In vivo haploid induction leads to increased frequency of twin-embryo and abnormal fertilization in maize

BMC Plant Biology

Table 1 Comparison of two haploid inducer lines, CAUHOI and CAU5, for haploid induction rate and twin-embryo rate

Male parent	Tested kernels	TEKR (%)		HIR (%)
Male parent	Tested kernels	Mean	Range	Mean	Range
CAUHOI	43,025	0.07 a	0–0.35	4.88 b^†	0.9–11.86
CAU5	25,153	0.16 a	0–0.33	9.62 a	6.54–15.75
selfed	19,961	0	NA	0	NA

HIR haploid induction rate, HIR (%) (number of haploids/total number of induced seeds) × 100%, TEKR Rate of twin-embryo kernel rate. TEKR (%) (number of twin-embryo kernels/total number of induced seeds) × 100%
^†Values followed by the same lowercase letter are not significantly different at p < 0.05

ISSN: 1471-2229