On Farmers’ Participation in Technological Development in Agriculture;

Based on comparing with traditional agricultural study and extension, we advocate an investigation on participatory agricultural technology development (PTD).

The paper expounds the development of agricultural science and technology in the northwest should bring the resource advantage into full play and puts forward five demands of agricultural development for science and technology, nine emphases of agricultural science and technology development and three measures.

Empirical Analysis on the Impetus Function of High-tech Industry Development to the Economic Growth;

Water saving irrigation as the key to the agricultural development in Bei an;

The comparative analysis of agricultural development of typical commodity grain bases in northeast China——A case study of Dehui and Hailun;

Developing rural human resources and tamping agricultural development foundation of Yanbian state;