Table 1.
Seed setting rates by KTM3315A and the average daily temperatures (Tm) and the average daily day length (Lm) during GS 37–60 at the eight planting locations
| Wheat production zones | Planting location | Sowing date | Lm (h) | Tm (°C) | Seed setting ratea (%) |
|---|---|---|---|---|---|
| Yellow and Huai River valleys Facultative Wheat Zone | Yangling, Shaanxi | Oct. 5, 2010 | 13.20 | 16.20 | 0D |
| Oct. 6, 2011 | 13.45 | 16.55 | 0D | ||
| Feb. 28, 2011 | 13.52 | 22.42 | 60.1 ± 7.32A | ||
| Feb. 27, 2012 | 13.50 | 23.70 | 66.8 ± 8.57A | ||
| Longxian, Shaanxi | Jul. 10, 2010 | 14.15 | 21.85 | 59.9 ± 7.86A | |
| Jul. 11, 2011 | 14.17 | 23.56 | 56.6 ± 10.21B | ||
| Jun. 28, 2012 | 14.18 | 22.78 | 50.8 ± 9.01B | ||
| Shijiazhuang, Hebei | Oct. 7, 2010 | 13.38 | 17.10 | 0D | |
| Oct. 8, 2011 | 13.42 | 17.70 | 0D | ||
|
| |||||
| Northwestern Spring Wheat Zone | Wuwei, Gansu | Apr. 6, 2010 | 14.60 | 15.73 | 0D |
| Apr. 13, 2011 | 14.70 | 16.56 | 0D | ||
| Huzhu, Qinhai | Apr. 15, 2010 | 14.55 | 16.10 | 0D | |
| Apr. 20, 2011 | 14.60 | 16.67 | 0D | ||
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| Northeastern Spring Wheat Zone | Yi’an, Heilongjiang | Apr. 5, 2010 | 15.68 | 16.42 | 0D |
| Apr. 6, 2011 | 15.70 | 16.78 | 0D | ||
|
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| Southern Autumn-Sown Spring Wheat Zone | Yuanmou, Yunnan | Nov. 9, 2010 | 10.31 | 16.56 | 0D |
| Nov. 7, 2011 | 10.22 | 17.10 | 0D | ||
| Guiyang, Guizhou | Nov. 8, 2010 | 10.60 | 14.01 | 0D | |
| Nov. 9, 2011 | 12.63 | 14.25 | 0D | ||
| Jul. 10, 2011 | 12.71 | 22.90 | 41.5 ± 9.65C | ||
| Jul. 20, 2012 | 12.80 | 23.50 | 64.2 ± 8.58A | ||
a
Data represent the means ± SD based on three replicates in eight independent experiments. The selfed seed setting rates for KTM3315A with the same superscripts do not differ significantly (p = 0.01) according to Duncan’s new multiple range test.