研究方法：文献统计分析法。

Method of literature statistical analysis was applied.

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通过对CNKI中文期刊数据库文献统计分析，发现有关国家科技计划的农业科技的文献产出较少，这反映农业科研成果扩散渠道不畅。

Analyzed CNKI, this is less relevant literatures output of the national agriculture science and technology program, which shows approach to the agriculture research production, is scarcity.

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通过对CNKI中文期刊数据库文献统计分析，发现有关国家科技计划的农业科技的文献产出较少，这反映农业科研成果扩散渠道不畅。

Analyzed CNKI, this is less relevant literatures output of the national agriculture science and technology program, which shows approach to the agriculture...

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