氮肥配施纳米镁对水稻产量、品质和氮肥利用率的影响
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张海鹏, 陈志青, 王锐, 卢豪, 崔培媛, 杨艳菊, 张洪程
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Effects of Nitrogen Fertilizer Combined with Nano-Magnesium on Rice Yield, Grain Quality and Nitrogen Use Efficiency
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Zhang Haipeng, Chen Zhiqing, Wang Rui, Lu Hao, Cui Peiyuan, Yang Yanju, Zhang Hongcheng
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表6 不同施氮量条件下纳米镁对稻米淀粉RVA谱特征值的影响
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Table 6 Effects of nano-magnesium fertilizer on RVA profile characteristics under different N application rates
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年份
Year | 镁肥处理
Mg treatment | 氮肥处理
N treatment | 峰值黏度
Peak viscosity
(cP) | 热浆黏度
Trough viscosity
(cP) | 崩解值
Breakdown
(cP) | 最终黏度
Final viscosity
(cP) | 消减值
Setback
(cP) | 回复值
Consistence
(cP) | 糊化温度
Pasting temperature
(℃) | | 2019 | Non-Mg | 0N | 4252a | 2678a | 1574a | 3418a | -834c | 740b | 75.1a | | | 15N | 4045bc | 2539bc | 1506b | 3282b | -763b | 743b | 75.2a | | | 18N | 3943cd | 2447cd | 1496b | 3227bc | -716ab | 780ab | 75.2a | | | 21N | 3880d | 2386d | 1494b | 3204bc | -676a | 818a | 75.5a | | Nano-Mg | 0N | 4316a | 2723a | 1593a | 3408a | -908d | 685c | 75.6a | | | 15N | 4105b | 2572b | 1533ab | 3263b | -842c | 691c | 76.0a | | | 18N | 3991c | 2475c | 1516b | 3202bc | -789bc | 727bc | 75.6a | | | 21N | 3927cd | 2418cd | 1509b | 3166c | -761b | 748b | 75.1a | | 2020 | Non-Mg | 0N | 4394a | 2781b | 1545b | 3503a | -891c | 722b | 75.7a | | | 15N | 4206bc | 2665c | 1547b | 3378b | -828bc | 713b | 75.9a | | | 18N | 4127c | 2569cd | 1563ab | 3320bc | -807b | 751ab | 75.6a | | | 21N | 4029c | 2505d | 1603a | 3296bc | -733a | 791a | 75.2a | | Nano-Mg | 0N | 4494a | 2891a | 1524b | 3511a | -983d | 620c | 74.8a | | | 15N | 4263b | 2700bc | 1558ab | 3358b | -905c | 658c | 75.3a | | | 18N | 4144bc | 2597cd | 1541b | 3293bc | -851bc | 696bc | 75.0a | | | 21N | 4083c | 2538d | 1613a | 3255c | -828bc | 717b | 75.8a |
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