中国农业科学 ›› 2020, Vol. 53 ›› Issue (19): 3878-3892.doi: 10.3864/j.issn.0578-1752.2020.19.003
吴曹阳1(),梁诗涵1,邱军2,高金锋1,高小丽1,王鹏科1,冯佰利1(
),杨璞1(
)
收稿日期:
2019-12-15
接受日期:
2020-04-13
出版日期:
2020-10-01
发布日期:
2020-10-19
通讯作者:
冯佰利,杨璞
作者简介:
吴曹阳,E-mail: 基金资助:
WU CaoYang1(),LIANG ShiHan1,QIU Jun2,GAO JinFeng1,GAO XiaoLi1,WANG PengKe1,FENG BaiLi1(
),YANG Pu1(
)
Received:
2019-12-15
Accepted:
2020-04-13
Online:
2020-10-01
Published:
2020-10-19
Contact:
BaiLi FENG,Pu YANG
摘要:
【目的】分析连续12年国家苦荞品种区域试验参试品种农艺性状以及产量变化,探讨中国苦荞品种改良现状和存在的问题,为未来中国苦荞遗传改良提供依据。【方法】依据气候、地理等环境因素对苦荞性状的影响,按照中国南北方地理划分标准将苦荞区试试点分为北方组和南方组,利用聚类分析、相关性分析和多元回归等方法,分析了2003—2014年共12年间国家苦荞品种区域试验参试品种生育日数、株高、主茎分枝数、主茎节数、单株粒重、千粒重以及产量性状在南北方的变异,并比较北方组和南方组苦荞不同性状间的相关性,以及不同育种单位选育的苦荞品种在南北方的性状差异。【结果】12年间,苦荞北方组和南方组参试品种产量分别增加了21%和32%,年均增幅分别为1.8%和2.6%。来自陕西省、甘肃省、云南省、贵州省、江西省、山西省、四川省、湖南省和重庆市等19家育种单位共提供了42个苦荞品种。其中,云南省5个单位,贵州省4个单位,陕西省3个单位,甘肃省、山西省和四川省各2个单位,江西省、湖南省和重庆市各1个单位。来自云南省、贵州省和陕西省的12家育种单位贡献了59.5%的参试品种,这些省区也是苦荞的主要产区。依据不同省(区)苦荞品种聚类分析,在相对遗传距离为5时,可将北方组和南方组苦荞分别分为4类和3类。北方组中陕西省、湖南省和山西省育成品种被分为一组,甘肃省、贵州省、江西省和云南省育成品种被分为一组,重庆市和四川省的育成品种各自分为一组;南方组中贵州省、江西省、云南省和重庆市育成品种被分为一组,陕西省、甘肃省和山西省育成品种被分为一组,四川省和湖南省育成品种被分为一组。相关性分析表明,北方组苦荞和南方组苦荞的单株粒重和产量显著正相关,在北方组苦荞中,单株粒重和株高呈显著正相关;在南方组苦荞中,单株粒重和产量均与主茎分枝数呈显著正相关,而其他性状之间的相关性在南北组中均有所不同。多元回归分析表明,北方组苦荞的生育日数、主茎分枝数、单株粒重和千粒重共同决定了产量53.0%的变异,南方组苦荞的生育日数、主茎分枝数、主茎节数、单株粒重和千粒重共同决定了产量61.4%的变异。【结论】连续12年国家苦荞区域试验表明,苦荞产量及相关性状的改良取得成效,产量有了一定的提升,生育日数有一定缩短,其他性状变化不大。全部供种单位中,云南省、贵州省和江西省选育的品种较其他省份选育的品种具有更广泛的环境适应性。培育高产、稳产、抗逆的苦荞品种仍然是当前苦荞品种改良的主要目标。提高单株粒重、增加主茎分枝数等性状仍是苦荞品种选育的重要途径。选育高黄酮、易脱壳、抗落粒、抗倒伏、成熟期一致和适于机械化栽培的优质专用品种是苦荞生产亟待解决的关键问题。挖掘新型苦荞种质资源与优异基因,加强分子设计育种等新技术研发与应用,提升苦荞品种改良技术和水平是苦荞品种改良的重要努力方向。
吴曹阳,梁诗涵,邱军,高金锋,高小丽,王鹏科,冯佰利,杨璞. 基于连续12年国家苦荞区域试验的中国苦荞品种选育现状分析[J]. 中国农业科学, 2020, 53(19): 3878-3892.
