The World T20 will feature 16 teams and starts on March 16 with the final on April 6.
"We have no other options but to shut down fertilizer factories for some time to ensure gas supply to power plants," Mohammad Hussain Monsur, chairman of the state-owned Oil, Gas and Mineral Corporation, said on Thursday.
"Today we have asked all seven, except one, fertiliser factories to close down for a month."
Chronic power shortages often stir public anger and trigger violent protests.
Fans have previously gone on the rampage, attacking electricity supply centres, when blackouts have hit coverage of games.