Text ( visual ) : unmediated Will there be enough food? / United States Department of Agriculture. -- [Washington, D.C.?] : The Department : [Supt. of Docs., U.S. G.P.O., distributor] , 1981. -- xli, 302 p. : ill., (some col.) ; 23 cm. -- (Yearbook of agriculture ; 1981). -- "Jack Hayes, yearbook editor"--P. xxxvii ; Includes bibliographies and index ; S/N 001-000-04257-2 ; Item 17. -- (BA51311952) ; https://ci.nii.ac.jp/ncid/BA51311952 Author Heading(s): Hayes, Jack ; United States. Dept. of Agriculture. -- Classification(s): LCC : HD1750 ; DC19 : 338.1/9/73. -- Subject Heading(s): LCSH : Agricultural productivity -- United States -- Addresses, essays, lectures ; LCSH : Agriculture -- United States -- Addresses, essays, lectures ; LCSH : Food supply -- United States -- Addresses, essays, lectures

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