00682nam a2200157Ia 4500 140224s9999 xx 000 0 und d TR 631.816:631.84' 85' 83:633.002(047) L5 Lathwell, Douglas J. Potential increases in food supply through research in agriculture; fertilizers and increased food production. U.S.Department of Commerce National Technical Information Service 1975 iii,42p. U.S.Department of Commerce, N.T.I.S., FB-257360 Douglas J. Lathwell Fertilizers and manures,Farm Products,Nitrogen fertilizers-research,Crop yields-united States-research BK 0 0 0 0 KSD KSD 2014-02-24 0 TR 631.816:631.84' 85' 83:633.002(047) L5 2003 2014-02-24 00:00:00 2014-02-24 BK 95286 95286