Journal of Zhejiang Agricultural Sciences ›› 2024, Vol. 65 ›› Issue (7): 1639-1645.DOI: 10.16178/j.issn.0528-9017.20240089

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Evaluation of ornamental and edible LA lily cultivars based on principal component and cluster analyses

YI Bo1(), XU Yunchen2, WU Yun3, YU Xiaohua3, YUAN Can3, LYU Qundan4, XIA Yiping2,*()   

  1. 1. Lishui Greenland East China Medicinal Botanical Garden Co., Ltd., Lishui 323000,Zhejiang
    2. Institute of Landscape Architecture, Zhejiang University, Hangzhou 310058,Zhejiang
    3. Laboratory of Flowering Bulb, Department of Landscape Architecture, Zhejiang Sci-Tech University, Hangzhou 310018,Zhejiang
    4. Lishui Institute of Agriculture and Forestry Sciences, Lishui 323000,Zhejiang
  • Received:2024-01-30 Online:2024-07-11 Published:2024-07-17

Abstract:

Lilies (Lillium spp.) are rich in species, with ornamental, edible and medicinal values, but most of the research on cultivar selection and application focuses on ornamental lilies, while edible lily cultivars have been relatively homogeneous, and the research on the multifunctionality of lilies is also limited. In this experiment, 10 LA lily cultivars were used as materials for the study of ornamental characteristics (flowering period, flower color, plant height, and number of buds), disease resistance, and yield traits (incremental fresh weight of bulb, incremental diameter of bulb, number of bulblets, and fresh weight of bulblets), and comprehensive evaluation and screening were carried out, providing theoretical bases for the development of the multifunctional lily with both ornamental and dietary uses. The results of principal component analysis showed that Kingsville, Armandale and Sweet Sugar ranked in the top three in terms of comprehensive scores; cluster analysis classified the 10 LA lily cultivars into three categories, which was basically consistent with the results of principal component, confirming the credibility of the results of principal component analysis. Further, the lily cultivar Kingsville with the highest comprehensive evaluation was selected to determine its nutrient components such as mineral nutrients, proteins, amino acids, starch and crude fibers, and its overall nutrient value was similar when compared with that of edible lily Lillium lancifolium, which is the main production in Zhejiang. Therefore, Kingsville is a lily cultivar with the potential of being used for both ornamental and edible purposes.

Key words: lily, principal component analysis, cluster analysis, evaluation system, ornamental and edible

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