Natural abundance of 15N in root nodules of soybean, lupin, subterranean clover and lucerne

The Biology of Nitrogen Fixation

1976 • 875 citations

Methods for Evaluating Biological Nitrogen Fixation

1981 • 741 citations

The absolute abundance of the nitrogen isotopes in the atmosphere and compressed gas from various sources

1958 • 318 citations

Isotopic Fractionation Associated With Symbiotic N₂ Fixation and Uptake of NO₃⁻ by Plants

1980 • 158 citations

Estimate of symbiotically fixed nitrogen in field grown soybeans using variations in15N Natural abundance

1979 • 148 citations

Ammonia assimilation in lupin nodules

1976 • 130 citations

Estimates of N₂ Fixation Based on Differences in the Natural Abundance of ¹⁵N in Nodulating and Nonnodulating Isolines of Soybeans

1980 • 103 citations

Distribution and change in the contents of allantoin and allantoic acid1 in developing nodulating and non-nodulatng soybean plants

1977 • 100 citations

Nitrogen Tracers in Nitrogen Cycle Studies—Past Use and Future Needs

1973 • 94 citations

Distribution of ¹⁵N Among Plant Parts of Nodulating and Nonnodulating Isolines of Soybeans

1980 • 71 citations

Incorporation of 15N into allantoin in nodulated soybean plants supplied with 15N2

1977 • 66 citations

Variation of 15N in Corn and Soil Following Application of Fertilizer Nitrogen

1973 • 62 citations

Isolation of Bacteria, Transforming Bacteria, and Bacteroids from Soybean Nodules

1977 • 60 citations

Variations in Natural Nitrogen-15 Abundance as an Aid in Tracing Fertilizer Nitrogen Transformations

1980 • 20 citations