Table 2: Treatments for each of the Tephrosia fallow experiment.

Treatment groupsTreatment codeDescription of the treatment

Sole maizeControl (no input)No Tephrosia + no N and P fertilizer
Improved fallow aloneN0P0Tephrosia + 0 kg N ha−1 and 0 kg P ha−1
Improved fallow + fertilizerN45P0Tephrosia + 45 kg N ha−1 and 0 kg P ha−1
N68P0Tephrosia + 68 kg N ha−1 and 0 kg P ha−1
N0P20Tephrosia + 0 kg N ha−1 and 20 kg P ha−1
N0P30Tephrosia + 0 kg N ha−1 and 30 kg P ha−1
N45P20Tephrosia + 45 kg N ha−1 and 20 kg P ha−1
N45P30Tephrosia + 45 kg N ha−1 and 30 kg P ha−1
N68P20Tephrosia + 68 kg N ha−1 and 20 kg P ha−1
N68P30Tephrosia + 68 kg N ha−1 and 30 kg P ha−1