Citrus virus diseases :  proceedings / 
edited by James M. Wallace ; contributors: L. Amizet and others 
 - Division of Agricultural Sciences, Riverside, Calif. :  University of California,  1959 
 - 243 p. :  ill., ports., map, diagrs., tables. ;  27 cm. 
<br/><br/> Includes bibliographies and bibliographical footnotes 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Citrus fruits--Diseases and pests<br/>Virus diseases of plants