Biodiv Sci ›› 2010, Vol. 18 ›› Issue (1): 29-36. DOI: 10.3724/SP.J.1003.2010.029
• Original Papers • Previous Articles Next Articles
Chuan Wu*, Weimin Dai*, Xiaoling Song, Sheng Qiang**()
Received:
2009-03-28
Accepted:
2010-01-26
Online:
2010-01-20
Published:
2010-01-20
Contact:
Sheng Qiang
Chuan Wu, Weimin Dai, Xiaoling Song, Sheng Qiang. Diversity of plant traits of weedy rice in Liaoning and Jiangsu provinces[J]. Biodiv Sci, 2010, 18(1): 29-36.
样地编号 Codes of plot | 样地 Sampling location | 经度 Longitude | 纬度 Latitude | 水稻种植方式 Rice planting patterns | 生活强度 Vigour |
---|---|---|---|---|---|
辽宁省 Liaoning Province | |||||
WRLN001 | 沈阳市于洪区 Yuhong District, Shenyang City | 123°14′E | 41°44′N | 移栽 Transplanting | 强 High |
WRLN003 | 沈阳市新城子区 Xinchengzi District, Shenyang City | 123°21′E | 41°02′N | 移栽 Transplanting | 中 Medium |
WRLN004 | 丹东市振兴区 Zhenxing District, Dandong City | 124°17′E | 39°58′N | 移栽 Transplanting | 强 High |
WRLN005 | 丹东市振兴区 Zhenxing District, Dandong City | 124°19′E | 39°59′N | 移栽 Transplanting | 中 Medium |
WRLN006 | 盘锦市盘山县 Panshan County, Panjin City | 122°05′E | 41°21′N | 移栽 Transplanting | 中 Medium |
WRLN008 | 盘锦市盘山县 Panshan County, Panjin City | 122°05′E | 41°21′N | 移栽 Transplanting | 中 Medium |
WRLN009 | 铁岭市铁岭县 Tieling County, Tieling City | 123°47′E | 42°17′N | 移栽 Transplanting | 强 High |
WRLN010 | 铁岭市铁岭县 Tieling County, Tieling City | 123°47′E | 42°17′N | 移栽 Transplanting | 强 High |
江苏省 Jiangsu Province | |||||
WRJS002 | 淮安市楚州县 Chuzhou County, Huai’an City | 119°08′E | 33°26′N | 移栽 Transplanting | 强 High |
WRJS003 | 淮安市清埔区 Qingpu District, Huai’an City | 119°15′E | 33°50′N | 直播 Direct sowing | 中 Medium |
WRJS005 | 连云港市东海县 Donghai County, Lianyungang City | 119°01′E | 34°35′N | 移栽 Transplanting | 弱 Low |
WRJS007 | 连云港市东海县 Donghai County, Lianyungang City | 119°01′E | 34°35′N | 移栽 Transplanting | 弱 Low |
WRJS008 | 连云港市新浦区 Xinpu District, Lianyungang City | 119°16′E | 34°59′N | 直播 Direct sowing | 中 Medium |
WRJS009 | 扬州市高邮县 Gaoyou County,Yangzhou City | 119°31′E | 32°49′N | 移栽 Transplanting | 中 Medium |
WRJS010 | 泰州市兴化县 Xinghua County, Taizhou City | 119°90′E | 32°49′N | 直播 Direct sowing | 中 Medium |
WRJS011 | 泰州市泰兴县 Taixing County, Taizhou City | 120°02′E | 32°16′N | 直播 Direct sowing | 中 Medium |
WRJS012 | 泰州市高港区 Gaogang district,Taizhou City | 119°54′E | 32°25′N | 直播 Direct sowing | 强 High |
WRJS015 | 泰州市高港区 Gaogang district,Taizhou City | 119°55′E | 32°26′N | 直播 Direct sowing | 强 High |
WRJS016 | 常州市新北区 Xinbei District, Changzhou City | 119°49′E | 32°00′N | 直播 Direct sowing | 强 High |
WRJS017 | 常州市新北区 Xinbei District, Changzhou City | 119°49′E | 32°02′N | 抛秧 Seedling casting | 强 High |
WRJS018 | 无锡市江阴县 Jiangyin County,Wuxi City | 120°03′E | 31°54′N | 直播 Direct sowing | 弱 Low |
