The development of smart agriculture requires the support of digital technology and talents, and the enhancement of digital capabilities. Digital capability, as the cognitive and practical ability of the whole society towards digital technology, is not only the social foundation of the digital economy, but also the core competitiveness of digital talents. This article analyzed the achievements and problems faced by the development of smart agriculture. It has been clarified that accelerating the application of digital technology in smart agriculture, strengthening the cultivation of digital talents in smart agriculture, enhancing digital capabilities, and promoting the digital transformation and innovative development of agriculture are important means to achieve rural revitalization strategy and enhance the development level of regional agricultural and rural modernization. The problem-solving oriented approach and taking digital technology as the bridge to construct the promotion path of digital capabilities based on the five core elements of digital technology including calculation + data + algorithm + system + network was proposed to consolidate the technical and talent support for the development of smart agriculture with digital capabilities.