Application of the thermal time model for different Typha domingensis populations

Carhuancho León, Fanny Mabel; Aguado Cortijo, Pedro Luis; Morató Izquierdo, María del Carmen; Castellanos Moncho, María Teresa

doi:10.1186/s12870-020-02573-3

BMC Plant Biology

Table 3 Parameters of the thermal models for cattail seeds with constant (A) and alternating (B) temperatures

From: Application of the thermal time model for different Typha domingensis populations

A. Thermal regimes with constant temperatures							B. Thermal regimes with alternating temperatures
Code	T_b °C	T_o °C	Log(θ_T(50)) (log°d)	ơθ_T (log°d)	θ_T(50) (°d)	θ_T(50) (°h)	Code	T_b °C	T_o °C	Log(θ_T(50)) (log°d)	ơθT (log°d)	θ_T(50) (°d)	θ_T(50) (°h)
BaCDT0d	16 ± 0.3	25	2.72	0.5	15.33	368	BaADT0d	16 ± 0.2	22.5	2.81	0.3	16.61	399
BaCDT3d	16 ± 0.3	25	2.81	0.5	16.61	399	BaADT3d	16 ± 0.2	22.5	2.94	0.3	18.02	454
BaCDT5d	16 ± 0.3	25	2.87	0.5	17.64	423	BaADT5d	16 ± 0.2	22.5	3.00	0.3	20.09	482
BaCDT7d	16 ± 0.3	25	2.96	0.5	19.21	461	BaADT7d	16 ± 0.2	22.5	3.06	0.3	21.33	512
BaCDT10d	16 ± 0.3	25	3.06	0.5	21.27	510	BaADT10d	16 ± 0.2	22.5	3.12	0.3	22.65	544
CuCDT0d	16 ± 0.2	22.5	2.41	0.4	11.13	267	CuADT0d	16 ± 0.5	22.5	2.70	0.4	14.88	357
CuCDT3d	16 ± 0.2	22.5	2.50	0.4	12.18	292	CuADT3d	16 ± 0.5	22.5	2.73	0.4	15.45	378
CuCDT5d	16 ± 0.2	22.5	2.63	0.4	13.87	333	CuADT5d	16 ± 0.5	22.5	2.79	0.4	16.28	391
CuCDT7d	16 ± 0.2	22.5	2.71	0.4	15.03	361	CuADT7d	16 ± 0.5	22.5	2.87	0.4	17.58	422
CuCDT10d	16 ± 0.2	22.5	2.84	0.4	17.11	411	CuADT10d	16 ± 0.5	22.5	2.90	0.4	18.23	438
MaCDT0d	16 ± 0.5	25	2.57	0.5	13.06	314	MaADT0d	16 ± 0.7	25	2.76	0.4	15.80	379
MaCDT3d	16 ± 0.5	25	2.70	0.5	14.92	358	MaADT3d	16 ± 0.7	25	2.80	0.4	16.44	395
MaCDT5d	16 ± 0.5	25	2.80	0.5	16.44	395	MaADT5d	16 ± 0.7	25	2.91	0.4	18.30	419
MaCDT7d	16 ± 0.5	25	2.90	0.5	18.17	436	MaADT7d	16 ± 0.7	25	3.00	0.4	20.09	482
MaCDT10d	16 ± 0.5	25	3.01	0.5	20.29	487	MaADT10d	16 ± 0.7	25	3.03	0.4	20.78	499
SeCDT0d	16 ± 0.1	22.5	2.75	0.4	15.70	377	SeADT0d	16 ± 0.5	22.5	2.98	0.4	19.69	473
SeCDT3d	16 ± 0.1	22.5	2.80	0.4	16.44	395	SeADT3d	16 ± 0.5	22.5	3.02	0.4	20.49	498
SeCDT5d	16 ± 0.1	22.5	2.89	0.4	17.99	432	SeADT5d	16 ± 0.5	22.5	3.11	0.4	22.42	538
SeCDT7d	16 ± 0.1	22.5	3.08	0.4	21.76	522	SeADT7d	16 ± 0.5	22.5	3.21	0.4	24.78	595
SeCDT10d	16 ± 0.1	22.5	3.16	0.4	23.57	566	SeADT10d	16 ± 0.5	22.5	3.24	0.4.	25.53	613

T_b = Base temperature, T_o = Optimum temperature; log(θ_T(50)) = log thermal time 50% germination in °d; σθ_T = standard deviation of the log thermal time distribution within the seed population in °d; θ_T(50)= thermal time 50% germination in °d and °h, respectively

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ISSN: 1471-2229

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