Under the background of the new era, there is an urgent need for all kinds of practical skilled agricultural and forestry talents who need to have skilled practical skills. The traditional teaching mode can't provide more quantity and high‐quality talents. The importance of practical education of postgraduates in forestry universities and the problems existing in the traditional teaching mode under the background of new agricultural science are analyzed, and the optimization path of diversified coordination and linkage integration of the new system of practical education of postgraduates in forestry universities are put forward. The cooperative chain and cooperative network which five aspects are system reconstruction, evaluation system optimization, guarantee mechanism, dynamic mechanism and sharing mechanism are constructed. This provides a new path for the practical education of postgraduates in forestry universities under the background of new agricultural science, so as to meet the talent demand under the background of new agricultural science.