00565nam a2200181Ia 4500001001000000003000500010008004100015010001100056040000900067100001800076245012900094260004600223300000900269440003700278650003100315700002000346700001700366Para_5351CHAP220125s1937    xx            000 0 und d  a203867  cCHAP  aSmith, Chas E  aA study of arsenical dusting of cabbage in relation to poison residues  /c by Chas E. Smith, W. J. Reid, and P. K. Harrison  aWashington  :b Department of Agriculture  a8 p.  aEUA. Dep. of Agri. Circular; 411  aResíduos químicos  Col  aHarrison, P. K.  aReid, W. J.