Provenance Trial and Pests Control of Pinus caribaea A Preliminary Report on Provenance Trial of Eucalyptus camaldulensis INTRODUCTION AND PROVENANCE TRIAL OF EUCALYPTUS NITENS AND ITS POTENTIAL IN PLANTATION FORESTRY IN CHINA INTERNATIONAL PROVENANCE TRIALS OF CASUARINA JUNGHUHNIANA IN SOUTHERN CHINA Provenance Trials of 5-year-old Casuarina junghuhniana at Dianbai,Guangdong,China GEOGRAPHIC GENETIC VARIATION AND PROVENANCE SELECTION OF LIRIODENDRON CHINENSE Provenance Trial of Eucalyptus globulus Labill. GEOGRAPHIC VARIATION OF COLD HARDINESS OF PINUS ARMANDI GEOGRAPHICAL VARIATION AND GENOTYPIC STABILITY OF ULMUS PUMILA Provenance Trials of Casuarina equisetifolia in Southern China Provenance Trial and Early Selection of Casuarina glauca in Hainan