详细信息
文献类型:期刊文献
中文题名:中国部分杨属植物的染色体数目
英文题名:Chromosome numbers of some Populus taxa from China
作者:张守攻[1] 陈成彬[2] 韩素英[1] 李秀兰[2] 任建中[3] 周玉权[3] 宋文芹[2] 陈瑞阳[2] 齐力旺[1]
机构:[1]中国林业科学研究院林业研究所;[2]南开大学生命科学学院;[3]山西省杨树丰产林试验局
年份:2005
卷号:43
期号:6
起止页码:539-544
中文期刊名:植物分类学报
外文期刊名:Acta Phytotaxonomica Sinica
收录:CSTPCD;;Scopus;北大核心:【北大核心2004】;CSCD:【CSCD2011_2012】;
基金:国家重点基础研究发展规划项目(G1999016003);国家自然科学基金(30571517)资助~~
语种:中文
中文关键词:杨属;染色体数目;倍件;三倍体
外文关键词:Populus, chromosome number, ploidy, triploid.
分类号:Q943;S792.110.4
摘要:对中国杨属PopulusL.5组14种(银白杨P.albaL.、河北杨P.hopeiensisHu&Chow、毛白杨P.tomentosaCarr.、欧洲山杨P.tremulaL.、小叶杨P.simoniiCarr.、辽杨P.maximowicziiHenry、大青杨P.ussuriensisKom.、青杨P.cathayanaRehd.、小青杨P.pseudo-simoniiKitag.、香杨P.koreanaRehd.、毛果杨P.trichocarpaTorr.&Grog.、大叶杨P.lasiocarpaOliv.、欧洲黑杨P.nigraL.、胡杨P.euphraticaOliv.),3变种(新疆杨P.albaL.var.pyramidalisBge.、箭秆杨P.nigraL.var.thevestinaBean.、钻天杨P.nigraL.var.italica(moench.)Koehne),3杂交种(小钻杨P.×xiaozhuanicaW.Y.Hsu&Liang、北京杨P.×beijingensisW.Y.Hsu、加杨P.×canadensisMoench、晚花杨P.×canadensisMoenchcv.“serotina”、沙兰杨P.×canadensisMoenchcv.“Sacrau79”和意大利214杨P.×canadensisMoenchcv.“I-214”)进行了染色体计数。发现白杨组的毛白杨P.tomentosaCarr.、黑杨组的沙兰杨P.×canadensisMoenchcv.“Sacrau79”和意大利214杨P.×canadensisMoenchcv.“I-214”为三倍体(2n=3x=57),其余均为二倍体(2n=2x=38)。
Chromosome numbers and ploidy levels of 14 Chinese Populus species (Populus alba L.,P. hopeiensis Hu & Chow, P. tomentosa Carr., P. tremula L., P. simonii Carr, P. maximowiczii Henry, P. ussuriensis Kom., P. cathayana Rehd., P. pseudo-simonii Kitag., P. koreana Rehd., P. trichocarpa Torr. & Grog., P. lasiocarpa Oliv., P. nigra L., P. euphratica Oliv.), three varieties (P. alba L. var. pyramidalis Bge., P. nigra L. var. thevestina Bean., P. nigra L. var. italica (moench.) Koehne) and three hybrid species (P. ×xiaozhuanica W. Y. Hsu & Liang, P. ×beijingensis W. Y. Hsu, P.× canadensis Moench, P.×canadensis Moench cv. “serotina”, P. ×canadensis Moench cv. “Sacrau 79”, P.×canadensis Moench cv. “I-214”) are reported. These taxa represent five sections of the genus. P. tomentosa of section Populus and P.×canadensis Moench cv. “Sacrau 79”, P.×canadensis Moench cv. “I-214” of section Aigeiros were triploid (2n=2x=38), while the remaining taxa were diploid (2n=2x=38).
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