Question:  query regarding fertiliser ( urea )  dose for potato & cabbage  cultivation 
Answer:  frecommanded him to apply 19 k urea/ bigha of land , for potato & 35 kg for cabbage ./ ssp & mop -- for potato --45kg & 12 kg / bigha  for cabbage --50 gk& 12 kg . borax can apply 2-3 kg for both the purpose