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Results 1 to 25 of 74

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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 calobryoides, a new species from western North AmericaSPENCE, J. R.The Bryologist. 1986, Vol 89, Num 3, pp 215-218, issn 0007-2745Article

Relative impacts of mortality factors in field populations of the waterstrider Gerris buenoi Kirkaldy (Heteroptera: Gerridae)SPENCE, J. R.Oecologia. 1986, Vol 70, Num 1, pp 68-76, issn 0029-8549Article

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

Seed rain in grassland, herbfield, snowbank, and fellfield in the alpine zone, Craigieburn Range, South Island, New ZealandSPENCE, J. R.New Zealand Journal of Botany. 1990, Vol 28, Num 4, pp 439-450, issn 0028-825XArticle

Interactions between the scelionid egg parasitoid Tiphodytes gerriphagus (Hymenoptera) and its gerrid hosts (Heteroptera)SPENCE, J. R.Canadian journal of zoology. 1986, Vol 64, Num 12, pp 2728-2738, issn 0008-4301Article

The moss flora of the alpine ― high subalpine Chowder Ridge area, western North Cascades Range, Washington State, USASPENCE, J. R.Canadian journal of botany. 1986, Vol 64, Num 1, pp 146-150, issn 0008-4026Article

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

Phenology and life-cycle regulation of the fishing spider Dolomedes triton Walckenaer (Araneae, Pisauridae) in central AlbertaZIMMERMANN, M; SPENCE, J. R.Canadian journal of zoology. 1998, Vol 76, Num 2, pp 295-309, issn 0008-4301Article

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

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