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

Table 2

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

Factor	d.f.	SS	MS	-ratio	value
Genotype	3	3247.7	1082.6	7.21	<0.001
Nitrogen source	6	157137.8	26189.6	174.41	<0.001
Interaction	18	10892.5	605.1	4.03	<0.001
Error	84	12613.3	150.2