WRJS019 | 无锡市江阴县 Jiangyin County,Wuxi City | 120°03′E | 31°54′N | 直播 Direct sowing | 弱 Low |
WRJS020 | 扬州市徐集区 Xuji District, Yangzhou City | 119°20′E | 32°20′N | 直播 Direct sowing | 强 High |
WRJS021 | 扬州市新集区 Xinji District, Yangzhou City | 119°18′E | 32°19′N | 直播 Direct sowing | 强 High |
WRJS022 | 扬州市邗江区 Hanjiang District, Yangzhou City | 119°20′E | 32°20′N | 直播 Direct sowing | 强 High |
WRJS027 | 扬州市江都县 Jiangdu County, Yangzhou City | 119°20′E | 32°20′N | 直播 Direct sowing | 强 High |
WRJS030 | 南京市江埔县 Jiangpu County, Nanjing City | 118°37′E | 32°18′N | 直播 Direct sowing | 强 High |
WRJS037 | 南通市如皋县 Rugao County, Nantong City | 120°86′E | 32°01′N | 直播 Direct sowing | 强 High |
WRJS043 | 连云港市东海县 Donghai County, Lianyungang City | 119°10′E | 34°34′N | 移栽 Transplanting | 强 High |
Table 1 A total of 108 weedy rice accessions from 29 locations of Jiangsu and Liaoning provinces
样地编号 Codes of plot | 样地 Sampling location | 经度 Longitude | 纬度 Latitude | 水稻种植方式 Rice planting patterns | 生活强度 Vigour |
---|---|---|---|---|---|
辽宁省 Liaoning Province | |||||
WRLN001 | 沈阳市于洪区 Yuhong District, Shenyang City | 123°14′E | 41°44′N | 移栽 Transplanting | 强 High |
WRLN003 | 沈阳市新城子区 Xinchengzi District, Shenyang City | 123°21′E | 41°02′N | 移栽 Transplanting | 中 Medium |
WRLN004 | 丹东市振兴区 Zhenxing District, Dandong City | 124°17′E | 39°58′N | 移栽 Transplanting | 强 High |
WRLN005 | 丹东市振兴区 Zhenxing District, Dandong City | 124°19′E | 39°59′N | 移栽 Transplanting | 中 Medium |
WRLN006 | 盘锦市盘山县 Panshan County, Panjin City | 122°05′E | 41°21′N | 移栽 Transplanting | 中 Medium |
WRLN008 | 盘锦市盘山县 Panshan County, Panjin City | 122°05′E | 41°21′N | 移栽 Transplanting | 中 Medium |
WRLN009 | 铁岭市铁岭县 Tieling County, Tieling City | 123°47′E | 42°17′N | 移栽 Transplanting | 强 High |
WRLN010 | 铁岭市铁岭县 Tieling County, Tieling City | 123°47′E | 42°17′N | 移栽 Transplanting | 强 High |
江苏省 Jiangsu Province | |||||
WRJS002 | 淮安市楚州县 Chuzhou County, Huai’an City | 119°08′E | 33°26′N | 移栽 Transplanting | 强 High |
WRJS003 | 淮安市清埔区 Qingpu District, Huai’an City | 119°15′E | 33°50′N | 直播 Direct sowing | 中 Medium |
WRJS005 | 连云港市东海县 Donghai County, Lianyungang City | 119°01′E | 34°35′N | 移栽 Transplanting | 弱 Low |
WRJS007 | 连云港市东海县 Donghai County, Lianyungang City | 119°01′E | 34°35′N | 移栽 Transplanting | 弱 Low |
WRJS008 | 连云港市新浦区 Xinpu District, Lianyungang City | 119°16′E | 34°59′N | 直播 Direct sowing | 中 Medium |
WRJS009 | 扬州市高邮县 Gaoyou County,Yangzhou City | 119°31′E | 32°49′N | 移栽 Transplanting | 中 Medium |
WRJS010 | 泰州市兴化县 Xinghua County, Taizhou City | 119°90′E | 32°49′N | 直播 Direct sowing | 中 Medium |
WRJS011 | 泰州市泰兴县 Taixing County, Taizhou City | 120°02′E | 32°16′N | 直播 Direct sowing | 中 Medium |
