缓释氮肥与尿素配施对机插杂交籼稻碳氮积累的影响
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吕腾飞, 谌洁, 代邹, 马鹏, 杨志远, 郑传刚, 马均
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Effects of combined application of slow release nitrogen fertilizer and urea on carbon and nitrogen accumulation in mechanical transplanted hybrid rice
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LYU Teng-Fei, SHEN Jie, DAI Zou, MA Peng, YANG Zhi-Yuan, ZHENG Chuan-Gang, MA Jun
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表3 不同生育时期时期各器官碳氮比
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Table 3 Effects of different machine-transplantation methods and N treatments on C/N of organs at different growth stages
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年份
Year | 处理
Treatment | 拔节期
Elongation stage | 抽穗期
Heading stage | 成熟期
Maturity stage | 茎鞘
Stem-sheath | 叶片
Leaf | 茎鞘
Stem-sheath | 叶片
Leaf | 穗
Panicle | 茎鞘
Stem-sheath | 叶片
Leaf | 穗
Panicle | | 2016 | M1N0 | 4.94±0.01 a | 2.05±0.02 a | 5.60±0.04 a | 1.86±0.04 a | 3.21±0.07 a | 4.74±0.08 b | 3.01±0.06 a | 3.29±0.05 ab | | M1N1 | 3.16±0.03 c | 1.33±0.02 c | 3.87±0.03 d | 1.37±0.03 c | 3.00±0.09 b | 5.12±0.02 a | 2.66±0.03 b | 3.23±0.01 bc | | M1N2 | 3.64±0.01 b | 1.38±0.02 bc | 5.13±0.05 b | 1.49±0.01 b | 3.31±0.07 a | 5.22±0.06 a | 2.94±0.03 a | 3.35±0.05 a | | M1N3 | 3.67±0.01 b | 1.42±0.01 b | 4.41±0.04 c | 1.35±0.03 c | 2.57±0.02 c | 4.62±0.04 b | 2.98±0.05 a | 3.21±0.04 c | | M2N0 | 3.33±0.07 a | 1.58±0.02 a | 5.80±0.11 a | 1.69±0.02 a | 3.24±0.09 a | 4.79±0.06 a | 3.13±0.01 a | 3.30±0.03 b | | M2N1 | 2.48±0.07 d | 1.20±0.02 d | 4.34±0.06 c | 1.44±0.02 c | 2.59±0.06 d | 4.40±0.16 c | 2.82±0.02 c | 3.40±0.03 a | | M2N2 | 2.84±0.02 c | 1.37±0.01 b | 5.20±0.10 b | 1.63±0.01 b | 3.10±0.07 b | 4.60±0.05 b | 2.96±0.02 b | 3.33±0.02 ab | | M2N3 | 3.09±0.02 b | 1.28±0.02 c | 3.88±0.21 d | 1.46±0.02 c | 2.74±0.08 c | 4.60±0.04 b | 2.32±0.03 d | 3.40±0.01 a | | F-value | M | 820.81** | 1035.33** | 7.51 ns | 19.32* | 10.26 ns | 553.09** | 19.29* | 12.54 ns | | N | 383.11** | 295.37** | 97.99** | 349.17** | 130.21** | 4.07* | 44.80** | 0.79 ns | | M×N | 70.94** | 49.58** | 7.04** | 57.75** | 24.63** | 10.58** | 45.38** | 4.68* | | 2017 | M1N0 | 4.89±0.08 a | 1.62±0.03 a | 6.02±0.08 a | 1.69±0.02 a | 3.09±0.03 b | 5.60±0.14 a | 2.72±0.04 c | 3.15±0.04 b | | M1N1 | 2.61±0.03 d | 1.15±0.01 d | 4.00±0.01 c | 1.27±0.02 d | 3.12±0.07 b | 5.39±0.01 b | 2.40±0.02 d | 3.11±0.01 b | | M1N2 | 2.80±0.02 c | 1.21±0.02 c | 5.91±0.12 a | 1.45±0.01 b | 3.40±0.07 a | 5.58±0.07 a | 3.19±0.04 a | 3.39±0.03 a | | M1N3 | 3.03±0.04 b | 1.31±0.02 b | 4.95±0.11 b | 1.41±0.01 c | 3.04±0.07 b | 4.90±0.05 c | 2.85±0.06 b | 3.11±0.05 b | | M2N0 | 3.97±0.02 a | 1.45±0.01 a | 7.24±0.06 a | 1.97±0.01 a | 2.98±0.06 b | 4.80±0.10 b | 3.26±0.08 a | 3.39±0.01 ab | | M2N1 | 2.61±0.06 b | 1.18±0.01 b | 5.44±0.02 c | 1.37±0.01 b | 2.72±0.02 c | 4.47±0.03 c | 2.87±0.03 b | 3.42±0.03 ab | | M2N2 | 2.35±0.03 c | 1.18±0.01 b | 6.08±0.05 b | 1.28±0.01 c | 3.14±0.03 a | 4.54±0.10 c | 3.16±0.04 a | 3.50±0.06 a | | M2N3 | 2.69±0.03 b | 1.20±0.01 b | 4.76±0.03 d | 1.35±0.01 b | 2.88±0.06 b | 5.04±0.04 a | 2.61±0.02 c | 3.34±0.04 b | | F-value | M | 883.50** | 114.50** | 86.30* | 51.46* | 17.44 ns | 57.94* | 48.17* | 106.69** | | N | 660.08** | 167.54** | 353.39** | 908.80** | 21.97** | 5.65* | 49.16** | 11.58** | | M×N | 30.71** | 10.37** | 65.91** | 156.94** | 3.77* | 29.57** | 29.48** | 2.55 ns |
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