Irrigate once in five days. Basal: FYM 30 t/ha, NPK 90:90:90 kg/ha, zinc sulphate 25 kg/ha and borax 10 kg/ha; then NPK 45:45:45 kg/ha after 45 days. A 0.5% zinc sulphate foliar spray is also listed.
Pending expert review
Source
Crop Production Guide – Horticulture Crops 2020 (Directorate of Horticulture and Plantation Crops, Tamil Nadu & Tamil Nadu Agricultural University (TNAU)), Carrot – Irrigation; application of fertilizers; micronutrients, p. 128
