2019二年级语文下册课文413《画杨桃》杨桃拓展知识新人教版.doc

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1杨桃杨桃,又名“阳桃” 、 “羊桃” ,学名“五敛(lin)子” ,又因横切面如五角星,所以国外又称之为“星梨” 。是久负盛名的岭南佳果之一。杨桃果实形状特殊,颜色呈翠绿鹅黄色,皮薄如膜(m) ,肉脆滑汁多,甜酸可口。除含糖外,还含有丰富的维生素 A 和 C。其主要品种有“平顶甜杨桃” 、 “尖尖顶甜杨桃” 、“酸杨桃”三种。而最负盛名的当数芳村区花地所产的杨桃。 杨桃是常绿小乔(qio)木或灌(un)木,浆果一年四季交替互生,但品质以 7 月开花,秋分果熟的为最佳,产量也最高。中秋前后为杨桃的旺产期。

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