| Grassland is one of the most important ecological system in our country, is the material foundation to the survival of the nomads and important economic activities. In recent years, as the grassland ecology continued to deteriorate, the coordinated development between the protection of grassland ecology and the increasing economic benefits of nomads is referred to the unprecedented height.The paper based on the balance between the forage and animal of prairie animal husbandry, and the basic research of the paper started with the economic unit of family animal husbandry ranch. The author investigated and collect the data of the object in the researching area by two ways of interviewing and consulting relevant resources. According to the basic survey, we choose eight typical nomads which are divided into the model nomad and the contrastive nomad to do experiment. We instructed the model nomad to breed animals by the means of optimizing production according to the result of the test, while the contrastive nomad do economic production by using the original way. We obtained the economic production dates of the model nomad and the contrastive nomad after three years’tracking and surveying. We did statistical analysis between the model nomad and the contrastive nomad according to the data, which includes income analysis, cost analysis, benefit analysis, analysis of net income.The result shows that:in the guarantee the balance between the forage and anima and the feasibility of model of economical production,we take some optimizing management measures to adjust the structure of grassland, the structure of livestock and the structure of production, which can raise the economic efficiency of the family nomad ranch, thereby increasing the economic benefits of the nomads. According to the results of the analysis of the present flag family farm production and business operation mode put forward feasible Suggestions, In order to effectively improve the net benefits of nomads, we put forward some advisable suggestions on the mode of production and management to family nomad ranch in Ewenki according to the result of analysis. |