对预西农业专科学校二个专业各三个年级学生用户课外书借阅数量和学生的阅读倾向进行了聚类分析。结果表明:“应变类”读者群人数随年级升高而增多;“盲目阅读群”人数随年级升高而减少;专业类和政治类图书的借阅量和人数都较少。并且发现,三年制大专学生的第二年是阅读倾向转变的重要时期,在这一时期,加强对学生的阅读倾向诱导和图书情报学教育是十分重要的。最后还根据各种不同的阅读倾向,对制定相应对策提出了几点看法。 Clustering analysis was conducted on the number of extracurricular book lending and the students’ reading tendencies of three grades of students in two majors of Pre-Xi agricultural college. The results show that the number of readers in “strain” category increases with the increase of grade; the number of “blind reading group” decreases with the increase of grade; the amount of borrowing and the number of professional and political books are less. It is also found that the second year of three-year college students is an important period for the change of reading tendency. During this period, it is very important to strengthen the students’ reading tendency induction and library and information science education. Finally, according to a variety of reading tendencies, some suggestions on how to formulate corresponding measures are put forward.