Adaptation and determination of sowing date under climate change in early matured rice in Guangdong Province Early Growth Analysis of 5 Banksia robur Provenances Introduction and Early Adaptability of Exotic Alders Evaluation Method and Screening of Drought Tolerance of Elite Germplasm in the Early Growth Stage of Sudangrass The Early Performance of Pinus caribaea in the East and Northwest of Hainan Island Early Performances of Eight Provenances of Choerospondias axillaris Study on the Introduction and Early Adaptability of Adaptable Afforesta tionTree Provenances in Hot and Ar id Va lley, Jinsha jiang River