Question: asking about the procedure for  soil 
testing
Answer: advised him  to collect soil samples randomly in from various places with the help of hoe. dig the soil in "v" shaped and then collect the soil in one place and divide the amount into four parts, discard corresponding two parts, in this way do this procedure untill the soil becomes half kg. then put it into polythene bag and write a label mentioning name of collector, place of collection, date of collection, cultivation history etc.