questions: asking about the fertilizers dose of arecanut tree.(more than 5 years old) 
 answers: suggested him to apply compost 20 kg, urea 225 gm, ssp 250gm and mop 275 gm alongwith 50 gm borax per plant in ring method during march/april and october/november. make the ring 50 cm away from the plant with a depth of 15 cm.