Hemlock Woolly Adelgid - Related Bibliography

Czechowska, W., 1995. Coccinellidae (Coleoptera) of the canopy layer in pine forests. , Vol. 38
Fragmenta Faunistica , p. 379-388

  The study was carried out in the years 1986-1987 in Puszcza Bialowieska, Puszcza Biala and Bory Tucholskie in moist pine forest stands representing three age classes: 15-20, 40-60 and 80-100 years old. 14 Coccinellidae species were registered, Scymnus suturalis Thbg. and Myrrha octodecimguttata (L.) being most abundant. Scymnus suturalis is a possible predator of hemlock woolly adelgid.

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