00494nam a2200169Ia 4500001000900000003000500009008004100014010001100055040000900066100002200075245009400097260005800191300001000249410001300259650002900272700002300301Para_257CHAP220125s1930    xx            000 0 und d  a199015  cCHAP  aVolck, William H.  aCitrus pest control :b in southern California /c by William H. Volck and Ronald W. Hunt  aBerkeley, Cal. :b California Spraye-Chemical company  a24 p.  aBulletin  aCitricos x enfermedades  aI. Hunt, Ronald W.