Global environmental change and the nature of aboveground net primary productivity responses: Insights from long-term experiments

Smith, Melinda D., La Pierre, Kimberly J., Collins, Scott L., Knapp, Alan K., Gross, Katherine L., Barrett, Jeb E., Frey, Serita D., Gough, Laura, Miller, Robert J., Morris, Jim T., Rustad, Lauren E. and Yarie, John. (2015). . Oecologia, 177 (4) , 935-947. http://dx.doi.org/doi.org/10.1007/s00442-015-3230-9