江苏太湖地区不同生育类型粳稻品种产量对不同播期气候因子的响应
董明辉, 陈培峰, 江贻, 曹鹏辉, 宋云生, 顾俊荣, 谢裕林, 乔中英, 张文地, 黄丽芬

Response of yield of different growth types of japonica rice varieties to climatic factors at different sowing dates in Taihu region of Jiangsu province
DONG Ming-Hui, CHEN Pei-Feng, JIANG Yi, CAO Peng-Hui, SONG Yun-Sheng, GU Jun-Rong, XIE Yu-Lin, QIAO Zhong-Ying, ZHANG Wen-Di, HUANG Li-Fen
表4 播期对干物质积累与运转的影响
Table 4 Effects of sowing dates on dry matter accumulation and transformation in rice
年度
Year
品种Variety type 播期
Seeding
date
播种-拔节S-J 拔节-抽穗J-H 抽穗-成熟H-M 抽穗期群体干物质累积量DMAHS
(t hm-2)
成熟期群体干物质累积量DMAMS
(t hm-2)
茎鞘物质输出率
OPSDM (%)
茎鞘物质转运率
TPSDM (%)
累积量DMA
(t hm-2)
群体生产率GP
(kg hm-2 d-1)
累积量
DMA (t hm-2)
群体生产率GP
(kg hm-2 d-1)
累积量
DMA (t hm-2)
群体生产率GP
(kg hm-2 d-1)
2018 V1 B1 4.15 b 66.73 b 5.66 a 176.42 a 6.90 a 109.85 a 9.79 a 16.51 a 28.32 ab 16.31 ab
B2 4.31 ab 70.36 b 5.87 a 188.62 a 7.01 a 114.71 a 10.28 a 17.01 a 31.59 a 18.96 a
B3 4.49 a 80.35 b 4.51 b 167.05 b 6.84 ab 105.69 ab 8.87 b 15.90 b 27.32 ab 15.67 b
B4 4.42 a 87.24 a 4.08 c 152.76 c 6.52 b 99.52b 8.59 b 13.87 c 26.44 b 13.54 c
平均值Average 4.34 78.67 5.03 171.21 6.82 107.44 9.38 15.82 28.42 16.12
变异系数CV 6.70 17.36 17.31 6.60 3.09 5.99 8.40 8.71 7.92 13.85
V2 B1 4.90 a 62.00 b 6.38 a 167.91 a 8.22 a 137.07 a 11.28 a 19.50 a 30.93 a 16.74 a
B2 4.89 a 66.48 b 5.98 a 161.68 a 8.11 a 137.46 a 10.90 a 19.01 a 28.66 ab 15.75 a
B3 4.95 a 71.32 ab 5.15 b 147.26 b 7.57 b 128.46 b 10.00 b 17.58 b 25.26 b 12.90 b
B4 4.99 a 82.69 a 4.59 c 131.01 c 6.82 c 114.25 c 9.77 b 16.51 b 22.08 c 10.95 b
平均值Average 4.96 70.62 5.53 151.97 7.68 129.31 10.49 18.15 26.73 14.08
变异系数CV 3.17 12.60 14.63 10.81 8.34 8.40 6.83 7.51 14.51 18.81
2019 V1 B1 3.93 c 70.21 c 5.86 a 197.70 a 7.14 a 131.29 a 10.21 ab 17.13 a 32.18 a 19.47 a
B2 4.19 c 78.76 bc 6.19 a 207.94 a 7.17 a 125.61 ab 10.52 a 17.33 a 33.35 a 18.76 a
B3 4.63 b 82.51 ab 4.41 b 173.33 b 7.16 a 125.61 ab 9.17 b 16.74 b 33.84 a 17.75 ab
B4 5.02 a 87.86 a 3.94 c 168.04 b 6.62 b 123.24 b 8.87 b 16.13 c 28.06 b 15.68 b
平均值Average 4.44 79.84 5.10 184.25 7.02 126.19 9.69 16.83 31.86 17.91
变异系数CV 10.83 9.30 21.44 13.63 3.83 2.97 8.22 3.12 8.24 2.90
V2 B1 4.68 c 59.26 c 6.10 a 160.51 a 7.86 a 131.03 a 10.78 a 18.64 a 29.57 a 16.00 a
B2 4.83 bc 64.88 bc 5.84 a 157.78 a 7.91 a 134.14 a 10.64 a 18.55 ab 27.96 ab 15.37 ab
B3 4.91 b 73.68 ab 5.33 b 152.16 a 7.83 a 132.72 a 10.34 b 18.16 b 26.10 b 13.32 b
B4 5.33 a 81.77 a 4.53 c 129.57 b 6.74 b 112.99 b 9.67 c 16.33 c 21.84 c 10.83 c
平均值Average 4.94 69.90 5.45 150.01 7.59 127.72 10.36 17.92 26.37 13.88
变异系数CV 5.64 14.15 12.69 9.37 7.44 7.75 4.77 6.03 12.65 16.81