WU CaoYang,LIANG ShiHan,QIU Jun,GAO JinFeng,GAO XiaoLi,WANG PengKe,FENG BaiLi,YANG Pu. An Examination on Breeding Status Quo of Chinese Tartary Buckwheat Varieties Based on the National Cross-Country Tests of Tartary Buckwheat Varieties in China over 12 Consecutive Years[J]. Scientia Agricultura Sinica, 2020, 53(19): 3878-3892.
表1
2003—2014年北方组苦荞产量和农艺性状表现"
省(区) Province | 性状 Traits | 年份 Year | 平均 Average | |||
---|---|---|---|---|---|---|
2003—2005 | 2006—2008 | 2009—2011 | 2012—2014 | |||
陕西省 Shaanxi | 生育日数Growing duration (d) | 102.67±6.81 | 93.00±1.00 | 88.33±2.31 | 88.00±2.60 | 93.00±6.84 |
株高Plant height (cm) | 138.20±6.06 | 109.70±2.65 | 113.00±2.23 | 119.06±5.28 | 119.99±12.74 | |
主茎分枝数Branch numbers | 5.73±0.12 | 5.50±0.36 | 5.80±0.75 | 5.53±0.48 | 5.64±0.15 | |
主茎节数Node numbers | 14.67±1.07 | 15.40±0.36 | 15.83±0.46 | 15.16±0.49 | 15.26±0.49 | |
单株粒重Grain weight per plant (g) | 5.53±0.45 | 3.93±0.59 | 3.40±0.56 | 4.03±0.97 | 4.23±0.92 | |
千粒重1000-grains weight (g) | 17.63±0.06 | 20.50±1.35 | 19.73±0.57 | 17.07±1.64 | 18.73±1.64 | |
产量Yield (kg·hm-2) | 2370.31±160.90 | 2005.36±436.53 | 1964.58±151.75 | 2141.59±278.50 | 2120.46±182.96 | |
甘肃省 Gansu | 生育日数Growing duration (d) | 103.33±5.69 | 88.00±1.00 | 90.00±2.45 | 91.00±1.73 | 93.08±6.95 |
株高Plant height (cm) | 126.70±5.93 | 102.43±1.33 | 114.43±4.51 | 131.53±1.34 | 118.78±13.06 | |
主茎分枝数Branch numbers | 6.10±0.26 | 6.80±0.62 | 6.03±0.85 | 5.47±0.60 | 6.10±0.55 | |
主茎节数Node numbers | 14.57±0.90 | 14.63±0.29 | 15.77±0.64 | 16.50±0.26 | 15.37±0.93 | |
单株粒重Grain weight per plant (g) | 4.50±0.36 | 3.77±0.31 | 3.82±0.49 | 4.97±1.80 | 4.26±0.58 | |
千粒重1000-grains weight (g) | 18.50±0.44 | 17.70±1.56 | 18.62±0.85 | 15.73±1.12 | 17.64±1.33 | |
产量Yield (kg·hm-2) | 2113.76±262.60 | 1854.51±427.81 | 1777.91±99.09 | 2390.61±339.56 | 2034.20±277.69 | |
山西省 Shanxi | 生育日数Growing duration (d) | - | 93.33±2.89 | - | 85.17±1.33 | 89.25±5.77 |
株高Plant height (cm) | - | 120.27±1.42 | - | 116.17±5.25 | 118.22±2.90 | |
主茎分枝数Branch numbers | - | 6.40±0.36 | - | 5.25±0.56 | 5.83±0.81 | |
主茎节数Node numbers | - | 15.93±0.42 | - | 14.05±0.47 | 14.99±1.33 | |
单株粒重Grain weight per plant (g) | - | 4.47±0.06 | - | 4.30±0.69 | 4.38±0.12 | |
千粒重1000-grains weight (g) | - | 18.03±1.07 | - | 17.30±0.83 | 17.67±0.52 | |
产量Yield (kg·hm-2) | - | 2048.89±341.89 | - | 2278.20±214.09 | 2163.55±162.15 | |
云南省 Yunnan | 生育日数Growing duration (d) | 107.13±6.03 | 90.56±4.28 | 89.33±2.52 | 95.75±11.46 | 95.69±8.11 |
