questions: asking about the time of application of fertilizer for rice.(direct seeded) 
 answers: suggested apply full dose of phosphatic fertilizer at the time of final ploughing.apply half of nitrogenous and half of pottassic fertilizer 15-25 days after germination or after first weeding.the second top dressing with the remaining n and k2o is to be done 40-50 days after germination or after second weeding.