Treatments | Panicle number (m-2) | No. of Spikelets per panicle | Grain filling percentage (%) | 1000-grain-weight (g) | Yield (kg ha-1) | |
---|---|---|---|---|---|---|
2007 early rice | ||||||
Peizataifeng | CK | 250 b | 179.5 b | 78.1 b | 22.1 a | 6807.7 b |
GA3 | 258 b | 205.3 a | 86.7 a | 22.2 a | 6565.0 b | |
PBZ | 258 b | 198.0 a | 85.8 a | 23.1 a | 7388.3 a | |
6-BA | 275 a | 196.8 a | 84.6 a | 22.8 a | 7626.7 a | |
mean | 260 A | 194.9 A | 83.8 A | 22.5 A | 7096.9 B | |
Huayou86 | CK | 228 b | 140.6 a | 80.4 b | 19.8 b | 7583.3 a |
GA3 | 271 a | 122.9 b | 86.2 a | 20.0 b | 7020.0 a | |
PBZ | 275 a | 145.4 a | 86.6 a | 21.6 a | 7930.0 a | |
6-BA | 258 ab | 138.3 b | 84.5 a | 21.7 a | 7940.7 a | |
mean | 258 A | 136.8 B | 84.4 A | 20.7 B | 7618.5 A | |
2007 late rice | ||||||
Peizataifeng | CK | 273 a | 135.0 b | 80.8 b | 21.7 b | 7080.0 b |
GA3 | 276 a | 141.4 ab | 86.9 a | 21.9 ab | 7920.1 a | |
PBZ | 266 a | 135.6 b | 84.3 a | 23.0 a | 7740.0 ab | |
6-BA | 273 a | 149.2 a | 83.9 a | 22.6 a | 7680.7 ab | |
mean | 272 A | 140.3 B | 84.0 B | 22.3 A | 7605.0 B | |
Huayou86 | CK | 265 b | 165.3 a | 86.9 a | 20.4 a | 8280.0 a |
GA3 | 280 a | 171.8 a | 89.7 a | 20.7 a | 9040.0 a | |
PBZ | 269 b | 168.3 a | 88.9 a | 20.4 a | 8406.0 a | |
6-BA | 283 a | 168.4 a | 88.4 a | 20.2 a | 8620.0 a | |
mean | 274 A | 168.5 A | 88.4 A | 20.5 B | 8586.5 A |