Genotypes-Independent Optimization of Nitrogen Supply for Isolated Microspore Cultures in Barley

Table 6

Two-way ANOVA analysis of callus yields of different barley genotypes in media within different concentrations of organic nitrogen sources.

Factor	d.f.	SS	MS	-ratio	value
Genotype	7	237622.3	33946.0	375.07	<0.001
Nitrogen source	4	137896.2	34474.0	380.90	<0.001
Interaction	28	30055.1	1073.4	11.86	<0.001
Error	120	10860.8	90.5