部分玉米新选系育种潜势分析
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摘要
本实验以四川农业大学玉米研究所选出的籽粒深度和大小不同的16个高代稳定自交系和4个外引骨干系为供试材料,按Griffing方法4组配190个杂交组合,通过自交系农艺经济性状鉴定,双列杂交分析和基于SSR分子标记的聚类分析,对16个新选自交系进行自身农艺经济性状分析,配合力分析和杂种优势群的划分。同时,对粒长、粒宽、粒厚、收获时籽粒含水量的遗传特性进行初探。结果表明:
     1.方差分析表明,20自交系在株高、穗位高、穗长、秃尖长、穗行数、行粒数、单株产量、百粒重、粒长上存在极显著差异,综合分析16个新选系的株高、单株产量及其构成性状,结果表明R08、5073_2、5041_3、5289_1、5024_2、ES40和18_599是农艺经济性状表现较好的新选系;株高、穗位高、播种至抽丝间隔、穗长、秃尖长、穗行数、行粒数、穗粒数、百粒重、容重、出籽率、穗重、轴重、单株产量、籽粒鲜干重差(HKWI)、粒长、粒宽、粒厚等性状在190个杂交组合间存在极显著差异,单株产量超过对照品种川单13及川单21 10%以上的杂交组合分别为10个和6个。
     2.配合力方差分析结果表明,各性状一般配合力(GCA)和特殊配合力(SCA)在不同亲本、组合间存在极显著差异;单株产量及其构成性状GCA表现较好的新选系有4097_2、R08、5024_2、5220_2、ES40、4022_1,单株产量SCA效应值达正向显著或极显著的组合有52个,达负向显著或极显著的组合有41个,单株产量SCA最高的组合是5289_1×5064_2,单株产量SCA最低的组合是5073_2×698_3;单株产量SCA的方差变幅为93.70~324.34,方差较小的新选系是5227_2、4146、R08,方差较大的新选系是5064_2、5073_2、5253_3;单株产量TCA排在前30位杂交组合,其中有17个组合含有4097_2或5024_2这两个新选自交系。综合分析新选系农艺经济性状表现和配合力表现,笔者认为4097_2和5024_2综合表现最好,不仅单株产量GCA高,而且单株产量SCA方差的变异幅度较大,用其组配的组合TCA也高,且出现机率大,从中筛选到高产杂交组合的可能性大,应当充分加以利用,但4097_2自身产量较低,且株高GCA正向效应值较大,所以在组配时宜作父本,并注意母本株高GCA的选择;其余新选系各自有其突出的优良特点,可根据育种要求加以利用。
     3.根据SSR分析结果,计算20个供试自交系的遗传距离,平均遗传距离为0.82,变异幅度为0.11-1.26,其平均值虽较小,但变异幅度却较大,说明供试的20个自交系间具有一定的遗传多样性;聚类结果表明,20个自交系被划分为4个杂优类群,第1大类
    
    四川农业大学硕士学位论文
    中有模式自交系B73和Mo17,这一类群应属于Re记群和Lancaster群的衍生群。其中第
    I一l亚群中6983、50732、3237、52272、50242、5 1291和B73聚在一起,它们可
    能属于改良Reid亚群;I一4亚群中的200B和R08与Mol7聚在一起,可能属于Lancaster
    亚群:I一2和I一3亚群由于没有和模式自交系聚在一起,它们可能属于其他亚群。第m大
    类中由于有模式自交系黄早四,故该类群应属于四平头群。第IV大类包括模式自交系丹
    340,故该类群属于旅大红骨群。第H大类的4146、18一599、5253一3由于没有和模式自交
    系聚在一起,可能属于其它类群。聚类结果还表明,16个新选系中有12个被聚于I类,
    这在一定程度上反映出供试新选系虽有一定的遗传多样性,但它们的遗传基础相对还是较
    窄。
     4.根据单株产量TCA表现和SSR聚类分析结果,本实验单株产量TCA前15位组
    合的组配方式中,I一lxl一3的有4个,11一lxl一2的有3个,Ilxl一l的有2个,I一3xl一2、Illxl一2、
    IVXI一2、Illxl一4、11、I一2、I一4xl一2等各l个。由此可见,单株产量TCA前15位的组合,I
    类中各亚类间组配的组合有9个,占60%,表明I类中各亚类间组配可产生较强的杂种优
    势;此外,由卜1亚类与其它类或亚类组配的组合也有9个,表明I一1亚类(改良Reid亚
    群)具有较大的育种潜势。
     5.按Griffing方法4(模型n)对粒长、粒宽、粒厚和籽粒鲜干重差进行遗传分析,
    研究结果初步表明,粒长、粒宽、粒厚的加性效应大于非加性效应,它们均以加性效应为
    主,在选育自交系时,可进行早代选择,而在选配组合时,则应同时兼顾非加性效应:籽
    粒鲜干重差的加性效应虽大于非加性效应,但其环境方差明显大于遗传方差,故在选择时
    应以间接选择为主,且需进行多年、多点鉴定。
In this study, the material were 16 new maize inbred lines which be difference in kernel length and size of Maize Research Institute of Sichuan Agriculture University and 4 elite inbred lines in Sichuan and 190 crosses combined by 20 inbred lines. 20 inbred lines were studied by agronomic and economic trails observation analysis and cluster analysis based on SSRs. 190 crosses were studied by agronomic and economic trails observation analysis and combing ability analysis based on 4th method of Griffing's. Meanwhile the genetic character of kernel length & kernel width & kernel depth & HKWI were studied. The main results as following:
