(Bloomberg) -- China’s farmers are facing an earlier than expected assault on their crops this year as extreme weather accelerates the spread and growth of destructive diseases and pests such as the dreaded fall armyworm.Most Read from BloombergBiden Fears China Economy Is ‘Ticking Time Bomb’Jeff Bezos Buys $68 Million Home on Florida’s Exclusive Indian Creek IslandMaui Now Looks a Lot Less Like ParadiseBankman-Fried in Custody After Bail Is Revoked Over LeaksRetirees Face $17,400 Cut to Social