Effect of Bio-fertilizers on Growth, Flowering, Yield and Quality of Chrysanthemum (Dendranthema grandiflora T.) Cv. Snowball under Open Field Conditions of Prayagraj, India

The current field study was carried out in the Research Field, Department of Horticulture, SHUATS, Prayagraj, from September 2022 to January 2023. The research was carried out in Randomized Block Design (RBD), with ten treatments replicated three times, with an objective of figuring out the most suited bio-fertilizer treatment under the agroclimatic conditions of Prayagraj. According to the current experimental findings therapy, it was observed that treatment T7 (60% NP + 100% K + Azotobacter 0.3g/plant + PSB 0.5g/plant) found best in all the parameters like plant height (42.3cm), plant spread (22.8 cm), days taken to first bud initiation (60.5), flower diameter (16.4 cm), stalk length (32.5 cm), vase life (6.1), number of cut flowers stalks per plant (4.6), number of cut flower stalks per hectare (511111), whereas minimum is recorded in treatment T1-Control.