The relationship between leaf nutrients and fruit quality of navel orange in southern Jiangxi province of China Characteristics Analysis of Microelement Contents in Newhall Navel Orange Leaves in Southern Jiangxi Province Characteristics Analysis of Microelement Contents in Newhall Navel Orange Leaves in Southern Jiangxi Province Tree-ring-based reconstruction of the temperature variations in February and March since 1890 AD in southern Jiangxi Province, China