株高Plant height (cm) | 141.11±11.17 | 103.98±4.50 | 112.30±7.30 | 120.83±9.01 | 119.56±15.93 | |
省(区) Province | 性状 Traits | 年份 Year | 平均 Average | |||
2003—2005 | 2006—2008 | 2009—2011 | 2012—2014 | |||
主茎分枝数Branch numbers | 5.60±0.80 | 6.33±0.34 | 6.13±0.93 | 5.78±0.97 | 5.96±0.33 | |
主茎节数Node numbers | 16.03±1.14 | 14.60±0.90 | 15.13±0.76 | 16.22±2.43 | 15.49±0.76 | |
单株粒重Grain weight per plant (g) | 4.48±0.35 | 4.00±0.76 | 3.80±0.46 | 4.07±1.36 | 4.09±0.28 | |
千粒重1000-grains weight (g) | 18.54±0.52 | 17.76±1.38 | 18.90±0.62 | 18.16±1.43 | 18.34±0.49 | |
产量Yield (kg·hm-2) | 1859.42±147.49 | 1924.57±369.45 | 2148.67±26.10 | 1895.43±388.70 | 1957.02±130.51 | |
贵州省 Guizhou | 生育日数Growing duration (d) | 104.22±5.36 | 95.11±3.06 | 83.67±0.58 | 94.00±1.00 | 94.25±8.41 |
株高Plant height (cm) | 131.80±7.96 | 117.60±6.22 | 109.30±1.04 | 124.90±9.82 | 120.90±9.67 | |
主茎分枝数Branch numbers | 5.80±0.35 | 6.20±0.54 | 5.33±0.67 | 5.77±0.42 | 5.78±0.35 | |
主茎节数Node numbers | 14.96±1.18 | 15.82±0.86 | 13.90±0.26 | 16.70±0.70 | 15.34±1.20 | |
单株粒重Grain weight per plant (g) | 5.50±0.67 | 3.80±0.59 | 3.70±0.36 | 4.53±0.65 | 4.38±0.83 | |
千粒重1000-grains weight (g) | 18.77±0.50 | 17.81±1.77 | 18.00±0.70 | 16.97±1.20 | 17.89±0.74 | |
产量Yield (kg·hm-2) | 2316.40±193.06 | 1869.48±392.46 | 1949.12±152.72 | 2186.14±251.20 | 2080.29±207.04 | |
江西省 Jiangxi | 生育日数Growing duration (d) | 100.33±5.69 | 89.33±1.15 | 86.00±1.73 | 85.00±1.00 | 90.17±7.03 |
株高Plant height (cm) | 126.73±5.45 | 107.30±3.66 | 111.47±3.33 | 119.90±5.67 | 116.35±8.68 | |
主茎分枝数Branch numbers | 5.63±0.12 | 5.37±0.12 | 6.40±0.80 | 5.67±0.55 | 5.77±0.44 | |
主茎节数Node numbers | 13.67±0.81 | 13.93±0.40 | 14.83±0.81 | 14.90±0.30 | 14.33±0.63 | |
单株粒重Grain weight per plant (g) | 4.60±0.30 | 3.37±0.32 | 3.67±0.55 | 4.13±0.78 | 3.94±0.54 | |
千粒重1000-grains weight (g) | 18.73±0.21 | 17.93±1.14 | 17.30±0.17 | 17.07±1.29 | 17.76±0.75 | |
产量Yield (kg·hm-2) | 2086.44±118.56 | 1795.34±389.54 | 2002.73±128.29 | 2186.25±219.11 | 2017.69±166.14 | |
四川省 Sichuan | 生育日数Growing duration (d) | - | 92.75±4.97 | 84.33±1.15 | - | 88.54±5.95 |
株高Plant height (cm) | - | 112.33±7.57 | 99.77±2.30 | - | 106.05±8.88 | |
主茎分枝数Branch numbers | - | 5.69±0.57 | 6.07±1.03 | - | 5.88±0.27 | |
主茎节数Node numbers | - | 15.21±1.01 | 13.93±0.81 | - | 14.57±0.90 | |
单株粒重Grain weight per plant (g) | - | 3.44±0.51 | 3.47±1.10 | - | 3.45±0.02 | |
千粒重1000-grains weight (g) | - | 17.90±1.22 | 17.30±0.17 | - | 17.60±0.42 | |