WRJS012 | 泰州市高港区 Gaogang district,Taizhou City | 119°54′E | 32°25′N | 直播 Direct sowing | 强 High |
WRJS015 | 泰州市高港区 Gaogang district,Taizhou City | 119°55′E | 32°26′N | 直播 Direct sowing | 强 High |
WRJS016 | 常州市新北区 Xinbei District, Changzhou City | 119°49′E | 32°00′N | 直播 Direct sowing | 强 High |
WRJS017 | 常州市新北区 Xinbei District, Changzhou City | 119°49′E | 32°02′N | 抛秧 Seedling casting | 强 High |
WRJS018 | 无锡市江阴县 Jiangyin County,Wuxi City | 120°03′E | 31°54′N | 直播 Direct sowing | 弱 Low |
WRJS019 | 无锡市江阴县 Jiangyin County,Wuxi City | 120°03′E | 31°54′N | 直播 Direct sowing | 弱 Low |
WRJS020 | 扬州市徐集区 Xuji District, Yangzhou City | 119°20′E | 32°20′N | 直播 Direct sowing | 强 High |
WRJS021 | 扬州市新集区 Xinji District, Yangzhou City | 119°18′E | 32°19′N | 直播 Direct sowing | 强 High |
WRJS022 | 扬州市邗江区 Hanjiang District, Yangzhou City | 119°20′E | 32°20′N | 直播 Direct sowing | 强 High |
WRJS027 | 扬州市江都县 Jiangdu County, Yangzhou City | 119°20′E | 32°20′N | 直播 Direct sowing | 强 High |
WRJS030 | 南京市江埔县 Jiangpu County, Nanjing City | 118°37′E | 32°18′N | 直播 Direct sowing | 强 High |
WRJS037 | 南通市如皋县 Rugao County, Nantong City | 120°86′E | 32°01′N | 直播 Direct sowing | 强 High |
WRJS043 | 连云港市东海县 Donghai County, Lianyungang City | 119°10′E | 34°34′N | 移栽 Transplanting | 强 High |
生长期 Growth stage | 性状 Trait | 辽宁杂草稻 Weedy rice in Liaoning | 辽宁栽培粳稻 Japonica rice in Liaoning | 江苏杂草稻 Weedy rice in Jiangsu | 江苏栽培粳稻 Japonica rice in Jiangsu | 江苏籼稻 Indica rice in Jiangsu | |||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
平均值 (标准差) Mean(SD) | 变异 系数 CV(%) | 平均值 (标准差) Mean(SD) | 变异 系数 CV(%) | 平均值 (标准差) Mean(SD) | 变异 系数 CV(%) | 平均值 (标准差) Mean(SD) | 变异 系数 CV(%) | 平均值 (标准差) Mean (SD) | 变异 系数 CV(%) | ||||||||||||
营养生长期 Vegetative stage | |||||||||||||||||||||
1月分蘖数 Tiller no. after one month growth | 13.30(4.64)aA | 34.92 | 9.10(1.32)bB | 14.55 | 14.76(4.69)aA | 31.79 | 8.88(2.02)bB | 22.70 | 12.62(0.30)aAB | 2.41 | |||||||||||
1月株高 Plant height after one month (cm) | 70.62(10.26)bBC | 14.52 | 62.79(7.71)cCD | 12.27 | 75.04(13.41)bAB | 17.87 | 53.28(10.07)dD | 18.89 | 84.34(2.35)aA | 2.79 | |||||||||||
2月分蘖 Tiller no. after two months | 21.88(9.05)aA | 41.37 | 10.62(1.09)cC | 10.22 | 18.65(5.65)abAB | 30.30 | 10.64(2.40)cC | 22.58 | 14.57(0.61)bcBC | 4.17 | |||||||||||
2月株高 Plant height after two months (cm) | 82.81(9.15)bB | 11.05 | 82.93(6.57)bB | 7.92 | 104.23(23.72)bB | 22.76 | 84.12(10.22)aA | 12.15 | 104.67(8.96)aA | 8.56 | |||||||||||
生殖生长期 Reproductive stage | |||||||||||||||||||||
果皮色 Pericarp color | 1.04(0.20)bB | 19.32 | 2.00(0.00)aA | 0.00 | 1.11(0.32)bB | 28.69 | 2.00(0.00)aA | 0.00 | 2.00(0.00)aA | 0.00 | |||||||||||
芒长 Awn length (cm) | 0.10(0.46)aA | 442.53 | 0.00(0.00)aA | 0.00 | 0.38(1.18)aA | 303.38 | 0.00(0.00)aA | 0.00 | 0.00(0.00)aA | 0.00 | |||||||||||
