questions: asking about fertilizer dose of rice, about rice weedicide 
 answers: suggested to apply 10 kg urea, 6 kg dap and 4 kg mop. during final land preparation 5 kg urea and full dose of dap and mop should be applied. after 1 month 2.5 kg of urea should be applied and remaining 2.5 kg urea should be applied 3 months after transplanting. 
for weed, 2,4-d or round-up mixing 2 ml in 1 liter of water and spray 2 times at 15 days interval.