Seed rate: 6 kg/ha, sown directly on ridges 10 cm apart. Plough to a fine tilth and form ridges and furrows 30 cm apart. Irrigate heavily right after sowing, then as needed. Thin to one seedling per hill 20 days after sowing.
Pending expert review
Source
Crop Production Guide – Horticulture Crops 2020 (Directorate of Horticulture and Plantation Crops, Tamil Nadu & Tamil Nadu Agricultural University (TNAU)), Beetroot – Seed rate; preparation of field; irrigation; after cultivation, pp. 132–133