谷粒长/宽比 Grain length/width ratio | 2.39(0.16)bB | 6.90 | 2.17(0.11)cC | 5.16 | 2.44(0.33)bB | 13.30 | 2.19(0.23)cC | 10.46 | 2.94(0.00)aA | 0.00 | |||||||||||
百粒重 100-seed weight (g) | 1.54(0.50)dC | 32.63 | 1.92(0.59)cBC | 30.51 | 1.98(0.48)cBC | 23.96 | 2.34(0.40)bAB | 16.93 | 2.77(0.04)aA | 1.28 | |||||||||||
落粒性 Shattering habit (%) | 0.67(0.31)aA | 45.56 | 0.02(0.00)cB | 21.35 | 0.23(0.19)bB | 83.42 | 0.03(0.03)cB | 128.37 | 0.05(0.04)cB | 78.57 | |||||||||||
秆硬度 Culm rigidity (kg) | 0.58(0.23)cC | 40.24 | 1.16(0.21)bB | 18.38 | 0.59(0.20)cC | 34.16 | 1.09(0.49)bB | 44.96 | 1.41(0.25)aA | 17.61 | |||||||||||
剑叶宽 Flag leaf width (cm) | 1.18(0.21)cC | 18.09 | 1.45(0.31)bB | 21.30 | 1.55(0.15)bB | 9.89 | 1.52(0.19)bB | 12.19 | 1.93(0.28)aA | 14.66 | |||||||||||
剑叶长 Flag leaf length (cm) | 27.87(6.44)bBC | 23.09 | 25.65(1.91)bC | 7.45 | 32.98(5.40)aAB | 16.36 | 27.50(3.34)bC | 12.15 | 35.34(4.72)aA | 13.35 | |||||||||||
剑叶长/宽比 Length/width of flag leaf | 23.74(4.48)aA | 18.86 | 18.16(2.66)cB | 14.66 | 21.55(4.91)abAB | 22.79 | 18.53(4.81)bcB | 25.96 | 18.69(5.13)bcB | 27.44 | |||||||||||
始穗 Initial heading (d) | 77.06(4.17)dC | 5.41 | 80.71(2.93)cC | 3.63 | 90.36(6.10)abAB | 6.75 | 93.00(4.15)aA | 4.46 | 88.50(2.12)bB | 2.40 | |||||||||||
有效穗数 Effective no. of panicles | 22.23(7.81)aA | 35.13 | 9.91(1.60)bB | 16.16 | 13.54(3.43)bB | 25.34 | 9.10(3.60)bB | 39.58 | 13.40(1.70)bB | 12.66 | |||||||||||
主穗穗长 Panicle length (cm) | 19.31(2.15)cC | 11.15 | 20.18(3.12)cC | 15.44 | 22.61(3.01)bB | 13.32 | 19.10(4.46)cC | 23.36 | 26.35(3.32)aA | 12.61 | |||||||||||
50%抽穗 Half heading (d) | 80.36(4.61)cC | 5.74 | 86.43(1.99)bB | 2.30 | 92.50(5.30)aA | 5.74 | 93.33(3.93)aA | 4.21 | 92.00(0.00)aA | 0.00 | |||||||||||
齐穗 Full heading (d) | 87.06(4.15)cC | 4.77 | 93.28(4.03)bB | 4.32 | 98.97(5.74)aA | 5.80 | 98.50(2.74)aA | 2.78 | 98.00(0.00)aA | 0.00 | |||||||||||
齐穗期-始穗期 Full-heading time-Initial-heading time (d) | 10.00(4.49)abAB | 44.94 | 12.57(5.94)aA | 47.25 | 8.61(6.34)bcAB | 73.67 | 5.50(4.18)cB | 76.06 | 9.50(2.12)abAB | 22.33 | |||||||||||
50%黄熟 Yellow maturity (d) | 97.47(7.05)cC | 7.23 | 111.28(1.60)bB | 1.44 | 115.44(6.56)bB | 5.68 | 127.00(8.37)aA | 6.59 | 116.00(9.90)bB | 8.53 | |||||||||||
50%黄熟-50%抽穗 Half-yellow maturity-half-heading time (d) | 17.11(6.18)cC | 36.13 | 24.86(3.13)bB | 12.60 | 22.94(7.18)bB | 31.27 | 33.67(5.82)aA | 17.29 | 24.00(9.90)bB | 41.25 | |||||||||||
全黄熟 Full-yellow maturity (d) | 109.58(5.38)dD | 4.91 | 116.85(0.90)cC | 0.77 | 126.08(6.67)bB | 5.29 | 136.33(8.04)aA | 5.90 | 127.00(1.41)bB | 1.11 | |||||||||||
萌发率 Germination rate in a week (%) | 90.75(8.47)bB | 9.33 | 100.00(0.00)aA | 0.00 | 95.94(10.23)abAB | 10.66 | 93.33(8.55)bAB | 9.16 | 100.00(0.00)aA | 0.00 |
