如何为农民提供切实有效的信息，是当前农业信息服务部门亟需解决的问题。

How to offer efficient information? It will be solved quickly for agricultural information service department.

youdao

如何为农民提供切实有效的信息，是当前农业信息服务部门亟需解决的问题。

How to offer efficient information? It will be solved quickly for agricultural information service department.

youdao