关键词: 烤烟, 烤烟, 早熟, 生育期, 抗病性, 经济性状

Abstract:

By constructing evaluation index system of agricultural comprehensive competitiveness, the paper compared and evaluated agricultural comprehensive competitiveness of 36 Prefecture Cities in Northeast of China using factor analysis method. Research shows that the agricultural comprehensive competitiveness in different areas of Northeast of China is imbalance, and the strongest one is central regions in three northeast provinces, next comes some east areas, and some areas around central region is relatively weak. Therefore, it is critical to adjust agricultural structure and make backward areas stronger for narrowing regional agriculture development disparity.