Question: asking about the fertilizer doses and nutrient management in arecanut 
Answer: suggested  fertilizer dose  fym 5 kg,urea 220 g, ssp 250 g ,mop 233 g /plant/year by ring method along with arecanut special 100 g per plant .fertiliser should be  applied in trench of 30 cm width and 10 cm depth at an at an radius of 1 metre and covered with green leaves and then by soil.apply 2 splits,one during march/april and the other during september/october.