农业科技在现代农业建设的过程中发挥着重要作用。文章介绍了新时期现代农业的内涵、主要特点，指出农业科技创新是现代农业发展的强大支撑，农业科技体制改革是现代农业发展 和服务“三农”的需要。

Agricultural science and technology plays a key role in the construc tion of modern agriculture. The connotations and main characters of modern agric ulture in the 21^st century were introduced in this paper. The author broug ht forward that the agricultural science and technology innovation was one of the stro ngest supporters to the agricultural development. It is necessary for the agricu ltural development and for the service of “San Nong” that the agricultural sci ence and technology system should be reformed.