产量Yield (kg·hm-2) | - | 1749.95±390.48 | 1816.48±34.42 | - | 1783.22±47.05 | |
湖南省 Hunan | 生育日数Growing duration (d) | - | - | 85.50±1.38 | - | 85.50±1.38 |
株高Plant height (cm) | - | - | 105.52±3.22 | - | 105.52±3.22 | |
主茎分枝数Branch numbers | - | - | 6.30±1.01 | - | 6.30±1.01 | |
主茎节数Node numbers | - | - | 14.37±0.73 | - | 14.37±0.73 | |
单株粒重Grain weight per plant (g) | - | - | 3.85±0.42 | - | 3.85±0.42 | |
千粒重1000-grains weight (g) | - | - | 17.48±0.69 | - | 17.48±0.69 | |
产量Yield (kg·hm-2) | - | - | 2132.77±120.46 | - | 2132.77±120.46 | |
重庆市 Chongqing | 生育日数Growing duration (d) | - | - | - | 85.33±1.15 | 85.33±1.15 |
株高Plant height (cm) | - | - | - | 120.17±8.06 | 120.17±8.06 | |
主茎分枝数Branch numbers | - | - | - | 6.13±0.76 | 6.13±0.76 | |
主茎节数Node numbers | - | - | - | 14.97±0.38 | 14.97±0.38 | |
单株粒重Grain weight per plant (g) | - | - | - | 4.57±1.17 | 4.57±1.17 | |
千粒重1000-grains weight (g) | - | - | - | 16.60±0.70 | 16.60±0.70 | |
产量Yield (kg·hm-2) | - | - | - | 2237.99±203.21 | 2237.99±203.21 |
表2
2003—2014年南方组苦荞产量和农艺性状表现"
省(区) Province | 性状 Traits | 年份 Year | 平均 Average | |||
---|---|---|---|---|---|---|
2003—2005 | 2006—2008 | 2009—2011 | 2012—2014 | |||
陕西省 Shaanxi | 生育日数Growing duration (d) | 94.67±3.21 | 82.67±3.79 | 84.33±1.53 | 82.11±2.80 | 85.94±5.89 |
株高Plant height (cm) | 117.40±9.61 | 79.93±6.54 | 106.17±4.92 | 115.77±8.12 | 104.82±17.31 | |
主茎分枝数Branch numbers | 4.77±0.50 | 4.37±1.10 | 5.37±1.03 | 4.52±0.81 | 4.76±0.44 | |
主茎节数Node numbers | 17.03±0.57 | 13.17±1.36 | 14.13±0.50 | 14.20±1.38 | 14.63±1.67 | |
单株粒重Grain weight per plant (g) | 3.90±1.25 | 2.97±1.01 | 5.70±1.30 | 4.77±0.74 | 4.33±1.17 | |
千粒重1000-grains weight (g) | 21.43±2.48 | 21.23±0.76 | 20.83±0.93 | 20.47±1.32 | 20.99±0.43 | |
产量Yield (kg·hm-2) | 2023.41±117.30 | 1387.13±387.19 | 2312.04±483.40 | 2144.98±358.67 | 1966.89±404.21 | |
甘肃省 Gansu | 生育日数Growing duration (d) | 92.33±5.51 | 81.00±4.00 | 84.00±1.79 | 81.67±2.08 | 84.75±5.22 |
株高Plant height (cm) | 101.27±4.73 | 90.30±8.57 | 108.15±6.27 | 127.30±3.10 | 106.75±15.54 | |
主茎分枝数Branch numbers | 4.97±0.49 | 5.40±0.92 | 5.37±0.77 | 4.33±0.57 | 5.02±0.50 | |
主茎节数Node numbers | 16.10±1.08 | 14.00±0.56 | 14.57±0.62 | 14.30±0.79 | 14.74±0.93 | |
单株粒重Grain weight per plant (g) | 3.60±0.75 | 4.53±0.91 | 5.28±0.80 | 4.37±0.74 | 4.45±0.69 | |
千粒重1000-grains weight (g) | 22.33±1.81 | 21.03±0.76 | 20.32±0.79 | 19.43±0.45 | 20.78±1.23 | |
产量Yield (kg·hm-2) | 1783.33±264.53 | 1894.32±284.12 | 2362.90±302.14 | 1970.25±296.74 | 2002.70±252.10 | |
