Concepedia

W. N. Obcemea

WN

Statistics

Publications

12

Citations

750

H-Index

12

Active since

1972

Affiliations

International Rice Research Institute(Current)

Commonwealth Scientific and Industrial Research Organisation

Australian National University

International Fertilizer Development Center

W. N. Obcemea is an author at International Rice Research Institute specializing in engineering, agricultural economics, and nutrient management.

Top concepts

EngineeringAgricultural EconomicsNutrient ManagementEnvironmental EngineeringPublic HealthSustainable AgricultureSoil ScienceBiogeochemistryPlant NutritionLand Application

Publications per year

1972–1991

12

Publications

12

Ammonia Volatilization Losses from Flooded Rice Soils

D. S. Mikkelsen, S. K. De Datta, W. N. Obcemea · Soil Science Society of America Journal · 1978 · 223 citations

Biogeochemistry, Eutrophication, Engineering +12

The interdependence of ammonia volatilization and denitrification as nitrogen loss processes in flooded rice fields in the Philippines

J. R. Freney, Chris Trevitt, S. K. De Datta et al. · Biology and Fertility of Soils · 1990 · 107 citations

Biogeochemistry, Engineering, Environmental Engineering +6

Measuring Nitrogen Losses from Lowland Rice Using Bulk Aerodynamic and Nitrogen‐15 Balance Methods

S.K. De Datta, Chris Trevitt, J. R. Freney et al. · Soil Science Society of America Journal · 1989 · 82 citations

Ammonia Loss, Engineering, Agricultural Economics +16

Time and mode of nitrogen fertilizer application to tropical wetland rice

ET Craswell, SK Datta, W. N. Obcemea et al. · Nutrient Cycling in Agroecosystems · 1981 · 80 citations

Biogeochemistry, Engineering, Nitrogen Fertilizer Application +5

Direct Measurement of Ammonia and Denitrification Fluxes from Urea Applied to Rice

S. K. De Datta, M. I. Samson, W. N. Obcemea et al. · Soil Science Society of America Journal · 1991 · 75 citations

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