003560000a22001450004500060000800000082002200008100001900030100002000049100001900069245002500088260004400113260000900157300000800166650003600174  a100  a634.975 167 9 KOL  aKolomoets, N G  aStadnitski, G V  aVorontsov, A I  aEuropean pine sawfly  aNewdelhi, Amerind Publishing Co Pvt Ltd  c1979  a138  aPine sawfly economic importance