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Alongtermfertilizerexperimentwascarriedout,onasandyclayloamsoilduring19781994,intheDepartmentofSoilScience,UniversityofAgricu
Alongtermfertilizerexperimentwascarriedout, onasandyclayloamsoilduring19781994, intheDepartmentofSoilScience, UniversityofAgricu