Water Air & Soil Pollution · 1987 · 57 citations · 5 references
AgricultureForestrySoil SciencesNutrient ManagementSoil EcologySoil FertilityDryland Soil Fertility ManagementFertilizer ManagementNutrient AvailabilityNutrient BalanceSoil Fertility MaintenanceSoil Nutrient AvailabilityFertilization ManagementLong-term Fertilization EffectsNitrogen Fertilization EffectsNutrient-poor SoilsTree Nutrient Feedbacks
5
The ammonium hypothesis, An additional explanation to the forest dieback in Europe
B. Nihlgaard · AMBIO · 1985 · 638 citations
Natural Resources, Ecology, Forestry +14
Winter damage to foliage as a factor in red spruce decline
Andrew J. Friedland, Robert A. Gregory, L. Kärenlampi et al. · Canadian Journal of Forest Research · 1984 · 201 citations
Natural Resources, Ecology, Forestry +15