Question: asking about coriander 
Answer: suggested
seed treatment: for proper germination ,seed should be soaked in water for 12-24 hours.floated seeds should be discarded.seed treatment with captan wp @ 2g/kg seed before sowing and rubbed or crushed between palms until the pericarps separate.
spacing: directly sown in lines spaced at 30 cm  and later on thinned to 20 cm within rows at 35-40 days after sowing.
manures and fertiliser: fym@ 1-2 t, urea 14 kg, ssp 33 kg, mop 11 kg as  basal application.
irrigation  should be done after 30 days of sowing and follow at the flowering peak.