Table IV. Cultivar dry weight in granular substrates.

Values shown are means and sd of at least 10 plants.

Granular Substrate	Cultivar	Root	Shoot	Root:Shoot Ratio
		mg
Fine beads	Azucena	10.6 ± 2.5	13.9 ± 3.7	0.8 ± 0.3
	Basmati 217	9.1 ± 2.1	5.2 ± 2.3	2.3 ± 1.7
	Bala	5.1 ± 1.2	10.4 ± 2.9	0.5 ± 0.1
	Caiapo	15.6 ± 4.7	8.3 ± 2.7	2.0 ± 0.8
	CO39	6.0 ± 1.4	13.5 ± 3.3	0.5 ± 0.2
	IR64	11.5 ± 2.6	4.8 ± 2.0	2.8 ± 1.6
	Moroberekan	14.9 ± 2.6	5.8 ± 1.9	3.2 ± 2.5
	Swarna	6.8 ± 2.3	4.1 ± 1.2	1.8 ± 0.6
Coarse beads	Azucena	6.7 ± 3.1	16.9 ± 4.2	0.5 ± 0.3
	Basmati 217	8.5 ± 2.2	10.6 ± 4.3	0.9 ± 0.4
	Bala	6.3 ± 1.4	14.2 ± 2.6	0.5 ± 0.2
	Caiapo	15.4 ± 3.0	12.5 ± 4.2	1.4 ± 0.7
	CO39	6.3 ± 4.7	18.8 ± 5.3	0.5 ± 0.9
	IR64	12.6 ± 1.4	8.6 ± 4.2	1.9 ± 1.0
	Moroberekan	10.4 ± 1.8	10.0 ± 4.0	1.2 ± 0.5
	Swarna	6.0 ± 2.5	7.3 ± 4.3	1.2 ± 0.9
Sand	Azucena	16.3 ± 5.7	15.8 ± 3.8	1.0 ± 0.3
	Basmati 217	9.9 ± 1.8	7.8 ± 3.2	1.9 ± 1.9
	Bala	10.5 ± 3.4	15.3 ± 2.9	0.7 ± 0.2
	Caiapo	14.8 ± 4.1	12.9 ± 4.6	1.3 ± 0.9
	CO39	7.3 ± 2.4	16.4 ± 1.8	0.4 ± 0.1
	IR64	13.6 ± 4.7	8.7 ± 3.2	1.7 ± 0.9
	Moroberekan	14.2 ± 2.7	10.7 ± 1.1	1.3 ± 0.2
	Swarna	7.3 ± 3.5	10.9 ± 3.4	0.7 ± 0.3