| woody species diversity influences productivity and soil nutrient availability in tropical plantations. | we investigated the relationship between plant diversity and ecological function (production and nutrient cycling) in tropical tree plantations. old plantations (65-72 years) of four different species, namely araucaria cunninghamii, agathis robusta, toona ciliata and flindersia brayleyana, as well as natural secondary forest were examined at wongabel state forest, in the wet tropics region of queensland, australia. two young plantations (23 years) of araucaria cunninghamii and pinus caribaea wer ... | 2007 | 17899202 |