Do Forests Receive Occult Inputs of Nitrogen? Dan BinkleyYowhan SonDavid W. Valentine Pages: 321 - 331
Depuration of PCBs in the Lake Michigan Ecosystem E. Conrad Lamon, IIIStephen R. CarpenterCraig A. Stow Pages: 332 - 343
Patterns of Production and Precipitation-Use Efficiency of Winter Wheat and Native Grasslands in the Central Great Plains of the United States William K. LauenrothIngrid C. BurkeJose M. Paruelo Pages: 344 - 351
Ecosystem Responses to Nitrogen Deposition in the Colorado Front Range Jill S. BaronHeather M. RuethBrenda Moraska Pages: 352 - 368
Multiscale Characterization of Land-Use Patterns in China Peter H. VerburgYouQi Chen Pages: 369 - 385
Changes in Asymbiotic, Heterotrophic Nitrogen Fixation on Leaf Litter of Metrosideros polymorpha with Long-Term Ecosystem Development in Hawaii Timothy E. CrewsHeraldo FarringtonPeter M. Vitousek Pages: 386 - 395
Constructive Contrasts Between Modeled and Measured Climate Responses Over a Regional Scale Henrietta I. JagerW. W. HargroveK. A. Rose Pages: 396 - 411