questions: query about fungal infection in arecanut plant. 
 answers: spray bordeaux mixture.
or blitox or blue copper-50 or copper oxychloride(coc) @ 2g/litre of water for 3 times at 5 days interval.

pmfby enrolment channel:
1/ bank/pacs
2/ common service center(csc)
3/ district agriculture department.
4/ crop insurance app
5/ online enrolment through pmfby portal