Effects of simulated nitrogen deposition on substrate quality of litterfall in a Pleioblastus amarus plantation in Rainy Area of West China Relationships between litter substrate quality and soil nutrients in different-aged Pinus massoniana stands Impact factors and uncertainties of the temperature sensitivity of soil respiration Leaf litter decomposition of plants with different origin time in the mid\|subtropical China Decomposition Characteristics Affected by Forest Age in Pinus tabulaeformis Plantations Effects of Soil Temperature and Soil Water Content to Needle Litter Leaf Decomposition of Pinus massoniana Plantations in Three Gorges Reservoir Area Decomposition of above and belowground organ litters of mid-subtropical woody plants Effects of global change on litter decomposition in terrestrial ecosystems