1
Publications
36
Citations
1
H-Index
1981
Active since
J. Ris is an author specializing in soil nutrient management, agricultural economics, and engineering.
Top concepts
EngineeringPublic HealthNutrient ManagementAgricultural EconomicsSustainable AgricultureSoil Nutrient ManagementSoil Fertility Management
Publications per year
1981–1981
1
1
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1–1 of 1