Evaluation of different turmeric (Curcuma longa L.) varieties in Southern Laterites of Kerala

Genetic variability was studied for rhizome yield and its contributing characters among twenty seven turmeric (Curcuma longa L.) genotypes. The analysis of variation revealed significant differences the genotypes all traits viz., plant height, number tillers, primary rhizomes per plant, secondary length mother rhizome, girth weight rhizome. Turmeric variety Shobha recorded highest fresh which on par with given by Punjab Haldi II local type Sadanandapuram local. PCV higher than GCV indicating influence environment in expression traits, while difference varied traits. High correspondingly high except heritability coupled GA observed additive nature scope improvement these phenotypic selection. Keywords: Turmeric, Curcuma L., Variability, Heritability, advance