Effects of Rht17 in combination with Vrn-B1 and Ppd-D1 alleles on agronomic traits in wheat in black earth and non-black earth regions

Table 4 Mean values of heading date, sum of active (> 10 °C) temperatures and active (> 12 h) light days from sowing to heading date in families F_3:4 Chris Mutant/Novosibirskaya 67 grouped by Rht-B1 × VRN-B1 and Rht-B1 × Ppd-D1 alleles

Genotype	Heading date, days from sowing to heading		Sum of active (> 10 °C) temperatures to heading date, ^○C		Sum of active (> 12 h) light days to heading date, h
Genotype	Moscow	Krasnodar	Moscow	Krasnodar	Moscow	Krasnodar
RRVV	52.7 ± 0.7b^a	65 ± 2.3a	810 ± 15b	861 ± 48a	875 ± 12b	883 ± 35a
RRvv	53.5 ± 1.4ab	62.3 ± 6a	828 ± 30ab	802 ± 132a	890 ± 24ab	841 ± 90a
rrVV	54.4 ± 1a	64.6 ± 1.3a	847 ± 21a	854 ± 28a	906 ± 18a	877 ± 20a
rrvv	54.2 ± 2ab	66 ± 4.1a	842 ± 44ab	884 ± 104a	901 ± 35ab	898 ± 80a
RRPP	52.7 ± 0.7c	65 ± 2.3b	810 ± 15c	861 ± 48b	875 ± 12c	883 ± 35b
RRpp	53.7 ± 0.8bc	71.9 ± 3.7a	831 ± 17bc	1003 ± 76a	893 ± 14bc	988 ± 56a
rrPP	54.4 ± 1ab	64.6 ± 1.3b	847 ± 21ab	854 ± 28b	906 ± 18ab	877 ± 20b
rrpp	55.1 ± 1.2a	70 ± 5.2a	861 ± 25a	967 ± 104a	917 ± 20a	959 ± 80a

Mean value± confidence intervals at 0.01 significance level are shown
^aMean values designated with the same letters have no significant differences within each group of four genotypes (RRVV, RRvv, rrVV, rrvv and RRPP, RRpp, rrPP, rrpp) as calculated using two-way ANOVA

ISSN: 1471-2229