TY - GEN AU - Metson,Geneviève S AU - Smith,Val H AU - Cordell,Dana J AU - Vaccari,David A AU - Elser,James J AU - Bennett,Elena M TI - Phosphorus is a key component of the resource demands for meat, eggs, and dairy production in the United States SN - 1091-6490 PY - 2015///0423 KW - Agricultural Irrigation KW - Animals KW - Dairying KW - Eggs KW - analysis KW - Gases KW - Greenhouse Effect KW - Meat KW - Nitrogen N1 - Publication Type: Letter; Comment UR - https://doi.org/10.1073/pnas.1417759111 ER -