    1 .Inbred lines variance of plant height, ear height, ear length, sterile length, rows per ear, kernels per row, plant yield, 100-kernel weight and kernel length of 20 inbred lines were significant at 0.01 level. The comprehensive of plant yield and other trails contributing to plant yield were synthetic analyzed. The results indicated that inbred line R08,5073_2,5041_3,5289_1,5024_2,ES40 ,18_599 had better comprehensive of agronomic and economic trails. Crosses variance of plant height, ear height, interval between anther and silk, ear length, sterile length, rows per ear, kernels per row, kernel per ear, 100-kernel weight, unit weight, shelling percentage, ear weight, axis weight, plant yield, HKWI, kernel length, kernel width, kernel depth were significant at 0.01 level. The plant yield of 10 and 6 crosses was more than Chuandanl3 and Chuandan21, which were check variety.
    2.GCA and SCA variance of plant height, ear height, interval between anther and silk, ear length, sterile length, rows per ear, kernels per row, kernel per ear, 100-kernel weight, unit weight, shelling percentage, ear weight, axis weight, plant yield, HKWI, kernel length, kernel width, kernel depth were significant at 0.01 level. Inbred line 4097_2, R08,5024_2, 5220_2, ES40, 4022_1 had better comprehensive GCA of plant yield and other trails contributing to plant yield. Hybrids number of SCA positive and negative effect significance at 0.05 or 0.01 level were 52 and 41. 5289_1 5064_2 had highest plant yield SCA and 5073_2x698_3 had the lowest one. Variance of plant yield SCA ranged from 93.70 to 324.34, and inbred line 5227_2,4146,R08 had smaller variance, and inbred line 5064_2,5073_2,5253_3 had larger variance. 17 crosses were combined by 4097_2 or 5024_2 in 30 crosses which had larger total combing ability(TCA) of plant yield. So the results indicated that inbred line 4097_2 and 5024_2 performed better ju
    dged by high plant yield GCA and wide variance range of plant yield SCA, and high plant yield crosses could probably be screened from crosses combined by the two inbred lines, but inbred 4097_2 had a lower plant yield, so it should be male parentage in crosses. Other inbred lines had their own advantages and could be used in different breeding
    
    
    
    aims.
    3.Genetic distances (GD) of 20 inbred lines were calculated based SSR analysis data. Although average GD (0.82) was smaller, wider GD range (from 0.11 to 1.26) showed, to some extent, higher genetic morphology among studied materials. In this cluster result, 20 inbred lines were classified 4 groups: group I included B73 and Mol7, so this group should be deuterogenic group of group Reid and Lancaster. In subgroup 1-1, inbred line 698_3,5073_2,3237,5227_2,5024_2,5129_1 got together with B73, these inbred lines should be modified group Reid. In subgroup 1-4, inbred line 200B and R08 got together with Mo 17. These two inbred lines should be subgroup Lancaster. In subgroup 1-2 and 1-3 and II, there were no inbred lines got together with typical inbred line, so subgroup 1-2 and 1-3 and II should be other group. Group III include Huangzao4, so this group should be group Sipingtou. Group IV include Dan340, so this group should be group Ludahonggu. Meanwhile the cluster result also indicated that group I include 12 i
    nbred lines of 16 new inbred lines, In some extent, it indicated that the germplasm of these new inbred lines for studying was limited.
