Table 1. Identified QTL and their estimated effects.

Candidatea	QTL	Chr	Positionb	Freqc (%)	Effect	SE	% variation
	Intercept				55.8	38.1
	Environment				5.1	0.8***	0.15
SFT1	FFT1	1	3,978,064	19	−25.0	4.9***	12.03
	FFT2	2	8,272,902	17	21.9	4.3***
SFT4.2	FFT4.2	4	383,752	31	19.4	3.8***
LRB3	FFT4.2b	4	493,905	44	−18.0	3.5***
SFT4.3	FFT4.3	4	1,330,749	24	24.0	4.6***
	CRP	4	219,919	15	9.4	5.4	1.40
	FRller	4	268,809	91	8.9	5.9
	FRlcol	4	269,962	6	−7.3	6.1
	FLC(−)	5	3,188,327	22	−17.7	4.6***
GA2ox7	THERM1	1	18,897,058	17	16.8	4.5***	0.15
ROF1	THERM3	3	9,185,447	25	8.5	4.3**
ARCK1	THERM4.1	4	7,148,335	6	−14.3	7.8*
	THERM4.2	4	7,626,840	48	8.0	3.6**
PLC1	THERM5	5	23,690,898	51	−6.4	3.7*
GA2ox7	THERM1.e	1	18,897,058	17	−1.5	0.3***	7.04
ROF1	THERM3.e	3	9,185,447	25	−1.2	0.2***
ARCK1	THERM4.1.e	4	7,148,335	6	−2.3	0.4***
	THERM4.2.e	4	7,626,840	48	0.9	0.2***
PLC1	THERM5.e	5	23,690,898	51	−0.9	0.2***
	Polygenic	All	All	>5			76.59

***P = 0.01; **P = 0.05; *observed effect of SNP allele is opposite to that of candidate allele based on t test.

^aCandidate gene or QTL identified by Li et al. (2010).

^bPhysical position (in base pairs) according to TAIR9.

^cReference Col-0 allele frequency.