00642nam a2200193Ia 4500001001000000003000500010008004100015010001100056040000900067082001900076100002000095245007700115260006300192300001000255440001800265500004600283650007900329710004000408Para_7979CHAP220125s1920    xx            000 0 und d  a206908  cCHAP  aPA-C 595.75 H4  aList, George M.  aThe European elm scale Gossyparia spuria, modeer  /c by George M. List.  aFort  Collins, Colorado  :b Colorado Agricultural College  a12 p.  aHemiptera; 10  aEncuadernado con otros impresos similares  aHemípteros x colecciones de escritos / Gossyparia spuria / Olmoxplagas  aColorado Agr. College, Circular; 29