The study contributes to assessing the situation and use mobilized capital investment fundamental for agricultural development in Thai Nguyen province through the analysis and comparison of investment funds for agricultural development with other economic sectors. Also, find out the real situation for agricultural investment from sources mainly the state budget, credit and foreign investment in the province of Thai Nguyen. Thereby, point out the positives and the remaining points, restrictions and the impact causes, to guide the mobilization of investment capital base of agricultural development in the future.