Abstract: The marks of morden??agricultural revolution of scientific and technology was the apply of the morden bio-teachnology and information teachnology in the agriculture sphere. It should be follows that developing policy of ranks of agricultural spread qualified scientists and tenchnicians be geared to the needs of the morden agricultural revolution. First, with strong nations policy's support, highten the social status for the ranks of agricultural spread qualified scientists and tenchnicians ; Second, inhence the training , improve all quality of the agricultural spread qualified scientists and tenchnicians; Third should be enhence awareness of blaze new trails, raise the ability to solve realistic problems of agricultural spread qualified scientists and tenchnicians .