山西省 Shanxi | 生育日数Growing duration (d) | - | 85.00±4.00 | - | 80.67±2.58 | 82.83±3.06 |
株高Plant height (cm) | - | 110.70±7.12 | - | 112.45±6.21 | 111.58±1.24 | |
主茎分枝数Branch numbers | - | 5.47±1.11 | - | 4.23±0.73 | 4.85±0.87 | |
主茎节数Node numbers | - | 15.20±0.69 | - | 13.17±1.09 | 14.18±1.44 | |
单株粒重Grain weight per plant (g) | - | 3.93±0.40 | - | 4.77±0.16 | 4.35±0.59 | |
千粒重1000-grains weight (g) | - | 20.10±0.61 | - | 21.32±0.59 | 20.71±0.86 | |
产量Yield (kg·hm-2) | - | 1988.97±130.17 | - | 2194.04±325.44 | 2091.50±145.00 | |
云南省 Yunnan | 生育日数Growing duration (d) | 95.38±5.76 | 84.56±4.10 | 83.67±2.31 | 84.67±4.56 | 87.07±5.56 |
株高Plant height (cm) | 110.10±10.04 | 97.53±2.54 | 118.27±5.00 | 114.58±8.81 | 110.12±9.03 | |
主茎分枝数Branch numbers | 4.21±0.93 | 5.61±1.05 | 5.60±1.06 | 4.68±0.74 | 5.02±0.70 | |
主茎节数Node numbers | 17.03±1.20 | 14.87±1.17 | 14.43±0.64 | 14.27±1.73 | 15.15±1.28 | |
单株粒重Grain weight per plant (g) | 3.33±0.95 | 4.56±0.94 | 6.70±0.82 | 4.58±0.60 | 4.79±1.40 | |
千粒重1000-grains weight (g) | 22.36±1.43 | 20.38±0.60 | 20.67±0.38 | 21.31±0.51 | 21.18±0.88 | |
产量Yield (kg·hm-2) | 1785.14±384.19 | 2188.02±304.55 | 2796.93±150.02 | 2060.83±354.52 | 2207.73±427.28 | |
贵州省 Guizhou | 生育日数Growing duration (d) | 92.78±5.31 | 86.11±3.41 | 79.00±1.00 | 83.00±4.58 | 85.22±5.82 |
株高Plant height (cm) | 110.97±5.51 | 104.56±10.28 | 109.40±1.77 | 114.27±5.85 | 109.80±4.04 | |
主茎分枝数Branch numbers | 4.86±0.61 | 5.14±1.00 | 5.23±1.12 | 4.47±0.58 | 4.93±0.35 | |
主茎节数Node numbers | 16.74±1.17 | 15.01±0.94 | 13.37±0.47 | 14.00±1.47 | 14.78±1.47 | |
单株粒重Grain weight per plant (g) | 4.38±0.95 | 4.07±1.09 | 6.27±1.93 | 5.20±0.30 | 4.98±0.98 | |
千粒重1000-grains weight (g) | 22.78±1.96 | 19.82±1.14 | 20.63±0.15 | 20.57±0.51 | 20.95±1.27 | |
产量Yield (kg·hm-2) | 2083.01±242.18 | 1823.59±251.16 | 3122.37±451.41 | 2043.17±432.23 | 2268.03±580.87 | |
江西省 Jiangxi | 生育日数Growing duration (d) | 91.00±6.00 | 83.67±3.51 | 83.00±1.00 | 81.67±3.06 | 84.83±4.19 |
株高Plant height (cm) | 107.60±0.50 | 101.80±4.36 | 114.30±2.69 | 116.87±4.01 | 110.14±6.80 | |
主茎分枝数Branch numbers | 4.10±0.72 | 4.73±1.25 | 5.43±0.91 | 4.37±0.35 | 4.66±0.58 | |
主茎节数Node numbers | 14.83±0.59 | 14.07±1.05 | 14.43±0.70 | 13.67±1.31 | 14.25±0.50 | |
省(区) Province | 性状 Traits | 年份 Year | 平均 Average | |||
2003—2005 | 2006—2008 | 2009—2011 | 2012—2014 | |||
单株粒重Grain weight per plant (g) | 4.00±0.70 | 3.97±0.93 | 5.57±0.12 | 4.93±0.72 | 4.62±0.78 | |
