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原標題：男人硬起来20厘米照片

　　我??(wo)國??(guo)種??(zhong)子??(zi)認??(ren)證??(zheng)制??(zhi)度??(du)落??(luo)地??(di)實??(shi)施??(shi)以??(yi)來??(lai)??，有?(you)35個??(ge)品??(pin)種??(zhong)1000多??(duo)萬??(wan)公??(gong)斤??(jin)種??(zhong)子??(zi)通??(tong)過?(guo)認??(ren)證??(zheng)??。??檢??(jian)驗??(yan)結??(jie)果??(guo)表??(biao)明??(ming)??，發(fā)??(fa)芽?(ya)率??(lv)和??(he)品??(pin)種??(zhong)純??(chun)度??(du)水??(shui)平??(ping)方??(fang)面??(mian)??，通??(tong)過??(guo)認??(ren)證??(zheng)的??(de)玉??(yu)米??(mi)種??(zhong)子??(zi)比?(bi)單??(dan)粒??(li)播??(bo)標??(biao)準??(zhun)分??(fen)別?(bie)提??(ti)高??(gao)4個??(ge)百??(bai)分??(fen)點??(dian)和??(he)1.5個??(ge)百??(bai)分?(fen)點??(dian)??，認??(ren)證??(zheng)雜??(za)交??(jiao)水??(shui)稻??(dao)種??(zhong)子??(zi)比?(bi)國??(guo)家??(jia)標??(biao)準??(zhun)分??(fen)別??(bie)提??(ti)高?(gao)8.6個??(ge)百??(bai)分??(fen)點??(dian)和??(he)2.9個??(ge)百?(bai)分??(fen)點??(dian)??。。