Phenotypic Stability for Grain Yield and Maturity in Sorghum
K. B. Desai
Sorghum Research Station, Gujarat Agricultural University, Navsari
Corresponding author
V. K. Gupta
Sorghum Research Station, Gujarat Agricultural University, Navsari
S. B. S. Tikka
Sorghum Research Station, Gujarat Agricultural University, Navsari
Abstract
Genotype X environment interactions for grain yield and days to maturity were studied by planting five promising cultures in five successive years (1972-73 to 1976-77). Varieties, environments, and varieties x environment interaction were highly significant for both the characters. Varieties X environment (linear) interaction was significant for grain yield and pooled deviation was significant for days to maturity. Sona-108 exhibiting the highest yield, unit regression and negligible pooled deviation from regression was found to be very promising and stable.