Comar, C. L. <br/><br/>
Radioisotopes in biology and agriculture : Principles and practice 

 - New York:  McGraw-Hill Company,  1955 
 - xiii, 481 p.:  ill. ;  24cm 
<br/><br/> Acc. No. 00745 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture<br/>Radioisotopes