@article {1620, title = {Case study of the effects of atmospheric aerosols and regional haze on agriculture: An opportunity to enhance crop yields in China through emission controls?}, journal = {PNAS}, volume = {96}, year = {1999}, pages = {13626-13633}, author = {Chameides, W.L. and Yu, H. and Liu, S.C. and Bergin, M. and Zhou, X. and Mearns, L. and Wang, G. and Kiang, C.S. and Saylor, R.D. and Luo, C. and Huang, Y. and Steiner, A. and Giorgi, F.} }