questions: asking for the stages of irrigation of potato. 
 answers: replied that the three numbers of irrigations has to be adopted. ist at 25 days (stolon formation stage) , 2nd at 60 days ( tuber formation stage) and the 3rd irrigation at 80 days ( tuber development stage). also replied that in case of mulching materials in furrows, only two numbers of irrigation has to be adopted . one at 25 days and the other at 60 days.