Correlation analysis of criteria of symbiotic nitrogen. Fixation by soybeans (Glycine max Merr.).
D000704:Analysis of Variance; D009584:Nitrogen / Q000032:analysis; D009586:Nitrogen Fixation; D012231:Rhizobium / Q000254:growth & development*; D012988:Soil Microbiology; D013025:Glycine max / Q000032:analysis; D013045:Species Specificity; D013053:Spectrophotometry; D013559:Symbiosis
D009584:Nitrogen