About 36% of all crops were used to feed lifestock in 2017. [0], table on page 7 (PDF page numbers). So - no need to graze. [0] http://www.fao.org/3/ca0239en/

About 36% of all crops were used to feed lifestock in 2017. [0], table on page 7 (PDF page numbers). So - no need to graze. [0] http://www.fao.org/3/ca0239en/CA0239EN.pdf http://www.fao.org/3/ca0239en/CA0239EN.pdf