BMC Plant Biology

Table 2 Results of sterile lines selection in sterility tests of 2015/2016, 2016/2017 and 2017/2018 seasons

From: Development of thermo-photo sensitive genic male sterile lines in wheat using doubled haploid breeding

Year	Source of DH lines	No. of tested lines	No. of lines with seed setting rate < 5%			Finally selected elite lines
Year	Source of DH lines	No. of tested lines	1st sowing	2nd sowing	Both sowings^a	Number	%
2015/2016	F₁	314	71	23	13 (4.14 C)	10	3.18 C
2016/2017	F₂	204	74	24	15 (7.35 B)	10	4.90 A
2017/2018	F₃	107	65	19	13 (12.15 A)	4	3.74 B
Total		625	210	66	41 (6.56)	24	3.84

^aFigures in parentheses denote the corresponding percentages in yearly tested lines. Different letters in the sixth and eighth rows mean significant at 0.01 level by U-test

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