Table 2 Plant traits of weedy rice and cultivated rice in Jiangsu and Liaoning provinces
生长期 Growth stage | 性状 Trait | 辽宁杂草稻 Weedy rice in Liaoning | 辽宁栽培粳稻 Japonica rice in Liaoning | 江苏杂草稻 Weedy rice in Jiangsu | 江苏栽培粳稻 Japonica rice in Jiangsu | 江苏籼稻 Indica rice in Jiangsu | |||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
平均值 (标准差) Mean(SD) | 变异 系数 CV(%) | 平均值 (标准差) Mean(SD) | 变异 系数 CV(%) | 平均值 (标准差) Mean(SD) | 变异 系数 CV(%) | 平均值 (标准差) Mean(SD) | 变异 系数 CV(%) | 平均值 (标准差) Mean (SD) | 变异 系数 CV(%) | ||||||||||||
营养生长期 Vegetative stage | |||||||||||||||||||||
1月分蘖数 Tiller no. after one month growth | 13.30(4.64)aA | 34.92 | 9.10(1.32)bB | 14.55 | 14.76(4.69)aA | 31.79 | 8.88(2.02)bB | 22.70 | 12.62(0.30)aAB | 2.41 | |||||||||||
1月株高 Plant height after one month (cm) | 70.62(10.26)bBC | 14.52 | 62.79(7.71)cCD | 12.27 | 75.04(13.41)bAB | 17.87 | 53.28(10.07)dD | 18.89 | 84.34(2.35)aA | 2.79 | |||||||||||
2月分蘖 Tiller no. after two months | 21.88(9.05)aA | 41.37 | 10.62(1.09)cC | 10.22 | 18.65(5.65)abAB | 30.30 | 10.64(2.40)cC | 22.58 | 14.57(0.61)bcBC | 4.17 | |||||||||||
2月株高 Plant height after two months (cm) | 82.81(9.15)bB | 11.05 | 82.93(6.57)bB | 7.92 | 104.23(23.72)bB | 22.76 | 84.12(10.22)aA | 12.15 | 104.67(8.96)aA | 8.56 | |||||||||||
生殖生长期 Reproductive stage | |||||||||||||||||||||
果皮色 Pericarp color | 1.04(0.20)bB | 19.32 | 2.00(0.00)aA | 0.00 | 1.11(0.32)bB | 28.69 | 2.00(0.00)aA | 0.00 | 2.00(0.00)aA | 0.00 | |||||||||||
芒长 Awn length (cm) | 0.10(0.46)aA | 442.53 | 0.00(0.00)aA | 0.00 | 0.38(1.18)aA | 303.38 | 0.00(0.00)aA | 0.00 | 0.00(0.00)aA | 0.00 | |||||||||||
谷粒长/宽比 Grain length/width ratio | 2.39(0.16)bB | 6.90 | 2.17(0.11)cC | 5.16 | 2.44(0.33)bB | 13.30 | 2.19(0.23)cC | 10.46 | 2.94(0.00)aA | 0.00 | |||||||||||
百粒重 100-seed weight (g) | 1.54(0.50)dC | 32.63 | 1.92(0.59)cBC | 30.51 | 1.98(0.48)cBC | 23.96 | 2.34(0.40)bAB | 16.93 | 2.77(0.04)aA | 1.28 | |||||||||||
落粒性 Shattering habit (%) | 0.67(0.31)aA | 45.56 | 0.02(0.00)cB | 21.35 | 0.23(0.19)bB | 83.42 | 0.03(0.03)cB | 128.37 | 0.05(0.04)cB | 78.57 | |||||||||||
秆硬度 Culm rigidity (kg) | 0.58(0.23)cC | 40.24 | 1.16(0.21)bB | 18.38 | 0.59(0.20)cC | 34.16 | 1.09(0.49)bB | 44.96 | 1.41(0.25)aA | 17.61 | |||||||||||
剑叶宽 Flag leaf width (cm) | 1.18(0.21)cC | 18.09 | 1.45(0.31)bB | 21.30 | 1.55(0.15)bB | 9.89 | 1.52(0.19)bB | 12.19 | 1.93(0.28)aA | 14.66 | |||||||||||
剑叶长 Flag leaf length (cm) | 27.87(6.44)bBC | 23.09 | 25.65(1.91)bC | 7.45 | 32.98(5.40)aAB | 16.36 | 27.50(3.34)bC | 12.15 | 35.34(4.72)aA | 13.35 | |||||||||||
剑叶长/宽比 Length/width of flag leaf | 23.74(4.48)aA | 18.86 | 18.16(2.66)cB | 14.66 | 21.55(4.91)abAB | 22.79 | 18.53(4.81)bcB | 25.96 | 18.69(5.13)bcB | 27.44 | |||||||||||
