Plant Breeding and Biotechnology

Table. 4.

Table. 4. Table 4

Effect of different concentrations of colchicine on morphological charactersitics and chromosome counts in garlic (Allium sativum).

Morphological character	Isolate/clone	Chromosome count (2n)	Size of stomata (relative to diploid control)^*	Colchicine concentration (w/v)
Dark-green leaves (DG)	DG 1	16	S	0.25
	DG 2	16	D	0.25
	DG 3	16	S	0.25
	DG 4	24	D	0.25
	DG 5	16	S	0.25
	DG 6	16	S	0.25
	DG 7	18	D	0.50
	DG 8	16	S	0.50
	DG 9	Multiple sets	I	0.50
	DG 10	Multiple sets	I	0.50
	DG 11	16	S	0.50
	DG 12	16	S	0.50
	DG 13	16	S	0.50
	DG 14	Multiple sets	D	0.50
	DG 15	Multiple sets	I	0.50
	DG 16	16	S	0.75
	DG 17	16	S	0.75
	DG 18	16	S	0.75
	DG 19	Multiple sets	I	0.75
	DG 20	16	S	0.75
	DG 21	16	S	0.75
Reduced growth (RG)	RG 1	8	D	0.25
Reduced growth (RG)	RG 2	8	D	0.25
Green and thick leaves (GT)	GT 1	32	I	0.50
	GT 2	32	I	0.50
	GT 3	32	I	0.50
	GT 4	32	I	0.50
	GT 5	32	I	0.50
	GT 6	32	I	0.50
	GT 7	32	I	0.50
	GT 8	32	I	0.50
	GT 9	32	I	0.50
Curled leaves (CL)	CL 1	Multiple sets	D	0.75
	CL 2	Multiple sets	D	0.75
	CL 3	Multiple sets	D	0.75
	CL 4	Multiple sets	D	0.75

*Adapted from Dixit and Chaudhary (2014): Stomatal measurements were made on the lower epidermis of the second fully-expanded leaf. S: Similar sized stomata to control diploid plant. D: Decreased stomatal size compared to diploid control. I: Increased stomatal size compared to diploid control.

Plant Breed. Biotech. 2021;9:1-19 https://doi.org/10.9787/PBB.2021.9.1.1