dies in the so

ot in the AmericasSweet
Collect from Website Template
  • potatoes may originate in As

    ad of the Americas, and much earlier than previously known.Paleobotanists in Indiana University led by David Dilche▓r identified 57-milion-year-old leaf fossils▓ from eastern India as being from the morning gl▓ory family, which includes sweet potatoes and m▓an

  • ia, not in the Americas05-23

    y other plants.The research suggest▓ed the family originated in the late Paleocene epoch in the East Gondwana land mass that became part of Asia."I think this will change people's ideas," Dilcher ▓said. "It will be a data point that is pi▓cked up and used in othe


-2018 09:45 BJTNew res

r work where researchers are tryi▓ng to find the time of the evolution of major groups of flowering plants."Previou▓s fossil evidence had suggested the morni

earch publishe

ng glory family may have originated in North America about 35 million years ago, but molecular analyses supported th▓e idea that it originated earlier and i

d in the Proceedings

n the Old World. The new research provides evi▓dence for that conclusion.The discovery also suggested the morning glory family and the ▓nightshade family -

php站群源码二次开发 站群排名需要多久收录 二级域名站群内容都一样 宝塔站群技术 千站云蜘蛛池 博达政府网站群管理平台弹窗 dedecms分站站群 免费站群工具 泛站群 站群前端开发 火速站群软件 站群模式 二级目录站群 站群软件定制 目录站群源码 西峡政府网站群 站群优化一个行业的关键词 自己怎么做站群 淘宝客泛站群 站群域名买之前是色流的