Germination of <i>Aechmea gamosepala</i> seeds under various temperatures, substrates, and lighting conditions

Thiago Alberto Ortiz; Thiago Alberto Ortiz

doi:10.48130/tihort-0024-0020

Figures (3) Tables (1)

Figure 1.
Germination percentage of bromeliad seeds (Aechmea gamosepala) under different temperatures (15, 20, 25, 30, and 35 °C), substrates (blotting paper, sand, vermiculite, coconut fiber, and charred rice husk), and lighting conditions (light and dark).
Figure 2.
Germination speed index (GSI) of bromeliad seeds (Aechmea gamosepala) under different temperatures (15, 20, 25, 30 and 35 °C), substrates (blotting paper, sand, vermiculite, coconut fiber, and charred rice husk), and lighting conditions (light and dark).
Figure 3.
Mean germination time (MGT - days) of bromeliad seeds (Aechmea gamosepala) under different temperatures (15, 20, 25, 30, and 35 °C), substrates (blotting paper, sand, vermiculite, coconut fiber, and charred rice husk), and lighting conditions (light and dark).

Variable	Parameter	p-value
G	Temperature (T)	0.0000^*
	Substrate (S)	0.0000^*
	Lighting conditions (L)	0.0000^*
	T × S	0.0000^*
	T × L	0.0000^*
	S × L	0.0000^*
	T × S × L	0.0000^*
	CV	22.94%
GSI	Temperature (T)	0.0000^*
	Substrate (S)	0.0000^*
	Lighting conditions (L)	0.0000^*
	T × S	0.0000^*
	T × L	0.0000^*
	S × L	0.0000^*
	T × S × L	0.0000^*
	CV	24.54%
MGT	Temperature (T)	0.0000^*
	Substrate (S)	0.0000^*
	Lighting conditions (L)	0.0000^*
	T × S	0.0234^*
	T × L	0.0000^*
	S × L	0.0039^*
	T × S × L	0.0000^*
	CV	39.44%
NS, Non-significant; ^*, Significant p < 0.05.

Table 1.

p-value of the variables germination percentage (G), germination speed index (GSI) and mean germination time (MGT - days) of bromeliad seeds (Aechmea gamosepala) under different temperatures (15, 20, 25, 30, and 35 °C), substrates (blotting paper, sand, vermiculite, coconut fiber, and charred rice husk), and lighting conditions (presence and absence of light).