Influence of mineral nitrogen on nitrogen fixation by lupin (Lupinus angustifolius) as assessed by 15N isotope dilution methods

Nodulating and Nonnodulating Soybean Isolines: II. Response to Applied Nitrogen and Modified Soil Conditions¹

C. R. Weber · Agronomy Journal · 1966 · 153 citations

Engineering, Botany, Agricultural Economics +16

NATURAL NITROGEN-15 ABUNDANCE OF SOIL AND PLANT SAMPLES

D. A. Rennie, E. A. Paul, L. E. JOHNS · Canadian Journal of Soil Science · 1976 · 118 citations · Full text

Organic Geochemistry, Biogeochemistry, Nitrogen Isotope Analysis +11

Effect of Ammonium and Nitrate Nitrogen upon Photosynthate Supply and Nitrogen Fixation by Soybeans¹

Mark Latimore, Joel Giddens, D. A. Ashley · Crop Science · 1977 · 85 citations

Engineering, Botany, Agricultural Economics +16

Use of the Ureide Technique to Describe the Nitrogen Economy of Field-Grown Soybeans

D. F. Herridge · PLANT PHYSIOLOGY · 1982 · 57 citations · Full text

Precision Agriculture, Engineering, Botany +17

Nitrogen fixation and accretion of soil nitrogen by field-grown lupins (Lupinus angustifolius)

J. Evans, G. L. Turner, G.E. O'Connor et al. · Field Crops Research · 1987 · 50 citations

Biogeochemistry, Plant-soil Interaction, Engineering +7