As one of the emerging industries, feed industry not only effectively utilizes existing agricultural resources but also provides a strong material foundation and protection for animal food. In this article, status and trends of biological feed in the world based on bibliometrics were analyzed. Issues including major institutions, international cooperation, status, trends and frontiers were analyzed. These co-countries map and keywords clustering analysis can reveal co-countries and hot spots in this field. These analyses can help the researchers get an overview of this field quickly and accurately.
生物饲料是近年来新兴的饲料产业，生物饲料既能有效利用现有农业资源，又能为人类生活所必需的动物性食品提供坚实的物质基础和保障。文中选择文献计量法，利用专利文献数据库，客观地分析国内外生物饲料领域的发展动态。通过该领域的专利申请数量、专利申请地域分布、主要专利权人和主题词的分析，绘制可视化图谱，揭示生物饲料技术领域的国家、机构、研究趋势以及研究热点，以此帮助科研人员快速了解和把握本领域的研究概貌及发展脉络。.
Keywords: bibliometric analysis; biological feed; development trends analysis; patents.