S. R. Olsen

Test of an Ascorbic Acid Method for Determining Phosphorus in Water and NaHCO ₃ Extracts from Soil

Fumio Watanabe, S. R. Olsen · Soil Science Society of America Journal · 1965 · 2.5K citations

Agriculture, Agronomy, Soil Sciences +14

A Method to Determine a Phosphorus Adsorption Maximum of Soils as Measured by the Langmuir Isotherm

S. R. Olsen, Frank S. Watanabe · Soil Science Society of America Journal · 1957 · 547 citations

Agriculture, Earth Sciences, Soil Sciences +14

The Nature of Phosphate Sorption by Calcium Carbonate

C. V. Cole, S. R. Olsen, Charles Owen Scott · Soil Science Society of America Journal · 1953 · 166 citations

Agriculture, Earth Sciences, Soil Sciences +16

Mathematical Models for Potassium Release Kinetics in Calcareous Soils

J. L. Havlin, D. G. Westfall, S. R. Olsen · Soil Science Society of America Journal · 1985 · 157 citations

Agriculture, Earth Sciences, Soil Sciences +14

RESIDUAL PHOSPHORUS AVAILABILITY IN LONG-TIME ROTATIONS ON CALCAREOUS SOILS

S. R. Olsen, Frank S. Watanabe, H. R. Cosper et al. · Soil Science · 1954 · 153 citations

Agriculture, Earth Sciences, Soil Sciences +10