冬小麦不同茎蘖生产力对立体匀播技术的响应
|
|
陶志强,王艳杰,王德梅,杨玉双,徐哲莉,赵广才,常旭虹
|
Response of Productive Capacity among Tillers in Winter Wheat to Tridimensional Uniform Sowing
|
|
Zhiqiang Tao,Yanjie Wang,Demei Wang,Yushuang Yang,Zheli Xu,Guangcai Zhao,Xuhong Chang
|
|
表1 播种方式对小麦不同茎蘖单穗子粒产量及其构成因素的影响
|
Table 1 The effects of sowing patterns on grain yield and component traits per spike at different tiller positions
|
|
| 项目Item | 立体匀播Tridimensional uniform sowing | | 常规条播Conventional drilling | | 主茎Z | 1蘖1N | 2蘖2N | | 主茎Z | 1蘖1N | 2蘖2N | | 穗粒数Kernels per spike | 34.8a | 34.3a | 34.0a | | 35.0a | 34.0a | 33.3a | | 小穗数Spikelets per spike | 19.0ab | 18.7ab | 18.0c | | 19.7a | 18.0ab | 17.7c | | 不孕小穗数Sterile spikelets per spike | 1.0a | 1.0a | 1.3a | | 1.0a | 1.2a | 1.3a | | 千粒重1000-kernel weight (g) | 45.3a | 44.7ab | 43.8b | | 45.3a | 44.2b | 41.5c | | 单穗粒重Kernels weight per spike (g) | 1.58a | 1.53ab | 1.49b | | 1.59a | 1.50ab | 1.38c | | 理论单产Theoretical yield (kg/hm2) | 11 257.5 | | 10 260.0 |
|
|
|