|  |  | Mean values and comparisons | ||
---|---|---|---|---|---|
Year | Technique | Varieties | Variety | Technique | Variety × technique |
a. Grain yield (kg ha−1) |  |  |  |  |  |
2012 | CRT | Seguifa | 621a | a | Â |
 |  | Jacumbe (local) | 381b |  |  |
 | Control | Seguifa | 545a | a |  |
 |  | Jacumbe (local) | 297b |  |  |
SE | Â | Â | 43.5 | Â | Â |
Probability | Â | Â | 0.01 | 0.56 | 0.97 |
CRT yield increase | Â | Â | Â | 96 | Â |
2013 | CRT | Jacumbe(local) | 1174a | a | Â |
 |  | Seguifa | 1231a |  |  |
 |  | Tiandougou | 1600a |  |  |
 | Control | Jacumbe(local) | 677b | b |  |
 |  | Seguifa | 704b |  |  |
 |  | Tiandougou | 786b |  |  |
SE | Â | Â | 287 | Â | Â |
Probability | Â | Â | 0.39 | 0.04 | 0.62 |
CRT yield increase | Â | Â | Â | 613 | Â |
2014 | CRT | Seguifa | 1957b | a | Â |
 |  | CSM 219 | 1353c |  |  |
 |  | Sangatigi | 2300a |  |  |
 |  | Kenikeni (local) | 1134cd |  |  |
 | Control | Seguifa | 1200cd | b |  |
 |  | CSM 219 | 928de |  |  |
 |  | Sangatigi | 1333c |  |  |
 |  | Kenikeni (local) | 819e |  |  |
SE | Â | Â | 81.6 | Â | Â |
Probability | Â | Â | 0.001 | 0.001 | 0.001 |
CRT yield increase | Â | Â | Â | 616 | Â |
 |  |  | Mean values and comparisons | ||
---|---|---|---|---|---|
Year | Technique | Varieties | Variety | Technique | Variety × technique |
b. Straw dry biomass (kg ha−1) |  |  |  |  |  |
2012 | CRT | Jacumbe | 3524a | a | Â |
 |  | Seguifa (local) | 6857a |  |  |
 | Control | Jacumbe | 3943a | a |  |
 |  | Seguifa (local) | 5000a |  |  |
SE | Â | Â | 1407 | Â | Â |
Probability | Â | Â | 0.08 | 0.49 | 0.29 |
CRT yield increase |  |  |  | −167 |  |
2013 | CRT | Jacumbe | 5057a | a | Â |
 |  | Seguifa (local) | 4457a |  |  |
 |  | Tiandougou | 4143a |  |  |
 | Control | Jacumbe | 3314a | a |  |
 |  | Seguifa(local) | 3429a |  |  |
 |  | Tiandougou | 3486a |  |  |
SE | Â | Â | 958 | Â | Â |
Probability | Â | Â | 0.92 | 0.06 | 0.88 |
CRT yield increase | Â | Â | Â | 1142 | Â |
2014 | CRT | Seguifa | 10452a | a | Â |
 |  | CSM 219 | 8007a |  |  |
 |  | Sangatigi | 9543a |  |  |
 |  | Kenikeni (local) | 7558a |  |  |
 | Control | Seguifa | 6027b | b |  |
 |  | CSM 219 | 4937b |  |  |
 |  | Sangatigi | 5873b |  |  |
 |  | Kenikeni (local) | 5273b |  |  |
SE | Â | Â | 445 | Â | Â |
Probability | Â | Â | <0.001 | <0.001 | 0.97 |
CRT yield increase | Â | Â | Â | 3363 | Â |