始穗 Initial heading (d) | 77.06(4.17)dC | 5.41 | 80.71(2.93)cC | 3.63 | 90.36(6.10)abAB | 6.75 | 93.00(4.15)aA | 4.46 | 88.50(2.12)bB | 2.40 | |||||||||||
有效穗数 Effective no. of panicles | 22.23(7.81)aA | 35.13 | 9.91(1.60)bB | 16.16 | 13.54(3.43)bB | 25.34 | 9.10(3.60)bB | 39.58 | 13.40(1.70)bB | 12.66 | |||||||||||
主穗穗长 Panicle length (cm) | 19.31(2.15)cC | 11.15 | 20.18(3.12)cC | 15.44 | 22.61(3.01)bB | 13.32 | 19.10(4.46)cC | 23.36 | 26.35(3.32)aA | 12.61 | |||||||||||
50%抽穗 Half heading (d) | 80.36(4.61)cC | 5.74 | 86.43(1.99)bB | 2.30 | 92.50(5.30)aA | 5.74 | 93.33(3.93)aA | 4.21 | 92.00(0.00)aA | 0.00 | |||||||||||
齐穗 Full heading (d) | 87.06(4.15)cC | 4.77 | 93.28(4.03)bB | 4.32 | 98.97(5.74)aA | 5.80 | 98.50(2.74)aA | 2.78 | 98.00(0.00)aA | 0.00 | |||||||||||
齐穗期-始穗期 Full-heading time-Initial-heading time (d) | 10.00(4.49)abAB | 44.94 | 12.57(5.94)aA | 47.25 | 8.61(6.34)bcAB | 73.67 | 5.50(4.18)cB | 76.06 | 9.50(2.12)abAB | 22.33 | |||||||||||
50%黄熟 Yellow maturity (d) | 97.47(7.05)cC | 7.23 | 111.28(1.60)bB | 1.44 | 115.44(6.56)bB | 5.68 | 127.00(8.37)aA | 6.59 | 116.00(9.90)bB | 8.53 | |||||||||||
50%黄熟-50%抽穗 Half-yellow maturity-half-heading time (d) | 17.11(6.18)cC | 36.13 | 24.86(3.13)bB | 12.60 | 22.94(7.18)bB | 31.27 | 33.67(5.82)aA | 17.29 | 24.00(9.90)bB | 41.25 | |||||||||||
全黄熟 Full-yellow maturity (d) | 109.58(5.38)dD | 4.91 | 116.85(0.90)cC | 0.77 | 126.08(6.67)bB | 5.29 | 136.33(8.04)aA | 5.90 | 127.00(1.41)bB | 1.11 | |||||||||||
萌发率 Germination rate in a week (%) | 90.75(8.47)bB | 9.33 | 100.00(0.00)aA | 0.00 | 95.94(10.23)abAB | 10.66 | 93.33(8.55)bAB | 9.16 | 100.00(0.00)aA | 0.00 |
Fig. 1 Scatter plot of the first and second principal components based on variation of 23 plant traits of weedy rice and cultivated rice samples in Jiangsu and Liaoning provinces.
类群 Group | 第1类 Subgroup 1 | 第2类 Subgroup 2 | 第3类 Subgroup 3 | 第4类 Subgroup 4 | 第5类 Subgroup 5 | 第6类 Subgroup 6 |
---|---|---|---|---|---|---|
果皮色 Pericarp color | 1.06(0.24)bB | 1.04(0.21)bB | 1.50(0.71)aA | 1.14(0.38)bB | 1.00(0.00)bB | 1.06(0.26)bB |
芒长 Awn length (cm) | 0.15(0.55)bB | 0.00(0.00)bB | 3.95(1.34)aA | 0.27(0.72)bB | 0.37(1.25)bB | 0.00(0.00)bB |
谷粒长/宽比 Grain length/width ratio | 2.36(0.18)aA | 2.48(0.22)aA | 2.07(0.06)bB | 2.44(0.37)aA | 2.50(0.32)aA | 2.38(0.21)aA |
有效穗数 Effective no. of panicles | 19.95(6.40)bB | 27.05(8.37)aA | 11.40(0.85)cC | 13.08(3.36)cC | 14.67(3.21)cBC | 12.85(3.58)cC |
秆硬度 Culm rigidity (kg) | 0.59(0.24)bcAB | 0.55(0.21)bcB | 0.59(0.23)bcAB | 0.78(0.12)aA | 0.44(0.21)cB | 0.62(0.16)bAB |
落粒性 Shattering habit (%) | 0.71(0.32)aA | 0.54(0.25)aA | 0.03(0.00)cB | 0.28(0.23)bB | 0.24(0.10)bB | 0.23(0.23)bB |
