G. Howard

Microbial nitrate processing in shallow groundwater in a riparian forest
Groffman, Peter M., G. Howard, Arthur J. Gold, and W. M. Nelson. 1996. “Microbial Nitrate Processing in Shallow Groundwater in a Riparian Forest”. J. Environ. Qual. 25: 1309-16.
Effects of hydrologic tracers on soil microbial activities
Groffman, Peter M., Arthur J. Gold, and G. Howard. 1995. “Effects of Hydrologic Tracers on Soil Microbial Activities”. Soil Sci. Soc. Am. J. 59: 478-81.