Genotypic variation in biological nitrogen fixation by common bean

The determination of nitrogen-15 by emission and mass spectrometry in biochemical analysis: a review

1975 • 430 citations

Measurement of amount of nitrogen fixed by a legume crop

1977 • 343 citations

Influence of Inorganic Nitrogen on Nitrogen Fixation by Legumes as Revealed by N15¹

1958 • 263 citations

Total nitrogen determination for plant material containing nitrate

1978 • 175 citations

Breeding common bean for improved biological nitrogen fixation

1993 • 125 citations

Breding common bean for improved biological nitrogen fixation

1993 • 116 citations

USE OF NUCLEAR TECHNIQUES IN STUDIES OF SOIL-PLANT RELATIONSHIPS

1990 • 100 citations

Breeding Legumes for Enhanced Symbiotic Nitrogen Fixation

1985 • 10 citations