冀北坝上地区荞麦品种的适宜播期分析
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曹丽霞,赵世锋,周海涛,张新军,石碧红,刘君馨,李云霞,李天亮
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Analysis of Suitable Sowing Date for Buckwheat Varieties in Bashang Area of Northern Hebei
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Lixia Cao,Shifeng Zhao,Haitao Zhou,Xinjun Zhang,Bihong Shi,Junxin Liu,Yunxia Li,Tianliang Li
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表4 不同播期对荞麦产量的影响（2013-2015年）
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Table 4 Effects of different sowing date on yields of buckwheat (in 2013-2015) kg/hm2
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品种
Variety | 播期
Sowing date | 产量Yield | 平均值
Average | | 2013 | 2014 | 2015 | | 日本大粒 | B1 | 1 537.05a | 1 733.55a | 1 137.30a | 1 469.30 | | Ribendali | B2 | 1 522.05a | 1 438.35ab | 1 155.45a | 1 383.50 | | B3 | 1 491.00a | 1 417.50ab | 986.55b | 1 298.35 | | B4 | 1 288.95b | 1 380.00b | 737.85c | 1 135.60 | | B5 | 1 279.50b | 1 225.20b | 647.55c | 1 050.75 | | 冀苦荞1号 | B1 | 3 107.85a | 2 788.95a | 1 721.55a | 2 539.45 | | Jikuqiao No.1 | B2 | 2 659.50ab | 2 694.75ab | 1 624.05a | 2 326.10 | | B3 | 2 245.95bc | 2 290.65ab | 1 602.00a | 2 046.20 | | B4 | 2 097.00c | 2 222.10b | 1 378.05b | 1 899.05 | | B5 | 2 014.95c | 2 182.50b | 1 362.60b | 1 853.03 |
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