海量图书期刊资源，随时随地畅享阅读乐趣
The establishment ofMetaphycus helvolus(Compere) [Hym. Encyrtidae] onSaissetia oleae(Bern.) [Hom. Coccidae] in olive groves in GreeceLoukia C. Argyriou; Paul DeBach · 1968