Author: Jaswant Prajapati, C.N. Ram, Pradip Kumar, Sandeep Kumar, Aman Kumar Singh and Akhil Kumar Chaudhary
The present investigation was conducted to study the correlation coefficient and path coefficient analysis for 12 characters in Augmented Block Design of seventy five genotypes with three checks in fennel (Foeniculum vulgare Mill.) and it was carried out in Rabi season, 2020-21 at ANDUA&T, Kumarganj, Ayodhya. Correlation studies revealed that the most important trait seed yield/plant had revealed highly significant and positively correlated with plant height (0.338) followed by seed weight/umbel (0.294). Whereas, internodal length (0.166), days to maturity (0.164), days to 50 % flowering (0.157), number. of umbels/plant (0.127) and number of seeds/umbellet (0.010) exhibited positive correlation with seed yield / plant. Higher magnitude of positive direct effect on seed yield/plant was exerted by seed weight / umbel (1.851) followed by number of umbels/plant (1.7311), plant height (0.126), number of seeds/umbellet (0.112) and days to 50% flowering (0.115). While, negative direct effect on seed yield / plant was exerted by number of nodes / plant (-0.128) followed by test weight (-0.09), days to maturity (-0.079) and internodal length (-0.065). This indicates the attributing characters among the genotypes evaluated and will be improved by selection and breeding programme for yield and attributing characters.
Fennel, Augmented Block Design, correlation coefficient and path coefficient analysis
It may be concluded that seed yield/plant had exhibited highly significant and positive associated with plant height and seed weight/umbel. Higher magnitude of positive direct effect on seed yield/plant was exerted by seed weight/umbel, number. of umbels/plant and plant height. Hence, these characters could be considered reliable indicates for selection and to fix the criteria for selection to improve the seed yield/ plant in fennel.
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Jaswant Prajapati, C.N. Ram, Pradip Kumar, Sandeep Kumar, Aman Kumar Singh and Akhil Kumar Chaudhary (2022). Correlation and Path coefficient Analysis in Fennel (Foeniculum valgare Mill.). Biological Forum – An International Journal, 14(4): 1093-1096.