00474nam a2200169Ia 4500001001000000003000500010008004100015010001100056040000900067100001400076245006100090260005200151300001400203440003800217650003300255700001600288Para_4984CHAP220125s1913    xx            000 0 und d  a203443  cCHAP  aSymons, B  aMiscellaneous insect pests  /c B. Symons and E. N. Cory  aCollege Park  :b Maryland Agricultural College  ap. 171-80  aMaryland Agr. Exp. Sta. Bull; 175  aInsectos x Indetificaciòn  aCory, E. N.