Affiliation: | 1. State Key Laboratory of Subtropical Silviculture, Zhejiang A&F University, Hangzhou 311300, China;2. Soils and Plant Nutrition Division, Coconut Research Institute, Lunuwila 61150, Sri Lanka;3. Department of Soil Science, University of Peradeniya (20400), Sri Lanka;4. Department of Renewable Resources, University of Alberta, Edmonton T6G 2E3, Canada |