Effect of pasture age on soil trace-gas emissions from a deforested area of Costa RicaMichael Keller, William A. Reiners, A. Weitz et al.|Nature|1993Cited by 257
N 2 O emissions from humid tropical agricultural soils: effects of soil moisture, texture and nitrogen availabilityA. Weitz, Michael Keller, Patrick Crill et al.|Soil Biology and Biochemistry|2001Cited by 238
Calibration of time domain reflectometry technique using undisturbed soil samples from humid tropical soils of volcanic originA. Weitz, Edzo Veldkamp, W. T. Grauel et al.|Water Resources Research|1997Cited by 98
Intensive field measurements of nitrous oxide emissions from a tropical agricultural soilPatrick Crill, Edzo Veldkamp, Michael Keller et al.|Global Biogeochemical Cycles|2000Cited by 80
Nitrous oxide, nitric oxide, and methane fluxes from soils following clearing and burning of tropical secondary forestA. Weitz, Patrick Crill, Edzo Veldkamp et al.|Journal of Geophysical Research Atmospheres|1998Cited by 67