海量图书期刊资源,随时随地畅享阅读乐趣
A REVISION OF THE HOLARCTIC SPECIES OF <i>PYGOCRYPTUS</i> (HYMENOPTERA: ICHNEUMONIDAE)Torgersen, Torolf R. · 1974
Biased estimation of forest log characteristics using intersect diametersLisa J. Bate; Torolf R. Torgersen; Michael J. Wisdom; Edward O. Garton · 2009
A NEW <i>HYPOSOTER</i> (HYMENOPTERA: ICHNEUMONIDAE) FROM <i>ORGYIA PSEUDOTSUGATA</i> (MCD.) (LEPIDOPTERA: LYMANTRIIDAE)Torgersen, Torolf R. · The Canadian Entomologist · 1985
Performance of sampling methods to estimate log characteristics for wildlifeLisa J. Bate; Torolf R. Torgersen; Michael J. Wisdom; Edward O. Garton · 2004
LIST OF OREGON SCOLYTIDAE (COLEOPTERA) AND NOTES ON NEW RECORDSMalcolm M. Furniss, James B. Johnson, Richard L. Westcott and Torolf R. Torgersen · The Great Basin Naturalist · 1992
TWO EULOPHID PARASITES ASSOCIATED WITH THE BLACK-HEADED BUDWORM IN ALASKATorgersen, Torolf R. · The Canadian Entomologist · 1969
PARASITES OF THE BLACK-HEADED BUDWORM, <i>ACLERIS GLOVERANA</i> (LEPIDOPTERA: TORTRICIDAE), IN SOUTHEAST ALASKATorgersen, Torolf R. · The Canadian Entomologist · 1970
NOTES ON AEGERIA PINI.KELLICOTT, D. S. · The Canadian Entomologist · 1881
SOME NEW CANADIAN SCATOPHAGIDAR (DIPTERA)CURRAN, C. HOWARD · The Canadian Entomologist · 1927
NEW SPECIES OF SCATOPHAGIDAE (DIPTERA)CURRAN, C. H. · The Canadian Entomologist · 1929
TINEINA.CHAMBERS, V. T. · The Canadian Entomologist · 1877
SOME NEW SPIDERS.BANKS, NATHAN · The Canadian Entomologist · 1898
LONG LIFE CYCLES IN INSECTSDanks, H.V. · The Canadian Entomologist · 1992
INSTAR DIFFERENTIATION IN LARVAL CHIRONOMIDAE (DIPTERA)McCauley, Victor J. E. · The Canadian Entomologist · 1974
GALL GNATS OR CECIDOMYIIDÆ.The Canadian Entomologist · 1907