百粒重 100-seed weight (g) | 1.46(0.47)cB | 1.74(0.55)bcAB | 1.73(0.10)bcAB | 1.66(0.56)bcAB | 2.12(0.30)aA | 2.04(0.53)abA |
剑叶宽 Flag leaf width (cm) | 1.27(0.19)cC | 0.99(0.12)dD | 1.37(0.38)cBC | 1.66(0.18)aA | 1.57(0.11)abA | 1.51(0.11)bAB |
剑叶长 Flag leaf length (cm) | 30.73(5.41)bB | 21.64(3.05)cC | 32.37(11.84)bB | 31.40(4.39)bB | 29.16(4.34)bB | 36.96(3.05)aA |
剑叶长/宽比 Flag leaf length/ width ratio | 24.47(4.67)abA | 21.94(3.55)bcAB | 25.84(15.85)aA | 19.03(3.84)cdB | 18.53(2.78)dB | 24.52(2.75)abA |
1月分蘖数 Tiller no. after one month growth | 13.15(4.21)abA | 13.43(5.56)abA | 11.40(0.85)bA | 14.45(3.50)abA | 16.26(6.53)aA | 14.63(3.68)abA |
1月株高 Plant height after one month (cm) | 70.92(11.02)bBC | 70.59(8.81)bBC | 75.66(14.62)abAB | 60.71(6.04)cC | 72.82(12.63)bAB | 82.64(11.40)aA |
2月分蘖数 Tiller no. after two months | 19.01(7.15)bB | 27.56(10.26)aA | 15.08(4.60)bB | 20.81(4.21)bAB | 20.58(7.97)bAB | 17.30(3.20)bB |
2月株高 Plant height after two months (cm) | 82.22(8.70)cB | 87.60(19.32)bcB | 109.66(2.35)aA | 91.70(8.22)bcB | 98.25(21.26)abAB | 109.79(25.67)aA |
主穗穗长 Panicle length (cm) | 19.61(2.08)cdC | 18.86(2.45)dC | 18.80(2.55)dC | 20.74(1.98)bcBC | 22.30(3.81)bAB | 24.11(1.91)aA |
始穗 Initial heading time (d) | 75.24(3.61)dD | 81.60(2.35)cC | 88.00(2.83)bB | 94.14(2.27)aA | 87.18(7.65)bB | 91.26(5.62)aAB |
50%抽穗 Half heading (d) | 78.54(4.12)eD | 84.73(2.75)dC | 91.00(5.66)bcB | 96.14(1.46)aA | 89.54(4.72)cB | 93.33(6.02)abAB |
齐穗 Full heading (d) | 86.12(4.14)dD | 89.60(3.74)cCD | 92.50(7.78)cC | 102.14(7.56)aA | 97.18(5.76)bB | 99.73(3.97)abAB |
齐穗期-始穗期 Full-heading time-Initial-heading time (d) | 10.88(4.46)aA | 8.00(3.88)abAB | 4.50(4.95)bB | 8.00(7.75)abAB | 10.00(9.49)aA | 8.46(2.17)abAB |
50%黄熟 Yellow maturity (d) | 93.06(2.05)eD | 107.78(2.84)dC | 117.50(0.71)bB | 123.71(2.63)aA | 117.09(1.38)bB | 110.20(6.05)cC |
50%黄熟-50% 抽穗 Half-yellow maturity-half-heading time (d) | 14.52(4.66)cB | 23.04(5.00)bA | 26.50(4.95)abA | 27.57(2.07)aA | 27.54(4.70)aA | 16.86(6.37)cB |
全黄熟 Full-yellow maturity (d) | 106.32(2.44)eE | 117.30(1.77)dD | 126.00(0.00)bB | 136.71(3.25)aA | 125.81(0.60)bB | 121.46(5.17)cC |
萌发率 Germin. rate in a week (%) | 92.84(8.55)bAB | 86.60(6.67)cBC | 100.00(0.00)aA | 80.28(15.64)dC | 100.00(0.00)aA | 99.46(2.07)aA |
Table 3 Mean values of 23 plant traits in each cluster
类群 Group | 第1类 Subgroup 1 | 第2类 Subgroup 2 | 第3类 Subgroup 3 | 第4类 Subgroup 4 | 第5类 Subgroup 5 | 第6类 Subgroup 6 |
---|---|---|---|---|---|---|
果皮色 Pericarp color | 1.06(0.24)bB | 1.04(0.21)bB | 1.50(0.71)aA | 1.14(0.38)bB | 1.00(0.00)bB | 1.06(0.26)bB |
芒长 Awn length (cm) | 0.15(0.55)bB | 0.00(0.00)bB | 3.95(1.34)aA | 0.27(0.72)bB | 0.37(1.25)bB | 0.00(0.00)bB |
谷粒长/宽比 Grain length/width ratio | 2.36(0.18)aA | 2.48(0.22)aA | 2.07(0.06)bB | 2.44(0.37)aA | 2.50(0.32)aA | 2.38(0.21)aA |