    4.According to pla
引文
1.西南农业大学、四川农业大学.作物育种学[M],农业出版社 1991
    2.卢庆善,华泽田等.农作物杂种优势[M],中国农业科技出版社,2001
    3.王云生,王殊华,张永林.试论降低玉米籽粒含水量提高我省玉米商品粮质量[J].黑龙江农业科学,1987,(1):42~45
    4. Sprague G.F. General VS specific combining ability in single crosses of corn [J], Am. Soc. Agrom. 1942 (34):923~932
    5.陈国基,郭国亮等.玉米自交系配合力测验[J],山西农业科学 1991(2)
    6.郑祖平,李忠等.玉米自交系几个性状的遗传参数研究[J],玉米科学 1997 5(1):14~17,23
    7.李丹、曹振北、张宗文等.玉米种质的配合力分析.见:玉米育种研究进展科学出版社 1992
    8.罗福和、路凤银、季良越等.玉米改良单交种选育方法的研究[J],作物学报 1995 21(5):556~560
    9. Hallauer A R and Russell W A. Effects of weather factor on grain moister reduction from silking to physiologic maturity in corn. Agronom Journal, 1960,26:225~229
    10.杨村、徐志达、邹庆道等.玉米籽粒水分含量的遗传研究[J].国外农学—杂粮作物,1998,18(2):11~14
    11. Griffing B. Concept of general and specific combining ability in relation to diallel crossing systems[J], Biol.Sci. 1956 (9):463~493
    12. Griffing B. A generalized treatment of the use of diallel crosses in quantitative inheritance[J], Heredity 1956 (10):31~45
    13.高之仁.数量遗传学[M],四川大学出版社 1986
    14.温海霞等.9个玉米自交系主要株型性状的配合力分析[J],西南农业大学学报 2002(6):223~225
    15.王孝杰、陈刚等.常用玉米自交系数量性状配合力分析[J],杂粮作物 2001 21(4):1~4
    16.敖君.几个玉米自交系主要数量性状配合力分析[J],玉米科学 1999 7(1):41~42
    17.何丹等.12个玉米自交系产量性状配合力分析[J],杂粮作物 2001 21(4):5~7
    18.彭云承、马学明.几个常用玉米自交系主要数量性状的配合力分析[J],杂粮作物 2001 21(4):1~4
    19.玉米遗传育种学编写组.玉米遗传育种学[M],科学出版社 1979:107~129
    20. Arnel, R.Hallauer and J.B.Miranda. Quantitive genetics in maize breeding[J], The Iowa State University Press 1981 121~123
    21.王泽立、王守义.玉米自交系的配合力分析[J],山东农业科学1990(4):13~17
    22.吴渝生、朱永平.15个玉米自交系主要数量性状配合力的研究[J],云南农业大学学报 1997(3):173~177
    
    
    23.李新海等.10个热带、亚热带玉米群体配合力效应研究[J],玉米科学 2001 9(1):1~5
    24.白艳凤.九个玉米自交系主要数量性状配合力及应用潜力分析[J],玉米科学 2001 9(4):39~42
    25.李小琴等.玉米自交系产量配合力综合评价方法探讨[J],华中农业大学学报 1996 15(3):205~209
    26.史桂荣.早熟玉米自交系主要数量性状的配合力分析及评价[J],玉米科学 2000 8(4):25~27
    27.何川等.15份玉米自交系数量性状配合力分析[J],玉米科学 2000 8(4):33~36
    28.杨克昌等.几个玉米骨干自交系主要性状的配合力分析[J],玉米科学 2000 8(3):37~39,50
    29.余永芬等.高寒山区几个玉米自交系数量性状配合力分析[J],玉米科学 1999 7(3):9~12
    30.吴渝生.玉米自交系主要数量性状的配合力分析[J],西南农业学报 1997 01
    31.王振华,七个玉米自交系产量性状的配合力分析[J],河南农业科学 1997 02
    32.杨人震等.14个玉米自交系配合力与遗传力分析[J],福建农业学报 1998 02
    33.王晓明.广东省几个玉米自交系主要数量性状配合力及其遗传参数分析[J],玉米科学 1998 04
    34.何代元,吴光成.几个玉米自交系数量性状的配合力研究[J],陕西农业科学 2000 11
    35.王江民,李雁,李槐芬.新选育玉米自交系农艺性状配合力分析[J],西南农业学报 1999 04
