Figure 1From: Evaluation of rhizosphere, rhizoplane and phyllosphere bacteria and fungi isolated from rice in Kenya for plant growth promoters (a–c) Acetylene reduction activity by bacterial isolates. Non-fixers = 0, Low = 0.1-20, Intermediate = 21–40, High = 41–60, Very high >60 nmol of C2H4/tube/12 h.Back to article page