@article {PIE381,
	title = {Global environmental change and the nature of aboveground net primary productivity responses: insights from long-term experiments},
	journal = {Oecologia},
	year = {2015},
	note = {PI Synthesis},
	keywords = {aboveground productivuty, disturbance, hierarchial respopnse framework, long-term ecological research network, LTER-PIE, nutrient addition, precipitation manipulation, primary production},
	doi = {10.1007/s00442-015-3230-9},
	author = {Smith, M.D. and La Pierre, K.J. and Collins, S.L. and Knapp, A.K. and Gross, K.L. and Barrett, J.E. and Frey, S.D. and Gough, L. and Miller, R.J. and Morris, J.T. and Rustad, L.E. and Yarie, J.}
}
