00820cam a22002171  4500001001300000003000400013005001700017008004100034010001700075035002000092040004900112050002700161100002100188245008300209260013200292300003200424490008400456650002600540650002100566999001500587agr11001797 DLC20260227110932.0890222s1908    ii f          000 0 eng c  aagr11001797   a(OCoLC)19247849  aLibrary, U.S. Dept. of AgriculturecTxUdDLC00aS279b.A43 v. 2, no. 31 aFletcher, Frank.00aNote on a toxic substance excreted by the roots of plants.cBy F. Fletcher ...  aCalcutta,bPublished for the Imperial Dept. of Agriculture in India by Thacker, Spink & Co.;aLondon,bW. Thacker & Co.,c1908.  a1 p. l., 16 p.bpl.c25 cm.0 aMemoirs of the Dept. of Agriculture in India. Botanical series.vvol. II, no. 3 3aMetabolism in plants. 3a"Soil sickness."  c7991d7991