Study of growing characteristics of Halerpestes cymbalaris Variations in Nutrition Compositions and Morphology Characteristics of Pine-Nuts in Korean Pine (Pinus koraiensis) Seed Orchard of Tieli The clonal growing characteristic in the stoloniferous herb,Potentilla anserina ANEMONE OF MORPHOLOGY CHARACTERISTIC AND INTRODUCTION APPLY STUDY Ecological significance of fruit heteromorphism in the annual ephemeral Senecio subdentatus Effect of light intensity on the growth characteristics of Bidens pilosa