San Francisco 49ers' turf wars continue in new Levi's Stadium - Sports Illustrated
49ers, Bears game ends in Chicago 19-10 win
Fields throws 2 TDs, Bears top 49ers 19-10 in Eberflus debut
49ers sparkling new Levi's Stadium sees field fail, new grass goes in – The Mercury News
NFL Week 1: 19 Winners and Losers From Season Opener
Fields throws 2 TDs, Bears top 49ers 19-10 in Eberflus debut - Seattle Sports
Bank of America Stadium - Wikipedia
It Sucks! Angry NFL Rips Into Soldier Field's Terrible Turf
How the home of the Fiesta Bowl puts a spin on the classic grass field
Eagles' McCoy on NRG Stadium turf: 'Probably the worst field I ever played on' : r/nfl
San Francisco 49ers' turf wars continue in new Levi's Stadium - Sports Illustrated
Artificial turf vs. real grass: NFL's ongoing problem with playing surfaces
49ers Unofficial Depth Chart & Weather Update For Week 1 in Chicago - Sactown Sports
Chicago Bears' Soldier Field gets new Bermuda grass surface installed just in time for season's start - ABC7 Chicago
Artificial turf vs. real grass: NFL's ongoing problem with playing surfaces