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Rosek, M. 1994. “Spatial and temporal soil water content changes within a sloping landscape”
Sanchez, J.E. 2000. “Managing cropping systems to enhance the active soil nitrogen pool and control its mineralization”
Rasse, D.P. 1997. “Alfalfa and corn root modifications of soil nitrogen flux and retention.” : 147.
Parry, D. 2000. “Induced responses of poplars to defoliation and their effects on leaf-feeding Lepidoptera”
Maas, K.G. 1992. “The effects of planting density and weed control on the partitioning of nitrogen and carbon in a hybrid poplar plantation”
Kavdir, Y. 2000. “Distribution of cover crop nitrogen retained by soil aggregates within a rye-corn agroecosystem”
Knoke, K.E. 1997. “Assessment of the origin and fate of nitrate from soil lysimeters using stable nitrogen isotopes” : 58.
Horwath, W. 1993. “The dynamics of carbon, nitrogen, and soil organic matter in Populus plantations”
Huang, B. 1995. “Tillage modifications of root and shoot growth responses to soil water content and nitrogen concentration altered by seasons”
Huberty, L. 1994. “Dominance, diversity, and resource competition in old-field plant communities”
Harris, G. 1993. “Nitrogen cycling in animal-, legume- and fertilizer-based cropping systems”
Daroub, S. 1994. “The effect of tillage on phosphorus transformations in soils”
Fortuna, A.M.. 2001. “Management of cropping system and compost additions for enhanced nitrogen availability and carbon sequestration”
Foster, B.L. 1992. “The role of land use history in structuring an old-field plant community”
Foster, Bryan 1997. “Plant competition and diversity in relation to productivity in old-field plant communities”
Cavigelli, Michel 1998. “Ecosystem consequences and spatial variability of soil microbial community structure”
Colunga-Garcia, Manuel 1996. “Interactions between landscape structure and ladybird beetles (Coleoptera: Coccinellidae) in field crop agroecosystems”
Corbett, Andrea L. 1998. “Root responses to nutrient heterogeneity: a comparison of dominant and subordinate species from old fields”
Bergsma, T.T. 2000. “The relationship between denitrification and nitrous oxide flux from soil”
Bruns, MaryAnn 1996. “Nucleic acid probe analysis of autotrophic ammonia-oxidizer populations in soils”