采取样方调查结合普查的方法，对商丘市辖区内六县、两区、一市的植物资源进行了调查。

We used the method of investigating the sample and the general survey to investigate and study the plant resources in area of six counties and two districts under Shangqiu's jurisdiction.

youdao

采取样方调查结合普查的方法，对商丘市辖区内六县、两区、一市的植物资源进行了调查。

We used the method of investigating the sample and the general survey to investigate and study the plant resources in area of six counties and two districts under Shangqiu's jurisdiction.

youdao