播期对江西晚稻产量及温光资源利用的影响
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张崇华, 段里成, 王尚明, 张清霞, 王成孜, 吴风雨, 杨林
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Effects of Sowing Date on Late-Rice Yield and Utilization of Heat-Light Resources in Jiangxi Province
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Zhang Chonghua, Duan Licheng, Wang Shangming, Zhang Qingxia, Wang Chengzi, Wu Fengyu, Yang Lin
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表1 江西双季晚稻安全齐穗期和安全成熟期及其变化(80%抽穗率)
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Table 1 Safe production dates with 80% heading rate and change of double late-rice in Jiangxi province
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地区 Region | 安全齐穗期Safe full heading date | 安全成熟期Safe maturity date | 30年(月-日) 30 years (month-day) | 1991-2005 (月-日) (month-day) | 2006-2020 (月-日) (month-day) | 变化天数 Changed days (d) | 30年(月-日) 30 years (month-day) | 1991-2005 (月-日) (month-day) | 2006-2020 (月-日) (month-day) | 变化天数 Changed days (d) | 赣北Northern Jiangxi | 09-14 | 09-14 | 09-14 | 0 | 10-22 | 10-18 | 10-29 | 11 | 赣中Central Jiangxi | 09-14 | 09-12 | 09-14 | 2 | 10-26 | 10-23 | 10-29 | 6 | 赣南Southern Jiangxi | 09-19 | 09-17 | 09-20 | 3 | 11-02 | 10-31 | 11-06 | 6 | 平均Mean | 09-15 | 09-14 | 09-15 | 1 | 10-25 | 10-22 | 10-31 | 9 |
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