8Kim W S, Choi J H. Morphological Characteristics of Stone Cells in Fruit of Pears[J]. Hort Science, 2004,39: 815-816.
9Li X G, Jin L, Jiang Z C, et al. The Relationship Between the Content of Pear's Stone Cells and Pulp Quality. Hort Science,2004, 39: 850.
10Lu X P, Liu Y Z, An J C, et al. Isolation of a cinnamoyl CoA reductase gene involved in formation of stone cells in pear (Pyrus pyrifolia) [J]. Acta Physiologiae Plantarum,2010,33(2):585-591.