有效穗数 Effective no. of panicles | 19.95(6.40)bB | 27.05(8.37)aA | 11.40(0.85)cC | 13.08(3.36)cC | 14.67(3.21)cBC | 12.85(3.58)cC |
秆硬度 Culm rigidity (kg) | 0.59(0.24)bcAB | 0.55(0.21)bcB | 0.59(0.23)bcAB | 0.78(0.12)aA | 0.44(0.21)cB | 0.62(0.16)bAB |
落粒性 Shattering habit (%) | 0.71(0.32)aA | 0.54(0.25)aA | 0.03(0.00)cB | 0.28(0.23)bB | 0.24(0.10)bB | 0.23(0.23)bB |
百粒重 100-seed weight (g) | 1.46(0.47)cB | 1.74(0.55)bcAB | 1.73(0.10)bcAB | 1.66(0.56)bcAB | 2.12(0.30)aA | 2.04(0.53)abA |
剑叶宽 Flag leaf width (cm) | 1.27(0.19)cC | 0.99(0.12)dD | 1.37(0.38)cBC | 1.66(0.18)aA | 1.57(0.11)abA | 1.51(0.11)bAB |
剑叶长 Flag leaf length (cm) | 30.73(5.41)bB | 21.64(3.05)cC | 32.37(11.84)bB | 31.40(4.39)bB | 29.16(4.34)bB | 36.96(3.05)aA |
剑叶长/宽比 Flag leaf length/ width ratio | 24.47(4.67)abA | 21.94(3.55)bcAB | 25.84(15.85)aA | 19.03(3.84)cdB | 18.53(2.78)dB | 24.52(2.75)abA |
1月分蘖数 Tiller no. after one month growth | 13.15(4.21)abA | 13.43(5.56)abA | 11.40(0.85)bA | 14.45(3.50)abA | 16.26(6.53)aA | 14.63(3.68)abA |
1月株高 Plant height after one month (cm) | 70.92(11.02)bBC | 70.59(8.81)bBC | 75.66(14.62)abAB | 60.71(6.04)cC | 72.82(12.63)bAB | 82.64(11.40)aA |
2月分蘖数 Tiller no. after two months | 19.01(7.15)bB | 27.56(10.26)aA | 15.08(4.60)bB | 20.81(4.21)bAB | 20.58(7.97)bAB | 17.30(3.20)bB |
2月株高 Plant height after two months (cm) | 82.22(8.70)cB | 87.60(19.32)bcB | 109.66(2.35)aA | 91.70(8.22)bcB | 98.25(21.26)abAB | 109.79(25.67)aA |
主穗穗长 Panicle length (cm) | 19.61(2.08)cdC | 18.86(2.45)dC | 18.80(2.55)dC | 20.74(1.98)bcBC | 22.30(3.81)bAB | 24.11(1.91)aA |
始穗 Initial heading time (d) | 75.24(3.61)dD | 81.60(2.35)cC | 88.00(2.83)bB | 94.14(2.27)aA | 87.18(7.65)bB | 91.26(5.62)aAB |
50%抽穗 Half heading (d) | 78.54(4.12)eD | 84.73(2.75)dC | 91.00(5.66)bcB | 96.14(1.46)aA | 89.54(4.72)cB | 93.33(6.02)abAB |
齐穗 Full heading (d) | 86.12(4.14)dD | 89.60(3.74)cCD | 92.50(7.78)cC | 102.14(7.56)aA | 97.18(5.76)bB | 99.73(3.97)abAB |
齐穗期-始穗期 Full-heading time-Initial-heading time (d) | 10.88(4.46)aA | 8.00(3.88)abAB | 4.50(4.95)bB | 8.00(7.75)abAB | 10.00(9.49)aA | 8.46(2.17)abAB |
50%黄熟 Yellow maturity (d) | 93.06(2.05)eD | 107.78(2.84)dC | 117.50(0.71)bB | 123.71(2.63)aA | 117.09(1.38)bB | 110.20(6.05)cC |
50%黄熟-50% 抽穗 Half-yellow maturity-half-heading time (d) | 14.52(4.66)cB | 23.04(5.00)bA | 26.50(4.95)abA | 27.57(2.07)aA | 27.54(4.70)aA | 16.86(6.37)cB |
全黄熟 Full-yellow maturity (d) | 106.32(2.44)eE | 117.30(1.77)dD | 126.00(0.00)bB | 136.71(3.25)aA | 125.81(0.60)bB | 121.46(5.17)cC |
萌发率 Germin. rate in a week (%) | 92.84(8.55)bAB | 86.60(6.67)cBC | 100.00(0.00)aA | 80.28(15.64)dC | 100.00(0.00)aA | 99.46(2.07)aA |
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