Plant and Soil · 1997 · 469 citations · 20 references
AgricultureAgronomySoil SciencesSoil BiogeochemistrySoil ManagementSoil ScienceNitrogen CycleNitrogen ManagementNutrient AvailabilityNutrient BalanceSoil AciditySoil Nutrient AvailabilityAcidification PotentialNitrogen Fertilization EffectsNitrogen Fertilizer ManagementPlant Nutrient Availability Under Acidic ConditionsSoil Acidification
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Nitrogen Saturation in Northern Forest Ecosystems
John D. Aber, Knute J. Nadelhoffer, Paul A. Steudler et al. · BioScience · 1989 · 2.4K citations
Acidification and alkalinization of soils
N. van Breemen, Jan Mulder, Charles T. Driscoll · Plant and Soil · 1983 · 722 citations
The properties of agroecosystems
Gordon Conway · Agricultural Systems · 1987 · 580 citations
Agriculture, Agroecology, Agronomy +10