Fletcher, Frank. <br/><br/>
Note on a toxic substance excreted by the roots of plants. 
By F. Fletcher ... 
 - Calcutta,  London,  Published for the Imperial Dept. of Agriculture in India by Thacker, Spink & Co.;  W. Thacker & Co.,  1908. 
 - 1 p. l., 16 p.  pl.  25 cm. 
 - Memoirs of the Dept. of Agriculture in India. Botanical series.  vol. II, no. 3 .
<br/><br/><label>LCCN: </label>agr11001797  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Metabolism in plants.<br/>"Soil sickness."
<br/><br/><label>LC Class. No.: </label>S279  / .A43 v. 2, no. 3