questions: asking for plant protection of rice seedlings 
 answers: spray parathion @ 2ml/l of water @ 2 spary @ 5 d ays of interval and spary urea ssp mop @ 80gm:80gm:40gm
for root tip treatment of seedlings: mix 2gm chorpyriphos and 10gm urea in 1litre of water soaked the seedlings in the solutions for 3 hours