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“Soil carbon dynamics in corn-based agroecosystems: results from carbon-13 natural abundance”
63: 584-591.
1999.
2000.
1996.
“The response of an assemblage of Coccinellidae Coleoptera to a diverse agricultural landscape”
26: 797-804.
1997.
1998.
“The insect community”
: 59-70.
1998.
1999.
1998.
1997.
“Local adaptations to regional climates in Papillo Canadersis Lepidoptera: Papollionidae”
64: 465-482.
1994.
“A heuristic model for the calculation of dinitrogen and nitrous oxide flux for 15N-labeled soil”
63: 1709-1716.
1999.
2000.
2002.
“Nematodes”
: 71-79.
1998.
2000.
“Patterns of agricultural sustainability”
: 101-106.
2001.
1995.
1995.
2000.
1996.