What does 粮食 (liáng shi) mean in English?

Card 620HSK 2010 Level 5620/1311
CARD620
PROGRESS47%
粮食
糧粮
liáng shi
foodstuff; cereals; CL:種|种[zhong3]

Reveal: Click/Space/Enter/↑↓/w/s/j/kNavigate: ←→/h/l/a/d