大豆引进种质抗胞囊线虫病、抗花叶病毒病和耐盐基因型鉴定及优异等位基因聚合种质筛选

叶俊华,杨启台,刘章雄,郭勇,李英慧,关荣霞,邱丽娟

Genotyping of SCN, SMV Resistance, Salinity Tolerance and Screening of Pyramiding Favorable Alleles in Introduced Soybean Accessions

Jun-Hua YE,Qi-Tai YANG,Zhang-Xiong LIU,Yong GUO,Ying-Hui LI,Rong-Xia GUAN,Li-Juan QIU

表2 6个抗性标记对引进种质的分型结果

Table 2 Genotyping results with six resistance/tolerance markers for introduced accessions

性状 Trait	标记名称 Marker	种质有效鉴定数目 Accessions effectively identified No.	等位基因 Allele	对应表型¹⁾ Corresponding phenotype ¹⁾	种质Accessions
性状 Trait	标记名称 Marker	种质有效鉴定数目 Accessions effectively identified No.	等位基因 Allele	对应表型¹⁾ Corresponding phenotype ¹⁾	数量 Size (No.)	比例 Ratio (%)
大豆胞囊线虫抗性 SCN resistance	rhg1	1383	G/G	R	31	2.24
			C/C	S	1352	97.76
	Rhg4-389	1480	G/G	R	37	2.50
			C/C	S	1441	97.37
	SCN3-11	1356	T/T	R	66	4.87
			C/C	S	1290	95.13
大豆耐盐性 Soybean salinity tolerance	SALT3	1380	-/-	—	236	17.10
			T/T	S	1127	81.67
	Ncl-5	1479	G/G	—	1384	93.58
			A/A	S	85	5.75
	SALT3, Ncl-5	1380	SALT3(H1)	T	235	17.03
大豆花叶病毒抗性 SMV resistance	SCN11	1489	—	R	960	64.47
大豆花叶病毒抗性 SMV resistance			—	S	529	35.53