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随川东北及川西南农作物资源考察队在四川省青川县境内发现了至十月底仍未成熟的冬李类型。 所发现的冬李,地处青川县房石镇柴柏村农民王成相所辖的二道梁山上,系大巴山山脉,海拔1400m,伴生林木为栎树和榛树等,树高8—lOm,干周50—60cm,树冠圆头型,枝条稀疏,一年生枝红色,以短果枝结果为主,果实累累,丰产性好。冬李果实扁圆形,果顶圆平,顶点微凹,有花柱痕迹,缝合线浅而明显,梗洼圆形,表面有腊粉,果皮剥离,有红皮、黄皮、青皮之分(生物学特征见表1),果肉黄色,硬脆,不发绵,汁多,味甜酸有涩味,核近圆形,小而光滑,果实于10月底仍挂满于树枝而不落。 冬李果肉黄色,硬脆而核小,可用于蜜饯或加工制糖水罐头,同时由于其特晚熟,耐瘠薄,抗性好,较丰产,故又是优良的育种亲本材料,现保存于南京南方李种质圃内。
With northeast Sichuan and southwestern Sichuan crop resources team in Qingchuan County in Sichuan Province found in the end of October is still immature winter-type. The found winter plum, is located in Qingchuan County Fangcai Chaiba village farmer Wang Chengxiang under the jurisdiction of the two Liangshan, Department of Dabashan Mountains, 1400m above sea level, accompanied by oak trees and hazel trees, tree height 8-lOm, dry Week 50-60cm, canopy round type, sparse branches, annual branches red, with short fruiting branches results mainly, the fruit is rich, good yield. Winter plum fruit oblate, top round flat, vertex micro-concave, with style marks, sutures shallow and obvious, stem depression round, the surface of wax powder, peel peel, red, yellow, Biological characteristics shown in Table 1), yellow flesh, hard and brittle, no sponge, juicy, sweet and sour astringent, nearly round nucleus, small and smooth, fruit at the end of October is still covered with branches and do not fall. Winter plum yellow, hard and brittle and small, can be used for candied fruit or processed sugar canned water, at the same time because of its late-maturing, barren, resistance, high yield, it is also an excellent breeding parent material is now preserved in southern Nanjing Lee species nursery.