Abstract:Abstracts:This study was carried out with the purpose of guiding the Magnolia officinalis standardized planting, making full use of land resources, developing the forest economy greatly, and increasing farmers' income. In 2002,the Magnolia officinalis understory rotation Scrophu ningpoensis ,Rheum offcinale planting patterns and Magnolia monoculture planting pattern comparison research was made in the town of Long Ping. The results showed that under rotation mode of Magnolia officinalis with undergrowth Rheum offcinale or Scrophu ningpoensis,the principal measurement factors of Magnolia officinalis and bark yield increased obviously compared with that of control. During each rotation period the yield of Scrophu ningpoensis and Rheum offcinale herbs increased by 520kg/666.7m2, 320kg/666.7m2 respectively.