农业样本上市公司前五大股东持股比例总和CR5所代表的股权集中度与公司绩效呈现倒U型特征；
Equity concentration ratio CR5 which is the sum of shares of the leading five shareholders and corporate performance present an inverse-U shape.
属于农业机械的花生玉米点播机，在开有五个型孔的滚轮上分别安有五个带有活舌的管式开穴铲和型孔盒。
The utility model relates to a wheeled peanut and corn seeding machine, which belongs to the peanut and corn dibbling machine of the agricultural machine.
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