Abstract: Farmland environmental data and crop growth and other information is an important basis for decision-making in agricultural production, in the development of intelligent agriculture and mechanized production, the precise acquisition of farmland information has become a key link in the development of modern agriculture, the paper is based on information technology, intelligent era background, systematically expounds the significance of the purpose of the acquisition of farmland information, as well as the typical application of agricultural information acquisition technology and play a role in the role of agricultural information acquisition technology, by Through examples of advantageous analysis, it is clarified that the farmland information acquisition technology only brings revolutionary changes to agricultural production, and provides favorable conditions for the innovation of agricultural mechanization production mode, and summarizes and analyzes the typical disadvantages in the popularization and application of the farmland information acquisition technology, which provides useful references for the intelligent and precise development of modern agriculture.