千粒重1000-grains weight (g) | 22.20±1.57 | 19.90±0.66 | 19.47±0.81 | 20.70±0.26 | 20.57±1.20 | |
产量Yield (kg·hm-2) | 1997.65±372.73 | 2038.94±355.64 | 2739.88±421.23 | 2229.39±363.26 | 2251.47±340.89 | |
四川省 Sichuan | 生育日数Growing duration (d) | - | 83.42±4.12 | 79.33±1.15 | - | 81.38±2.89 |
株高Plant height (cm) | - | 97.57±8.07 | 107.50±1.32 | - | 102.53±7.02 | |
主茎分枝数Branch numbers | - | 5.24±1.17 | 5.97±0.72 | - | 5.60±0.51 | |
主茎节数Node numbers | - | 14.28±0.84 | 14.33±0.74 | - | 14.30±0.04 | |
单株粒重Grain weight per plant (g) | - | 3.98±0.75 | 7.10±0.87 | - | 5.54±2.20 | |
千粒重1000-grains weight (g) | - | 20.13±0.54 | 20.10±0.26 | - | 20.12±0.02 | |
产量Yield (kg·hm-2) | - | 2053.63±251.55 | 2829.64±282.74 | - | 2441.64±548.72 | |
湖南省 Hunan | 生育日数Growing duration (d) | - | - | 82.33±0.52 | - | 82.33±0.52 |
株高Plant height (cm) | - | - | 105.50±2.58 | - | 105.50±2.58 | |
主茎分枝数Branch numbers | - | - | 6.05±0.71 | - | 6.05±0.71 | |
主茎节数Node numbers | - | - | 14.17±0.52 | - | 14.17±0.52 | |
单株粒重Grain weight per plant (g) | - | - | 5.73±0.94 | - | 5.73±0.94 | |
千粒重1000-grains weight (g) | - | - | 19.50±0.54 | - | 19.50±0.54 | |
产量Yield (kg·hm-2) | - | - | 2736.19±302.84 | - | 2736.19±302.84 | |
重庆市 Chongqing | 生育日数Growing duration (d) | - | - | - | 81.00±2.65 | 81.00±2.65 |
株高Plant height (cm) | - | - | - | 115.00±6.91 | 115.00±6.91 | |
主茎分枝数Branch numbers | - | - | - | 5.00±0.82 | 5.00±0.82 | |
主茎节数Node numbers | - | - | - | 14.57±1.03 | 14.57±1.03 | |
单株粒重Grain weight per plant (g) | - | - | - | 4.90±0.98 | 4.90±0.98 | |
千粒重1000-grains weight (g) | - | - | - | 20.83±0.12 | 20.83±0.12 | |
产量Yield (kg·hm-2) | - | - | - | 2201.52±330.01 | 2201.52±330.01 |
表3
北方组苦荞和南方组苦荞主要性状之间的相关性"
性状 Trait | 生育日数 Growing duration | 株高 Plant height | 主茎分枝数 Branch numbers | 主茎节数 Node numbers | 单株粒重 Grain weight per plant | 千粒重 1000-grains weight | 产量 Yield |
---|---|---|---|---|---|---|---|
生育日数Growing duration | 0.5501 | -0.5168 | 0.7280* | 0.1057 | 0.7689* | -0.3775 | |
株高Plant height | -0.0207 | -0.4492 | 0.7614* | 0.8308** | 0.1954 | 0.4583 | |
主茎分枝数Branch numbers | -0.5019 | -0.5130 | -0.2343 | -0.0704 | -0.6097 | 0.1644 | |
主茎节数Node numbers | 0.6598* | 0.2379 | -0.3475 | 0.5892 | 0.3712 | 0.1295 | |
单株粒重Grain weight per plant | -0.5037 | -0.3705 | 0.8875** | -0.2938 | -0.2111 | 0.8269** | |
千粒重1000-grains weight | 0.6028 | 0.4917 | -0.8535** | 0.7421* | -0.7660* | -0.3988 | |
产量Yield | -0.3914 | -0.3320 | 0.8493** | -0.4213 | 0.9369** | -0.8380** |
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