Some facts of creepiing environmental problem over the Songhuajiang-Nenjiang River Basin;

The relation of flood and precipitation in Songhuajiang and Nenjiang valley;

It shows the non-point source pollution relationship of Nenjiang basin are suggested,discussed the Nierji reservoir impacted by non-point source pollution,which will be helpful for providing necessary scientific basis for the control of non-point source pollution in Nenjiang River upstream basin.

It shows the non-point source pollution relationship of Nenjiang basin are suggested, discussed the Nierji reservoir impacted by non-point source pollution, which will be helpful for providing necessary scientific basis for the control of non-point source pollution in Nenjiang upstream basin.

Water pollution status quo and water environment protection in Nenjiang Valley;

Feasibility for Constructing Commodity Forest Base in Nenjiang Valleyin Inner Mongolia;

Nenjiang valley is rich in wild vegetable resources.

Taking the Nenjiang River valley as an example,the author analyzes the internal advantages,disadvantages and the external opportunities,challenges of green agriculture industry by using SWOT tool.