Abstract: Writing of English academic thesis is an essential link in the process of postgraduate training.How to improve the ability of graduate students to write English academic thesis is a difficult problem that needs to be solved in English teaching.In recent years，many universities have offered related courses.Although great progress has been made，there is still a lack of systematic analysis of reasons that lead to the poor writing ability of English academic papers of master′s degree postgraduates in agricultural engineering.Combining with specialty characteristics of agricultural engineering postgraduates，some problems and countermeasures of postgraduate English academic writing from three aspects were put forward，some problems existing in postgraduate English academic thesis writing and countermeasures have been put forward in order to construct training mode of English academic thesis writing ability for postgraduates of agricultural engineering.