Question: asking about varieties and nursery cultural practices in cauliflower
Answer: varieties like- snowball-16,pusa snowball,hissar-1 sow the seeds at 10 cm between rows in raised seed beds after drenching it with copper oxychloride (2.5 g/lit).  transplant 40 - 45 days old seedlings at a spacing of 45 cm. avoid land infected with ‘club root disease’