questions: asking about the varieties and fertilizer dose of potato. 
 answers: advised him to selcet varieties like kufri jyoti, kufri chandramukhi, kufri megha , s-1 puskar, pokhraj etc. apply urea 10 kg, ssp 45 kg, mop 12 kg per bigha at the time of last land prepraration. again apply urea 10 kg per bigha after 30 days of planting of tubers.