10 |
| Suyunuo 2 |
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