    36.何海军,寇思荣,杨彦忠.新引进玉米自交系配合力分析与利用评价[J],甘肃农业科技 2000 10
    37.毛金雄,何川等.几个矮秆玉米自交系的配合力分析[J],杂粮作物 2000 04
    38.史桂荣.黑龙江省常用中晚熟玉米自交系的配合力评价[J],黑龙江农业科学 2001 04
    39.师公贤,李耀文等.几个新选玉米自交系数量性状配合力分析[J].西北农林科技大学学报(自然科学版)2001 S1
    40.童川拉.8个白糯玉米自交系主要性状配合力的分析[J],福建农业学报 2001 04
    41.陈德武,蒋志成.玉米自交系数量性状配合力的相关分析[J],中国农技推广 2002 01
    42.黄开健.几个玉米自交系主要农艺性状的配合力研究和杂种优势分析[J].玉米科学 1999 04
    43.盖儒学等.玉米自交系黄早4、Mo17改良系配合力及其改良杂交种遗传关系的研究[J],玉米科学 1997 5(2):42~44
    44.番兴明等.优质蛋白玉米自交系产量的配合力及其杂种优贽模式的初步分析[J],作物学报 2001 27(6):986~992
    45.杨克诚、赖仲铭等.玉米籽粒几个物理性状与粒重的关系及其遗传研究[J],四川农业大学学报 19875(1):11~16
    46.吴渝生.玉米籽粒性状配合力及其遗传的研究[J],种子 1997(1):13~16
    47.李玉玲等.玉米籽粒性状的遗传效应分析[J].遗传,2000,22(3):133-136
    48.李玉玲等.玉米籽粒性状种子和母体效应当遗传分析[J],玉米科学 2000 8(3):18~22
    49.杨伟光等.玉米籽粒性状的遗传研究[J],玉米科学 2001 9(3):37~39
    50.李仕贵.植物分子生物学技术概论讲义.2001
    51. Smith J.S.C., Chin E.C.L.,Shu H., et al .AN evaluation of the Utility of SSR loci as moilecular markers in maize(Zea Mays L.):Comparisons with data from RFLP and pedigree[J] Theor. Appl. Genet.,
    
    1997,95:163-173
    52. Senior M.L., et al. Utility of SSRs for Determining Genetic Similarities and Relationships in Maize Using an Agarose Gel System[J]. Crop Sci., 1998, 38:1088-1098
    53.袁力行等.利用分子标记预测玉米杂种优势的研究[J],中国农业科学 2000 33(6):6~12
    54.张世煌,彭泽斌,袁立行,等.玉米杂种优势与我国玉米种质扩增[A].中国农学会.21世纪玉米遗传育种展望[C]。北京:中国农业出版社,2000,37-41
    55.李新海,傅骏骅,张世煌,袁力行,李明顺.利用SSR标记研究玉米自交系的遗传变异[J].中国农业科学,2000,33(2):1-9
    56.赵久然等.美国杂交玉米背景介绍,21世纪玉米遗传育种展望——玉米遗传育种国际学术讨论会文集,中国农业科技出版社 2000
    57.李竞雄.玉米育种研究进展[M],科学出版社 1992
    58.刘纪麟.玉米育种学(第二版)[M],农业出版社 2002
    59.A.R.哈洛威.玉米轮回选择的理论与实践[M],农业出版社 1989
    60.张世煌.玉米的杂种优势群和杂种优势模式[J],作物杂志 1998(增刊)
    61.吴景锋.我国玉米杂交种种质基础评述[J].中国农业科学 1983(2):1~8
    62.曾三省,中国玉米杂交种的种质基础[J],中国农业科学 1990 23(4):1~9
    63.陈刚.丹玉号玉米杂交种遗传基础的分析与评价[J],玉米科学 2(1):10~13
    64.王懿波等,中国玉米主要种质的改良与杂优模式的利用[J],玉米科学 1999 7(1):1~8
    65.王懿波等.中国玉米种质基础、杂种优势群划分与杂优模式的研究[J],玉米科学 1998 6(1):9~18
    66.王懿波等.中国主要种质杂交优势利用模式研究[J],中国农业科学 1997 30(4):16~24
    67.郭海鳌等.吉林省种质类群分析及其扩增与改良[J],作物杂志 1998(增刊)
    68.安卫红等.陕西玉米杂种优势群划分和杂种优势模式研究[J],玉米科学 2001 3
    69.史新海等.山东省玉米种质基础、杂种优势群的划分和杂交优势模式的研究[J],玉米科学 1999 4
    70.陈举林等.山东省玉米种质基础及杂种优势模式分析[J],作物研究 2000 1
    71.荣廷昭,潘光堂,黄玉碧.数量遗传学[M],中国科学技术出版社 2003
    72.聂永心.利用SSR分子标记对四川常用玉米自交系杂种优势群划分的研究.四川农业大学硕士论文,2003
    73.黄青.四川部分玉米骨干自交系配合力分析和杂优类群及杂优模式研究.四川农业大学硕士论文,2003

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