Nyffeler, Martin Insectivorous activities of spiders in United States field crops / by M. Nyffeler, W. L. Sterling and D. A. Dean. -- Berlin : Blackwell Wissenschafts Verlag, 1994 - P. 113-128 Separata de : J. Appl. Ent. Vol. 118 (1994). Subjects--Topical Terms: AraņasEstados Unidos Universal Decimal Class. No.: 595.44(73)