Author: Asha Jat, A. K. Soni, M.R. Choudhary and Jitendra Singh Shivran
A field experiment was conducted at Horticultural Farm of S.K.N. Agriculture University, Jobner, Jaipur during kharif season 2018 to evaluate the effect of organic manures and micronutrients on growth and economics of brinjal (Solanum melongena L.) var. Pusa Uttam. The treatments involved organic manures [control, vermicompost (6.6 t/ha) and poultry manure (6.6 t/ha)] and micronutrients [control, Zn (0.5%), Fe (0.5%) and B (0.3%)]. The maximum plant height (22.84, 52.97, 67.26 and 79.33 cm at 30, 60, 90 and 120 DAT, respectively), plant spread (E-W) [28.05, 57.97 and 81.56 cm at 30, 60, 90 and 120 DAT, respectively], plant spread (N-S) [26.05, 55.89 and 79.56 cm at 30, 60 and 90 DAT, respectively], leaf area (553.84, 3652.07 and 13986.03 cm2 at 30, 60 and 90 DAT, respectively), net returns (226690.63 Rs/ha) were recorded under vermicompost @ 6.6 t/ha than control. While the maximum B:C ratio (4.07) was found under poultry manure @ 6.6 t/ha than control. In micronutrient, the maximum plant height (23.64, 53.78, 68.21 and 80.42 cm at 30, 60, 90 and 120 DAT, respectively), plant spread (E-W) [28.45, 58.78 and 82.46 cm at 30, 60 and 90 DAT, respectively], plant spread (N-S) [26.45, 56.70 and 80.46 cm at 30, 60 and 90 DAT, respectively], leaf area (557.69, 3677.58 and 14059.17cm2 at 30, 60 and 90 DAT, respectively), net returns (244900.07 Rs/ha) and B:C ratio (4.18) were recorded with Zn @ 0.5%
Brinjal, Vermicompost, Poultry manure, net returns, B:C ratio
From the above findings it is concluded that the use of vermicompost @ 6.6 t/ha and micronutrient Zn @ 0.5 % resulted in the maximum plant height, plant spread (E-W), plant spread (N-S), leaf area and net returns as compared to the control in brinjal. The treatment vermicompost @ 6.6 t/ha was statistically at par with poultry manure (6.6 t/ha) but the maximum B:C ratio was recorded under poultry manure (6.6 t/ha) and Zn @ 0.5 % as compared to control
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Asha Jat, A. K. Soni, M. R. Choudhary and Jitendra Singh Shivran (2024). Efficacy of Organic Manures and Micronutrients on Growth and Economics of Brinjal (Solanum melongena L.) var. Pusa Uttam. Biological Forum – An International Journal, 16(7): 204-207.