1 Table of Contents: “... of Symbiotic Diazotrophs -- The Ecology of Rhizobium in the Rhizosphere: Survival, Growth and Competition...”

2 Table of Contents: “...Plant Genetics Relevant to Symbiotic Nitrogen Fixation -- A. Breeding Approaches -- Poster...”

3 Table of Contents: “... and BBF in China -- Soil Stress Factors Influencing Symbiotic Nitrogen Fixation -- Nodulated Legume Trees...”

4 “... the symbiotic associations that cyanobacteria form with fungi, algae, and both lower and higher plants...”

5 Table of Contents: “... essential for symbiotic nitrogen fixation -- Characterization of GmENOD40, a gene expressed in soybean...”

6 “... relies solely on symbiotic nitrogen fixation. N-fertilizers are expensive in Brazil and, in the absence...”

7