The inharmonious of agricultural modernization and regional economies development is an important reason to cause the imbalance of China regional economies development. The paper constructs an evaluating indicator system of agricultural modernization, and carries on statistics and sorting to agricultural modernization development of Chinese 31 provinces and cities with grey reational analysis, and makes a comparison combining regional total economy strength. The analysis result shows that disproportionality exists in agricultural modernization development among various areas; Incompatibility exists between agricultural modernization and regional total economy strength in region; Inharmonious characteristic is presented between agricultural modernization development and region overall economy development in China.