DAVIS (CBS/AP) — A new study estimates $1.84 billion in agricultural losses from the fourth year of California’s drought.

Researchers from the University of California at Davis looked Tuesday at the likely farm costs of the drought in 2015.

READ MORE: In Reversal, San Jose Unified School District Poised To Allow Police Officers Back On Campuses

Their study estimates California farmers and ranchers will fallow about a half-million acres this year for lack of water.

READ MORE: 49ers Playoffs: Fans Become Targets Of Ticket Scammers Ahead Of NFC Championship

The report also says the drought will cost about 10,100 seasonal farm workers their jobs this year. Agriculture overall employs about 400,000 workers in the state.

California is the country’s top agriculture-producing state. Agriculture consumes about 80 percent of all the water that Californians use, and accounts for about 2 percent of the state’s economy.

MORE NEWS: UPDATE: San Francisco District Attorney's Office Refutes Claims Made in Chinatown Attack Victim's Lawsuit

© Copyright 2015 The Associated Press. All Rights Reserved. This material may not be published, broadcast, rewritten or redistributed.