00668nam a2200169Ia 4500001001000000003000500010008004100015010001100056040000900067100002200076245018100098260005800279300001000337440004000347650007700387700003400464Para_3607CHAP220125s1940    xx            000 0 und d  a202139  cCHAP  aCollins, Donald L  aUninfected elm wood as a source of the bark beetle (Scolytus multistriatus Marsham) carrying the dutch elm disease pathogen  /c Donald L. Collins, K. G. Parker, Henry Dietrich  aIthaca, New York  :b Agricultural Experiment Station  a14 p.  aIthaca. Agri. Exp. Sta., Bull.; 740  aScolytus multistriatus  Hylurgopinus rufipes  Olmo x Plagas  Scolytidae  aParker, K. G. Dietrich, Henry