Changes in the Relevant Oxidases during Cutting Rooting of Corylus heterophylla and the Cutting Propagation Technique Study on the Relationship between the Changes of Activities and Isoenzymes of Oxidases and the Rooting of Eucalyptus Cuttings Treated with Indoleacetic Acid The Comparative Study on the Relationship between the Activity of IAA Oxidase and the Rooting of Cuttings of Eucalyptus and Other Species Comparison on the Activities and Isoenzymes of Polyphenol Oxidase and Indoleacetic Acid Oxidase of Difficult and Easy to root Eucalyptus Species STUDY ON THE COMPARISON OF THE CHANGES OF OXIDASE ACTIVITIES IN EUCALYPTUS CUTTINGS TREATED WITH DIFFERENT AUXINS Effect of Cutting Length on Rooting and Growth of Two-year-old Plantlets of Larix kaempferi in Nursery Effects of Leaf Extracts of Eucalyptus and Other Plant Species on the Rooting of Cuttings and Seed Germination of Several Plant Species Studies on Activities of Indoleacetic Acid Oxidase, Polyphenol Oxidase and Peroxidase in Cuttings of Broussonetia papyrifera during Rooting Process STUDY ON THE RELATIONSHIP BETWEEN THE CHANGES OF ACTIVITIES AND ISOENZYMES OF PEROXIDASE AND THE ROOTINGOF EUCALYPTUS CUTTINGS AFTER TREATMENT WITH NAPHTHYLACETIC ACID