The habitat templet and life history strategies of pond skaters (Heteroptera: Gerridae): reproductive potential, phenology, and wing dimrphismSPENCE, J. R.Canadian journal of zoology. 1989, Vol 67, Num 10, pp 2432-2447, issn 0008-4301Article

The montane moss flora of southwestern British Columbia and northwestern Washington StateSPENCE, J. R.Journal of the Hattori Botanical Laboratory devoted to Bryology and Lichenology (The). 1987, Num 62, pp 417-483Article

A buried seed experiment using caryopses of Chionochloa macra Zotov (Danthonieae: Poaceae), South Island, New ZealandSPENCE, J. R.New Zealand Journal of Botany. 1990, Vol 28, Num 4, pp 471-474, issn 0028-825XArticle

Hepatics new to WyomingSPENCE, J. R.The Bryologist. 1985, Vol 88, Num 1, issn 0007-2745, 30Article

Bryum Hedw. (Bryaceae) in Western North AmericaSPENCE, J. R.The Bryologist. 1988, Vol 91, Num 2, pp 73-85, issn 0007-2745Article

Nymphal density and life histories of two water striders (Hemiptera : Gerridae)HARADA, T; SPENCE, J. R.Canadian entomologist. 2000, Vol 132, Num 3, pp 353-363, issn 0008-347XArticle

Prey use of the fishing spider Dolomedes triton (Pisauridae, Araneae): an important predator of the neuston communityZIMMERMANN, M; SPENCE, J. R.Oecologia. 1989, Vol 80, Num 2, pp 187-194, issn 0029-8549, 8 p.Article

Distribution and abundance of an exotic ground-beetle (Carabidae) : a test of community impactNIEMELÄ, J; SPENCE, J. R.Oikos. 1991, Vol 62, Num 3, pp 351-359, issn 0030-1299Article

Effects of food limitation and sexual cannibalism on reproductive output of the nursery web spider Dolomedes triton (Aranea: Pisauridae)SPENCE, J. R; ZIMMERMANN, M; WOJCICKI, J. P et al.Oikos. 1996, Vol 75, Num 3, pp 373-382, issn 0030-1299Article

Allozyme survey and relationships of Limnoporus stål species (Heteroptera : Gerridae)SPERLING, F. A. H; SPENCE, J. R.Canadian entomologist. 1990, Vol 122, Num 1-2, pp 29-42, issn 0008-347XArticle

Neoglacial chronology and floristics in the Middle Teton area, central Teton Range, Western Wyoming = Etude de la paléoflore et de la chronologie des dépôts Néoglaciaires dans la zone Middle Teton, partie centralE de la chaîne Teton, partie Ouest du WyomingMAHANEY, W. C; SPENCE, J. R.JQS. Journal of quaternary science. 1990, Vol 5, Num 1, pp 53-66, issn 0267-8179Article

Are Plantago novae-zelandiae L. Moore and P. lanigera Hook. f. (Plantaginaceae) different?SPENCE, J. R; SYKES, W. R.New Zealand Journal of Botany. 1989, Vol 27, Num 4, pp 499-502, issn 0028-825XArticle

Natural enemy abundance and activity in a maize-leucaena agroforestry system in KenyaOGOL, C. K. P. O; SPENCE, J. R; KEDDIE, A et al.Environmental entomology. 1998, Vol 27, Num 6, pp 1444-1451, issn 0046-225XArticle

Responses of natural enemies to experimentally increased populations of the forest tent caterpillar, Malacosoma disstriaPARRY, D; SPENCE, J. R; VOLNEY, W. J. A et al.Ecological entomology (Print). 1997, Vol 22, Num 1, pp 97-108, issn 0307-6946Article

Biology and life history of Epuraea obliquus Hatch (Coleoptera: Nitidulidae) on western gall rustCURRIE, C. R; SPENCE, J. R; VOLNEY, W. J. A et al.Canadian entomologist. 1996, Vol 128, Num 2, pp 177-186, issn 0008-347XArticle

Aranuian vegetation history of the Arrowsmith Range, Canterbury. II, Revised chronology for moraines of the Cameron GlacierBURROWS, C. J; DUNCAN, K. W; SPENCE, J. R et al.New Zealand Journal of Botany. 1990, Vol 28, Num 4, pp 455-466, issn 0028-825XArticle

Evolutionary significance of hybridization and introgression in insects, vencouvers, BC, Canada, 6 july 1988SPENCE, J. R; GOODING, R. H.Canadian journal of zoology. 1990, Vol 68, Num 8, pp 1697-1805, issn 0008-4301Conference Paper

Gorges Valley Rock Shelters Mount Kenya Afroalpine Area, East AfricaMAHANEY, W. C; BARENDREGT, R. W; CHURCHER, C. S et al.Nyame Akuma. A Newsletter of African Archaeology Calgary. 1985, Num 26, pp 22-25Article

Effects of Postfire Salvage Logging on Deadwood-Associated BeetlesCOBB, T. P; MORISSETTE, J. L; JACOBS, J. M et al.Conservation biology. 2011, Vol 25, Num 1, pp 94-104, issn 0888-8892, 11 p.Article

Succession of boreal forest spider assemblages following wildfire and harvestingBUDDLE, C. M; SPENCE, J. R; LANGOR, D. W et al.Ecography (Copenhagen). 2000, Vol 23, Num 4, pp 424-436, issn 0906-7590Article

Budbreak phenology and natural enemies mediate survival of first-instar forest tent caterpillar (Lepidoptera : Lasiocampidae)PARRY, D; SPENCE, J. R; VOLNEY, W. J. A et al.Environmental entomology. 1998, Vol 27, Num 6, pp 1368-1374, issn 0046-225XArticle

Exotic birch-leafmining sawflies (Hymenoptera: Tenthredinidae) in Alberta : Distributions, seasonal activities, and the potential for competitionDIGWEED, S. C; SPENCE, J. R; LANGOR, D. W et al.Canadian entomologist. 1997, Vol 129, Num 2, pp 319-333, issn 0008-347XArticle

Habitats and management associated with common ground beetles (Coleoptera: Carabidae) in a Michigan agricultural landscapeCLARK, M. S; GAGE, S. H; SPENCE, J. R et al.Environmental entomology. 1997, Vol 26, Num 3, pp 519-527, issn 0046-225XArticle

Kin discrimination and cannibalism in water striders (Heteroptera: Gerridae): another lookCARCAMO, H. A; SPENCE, J. R.Oikos. 1994, Vol 70, Num 3, pp 412-416, issn 0030-1299Article

Tinaja and hanging garden vegetation of Capitol Reef National Park, southern Utah, U.S.ASPENCE, J. R; HENDERSON, N. R.Journal of arid environments. 1993, Vol 24, Num 1, pp 21-36, issn 0140-1963Article