Genome-Wide Association Study (GWAS) and genome prediction of seedling salt tolerance in bread wheat (Triticum aestivum L.)

Javid, Saeideh; Bihamta, Mohammad Reza; Omidi, Mansour; Abbasi, Ali Reza; Alipour, Hadi; Ingvarsson, Pär K.

doi:10.1186/s12870-022-03936-8

Table 1 The t-test for seedling-related traits of Iranian bread wheat accessions between normal and salinity conditions

From: Genome-Wide Association Study (GWAS) and genome prediction of seedling salt tolerance in bread wheat (Triticum aestivum L.)

Variables	Treatment	Mean	Std. Deviation	Std. Error	Mean Difference	t-test
ELI	Normal	6.5052	4.7037	0.2617	−14.588	−28.84**
ELI	Stress	21.093	7.7813	0.4330	−14.588	−28.84**
SPAD	Normal	35.967	3.2659	0.1817	−7.607	−22.17**
SPAD	Stress	43.574	5.2312	0.2911	−7.607	−22.17**
SFW	Normal	14.520	1.6066	0.0894	4.8797	43.25**
SFW	Stress	9.6406	1.2369	0.0688	4.8797	43.25**
SDW	Normal	2.1574	0.3229	0.0180	0.7012	30.68**
SDW	Stress	1.4562	0.2539	0.0141	0.7012	30.68**
RWC	Normal	89.434	4.8421	0.2694	11.018	22.86**
RWC	Stress	78.416	7.1816	0.3996	11.018	22.86**
RFW	Normal	8.9190	2.5019	0.1392	4.5329	28.61**
RFW	Stress	4.3861	1.3587	0.0756	4.5329	28.61**
RDW	Normal	1.4441	0.5354	0.0298	0.9829	31.45**
RDW	Stress	0.4612	0.1701	0.0095	0.9829	31.45**
RV	Normal	14.968	4.6072	0.2564	5.3483	16.36**
RV	Stress	9.6200	3.6486	0.2030	5.3483	16.36**
SH	Normal	59.684	6.7591	0.3761	4.1262	8.289**
SH	Stress	55.558	5.8604	0.3261	4.1262	8.289**
RH	Normal	39.415	5.4726	0.3045	7.0728	18.40**
RH	Stress	32.342	4.2177	0.2347	7.0728	18.40**
Chl a	Normal	0.0236	0.0014	0.0001	0.0013	10.77**
Chl a	Stress	0.0223	0.0016	0.0001	0.0013	10.77**
Chl b	Normal	0.0047	0.0006	0.0001	0.0004	7.368**
Chl b	Stress	0.0043	0.0007	0.0001	0.0004	7.368**
Total Chl	Normal	0.0283	0.0012	0.0001	0.0017	16.08**
Total Chl	Stress	0.0266	0.0014	0.0001	0.0017	16.08**
Car	Normal	0.0648	0.0047	0.0003	0.0015	3.829**
Car	Stress	0.0633	0.0052	0.0003	0.0015	3.829**
protein	Normal	13.055	1.0731	0.0597	1.8077	21.66**
protein	Stress	11.247	1.0476	0.0583	1.8077	21.66**
proline	Normal	2.2568	0.3149	0.0175	−8.0829	−105.4**
proline	Stress	10.340	1.3412	0.0746	−8.0829	−105.4**
CAT	Normal	0.0094	0.0010	0.0001	−0.0044	−40.72**
CAT	Stress	0.0138	0.0017	0.0001	−0.0044	−40.72**
GPX	Normal	0.1759	0.0391	0.0022	−0.0672	−17.14**
GPX	Stress	0.2431	0.0586	0.0033	−0.0672	−17.14**
MDA	Normal	3.4735	2.4921	0.1387	−8.6083	− 39.58**
MDA	Stress	12.082	3.0116	0.1676	−8.6083	− 39.58**
Na-s	Normal	1202.5	397.97	22.144	− 2398.5	−41.54**
Na-s	Stress	3600.9	958.40	53.327	− 2398.5	−41.54**
Na-r	Normal	1366.6	159.57	8.8787	− 3437.8	−133.3**
Na-r	Stress	4804.3	435.16	24.213	− 3437.8	−133.3**
K-s	Normal	7842.5	889.07	49.469	239.35	3.259**
K-s	Stress	7603.2	975.54	54.280	239.35	3.259**
K-r	Normal	6423.7	1029.1	57.262	−337.52	−5.856**
K-r	Stress	6761.3	117.58	6.5423	−337.52	−5.856**
K/Na-s	Normal	7.5608	3.3085	0.1841	5.3262	28.57**
K/Na-s	Stress	2.2346	0.5302	0.0295	5.3262	28.57**
K/Na-r	Normal	4.7981	0.8874	0.0494	3.6246	71.60**
K/Na-r	Stress	1.1734	0.2003	0.0111	3.6246	71.60**

Abbreviations: ELI Electrolyte leakage, SFW SPAD; Shoot fresh weight, SDW Shoot dry weight, RWC Relative water content, RFW Root fresh weight, RDW Root dry weight, RV Root volume, SH Shoot height, RH Root height, Chl a Chlorophyll a, Chl b Chlorophyll b, total Chl Total chlorophyll, Car Carotenoid, CAT Protein; proline; catalase, GPX Guaiacol peroxidase, MDA Malondialdehyde, Na-s Shoot Na, Na-r Root Na, K-s Shoot K, K-r Root K, K/Na-s Shoot K/Na, K/Na-r root K/Na, Std. Dev. Standard deviation

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ISSN: 1471-2229

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