Search
Skip to Search Results- 795Biological Sciences, Department of
- 795Biological Sciences, Department of/Journal Articles (Biological Sciences)
- 63Mathematical and Statistical Sciences, Department of
- 63Mathematical and Statistical Sciences, Department of/Research Publications (Mathematical and Statistical Sciences)
- 39The NSERC TRIA Network (TRIA-Net)
- 39The NSERC TRIA Network (TRIA-Net)/Journal Articles (TRIA-Net)
-
Effect of age of the intermediate host Tribolium confusum (Coleoptera) on infection by Hymenolepis diminuta (Cestoda).
Download2008
A cross-sectional study of 27 cohorts of Tribolium confusum aged 2–78 wk was done to examine effects of host age on exposure to eggs of Hymenolepis diminuta under standardized conditions. Pre-exposure, fasting, and postexposure mortality were low, sex ratio was equal, and fecundity of hosts was...
-
Effect of horticultural oil on oviposition behaviour and egg survival in the obliquebanded leafroller (Lepidoptera: Tortricidae)
Download2009
Evenden, M. L., Wins-Purdy, A. H., Whitehouse, C., Judd, G. J. R.
Abstract: The effects of the horticultural oil Purespray Green on oviposition behaviour and egg development in the obliquebanded leafroller, Choristoneura rosaceana (Harris), were investigated through dual-choice and no-choice bioassays and topical applications of oil to developing eggs. A...
-
1978
Light (about 3,000 foot-candles) neither increased nor decreased the sink strength of young, rapidly expanding leaves of Phaseolus vulgaris L. cv. Black Valentine, as measured by the comparative rates of import of 14C-labeled photosynthates by sink leaves in the light versus dark in short term...
-
Effect of melanism of alpine Colias nastes butterflies (Lepidoptera: Pieridae) on activity and predation
Download2006
Abstract: Melanism in the Sulphur butterfly Colias nastes Boisduval was quantified and related to their ability to remain active under cool or cloudy conditions and to their risk of predation. Darker individuals were more active, moved greater distances, and disappeared from the population at a...
-
Effect of Pairing Status on Use of Space by Territorial Willow Ptarmigan (Lagopus lagopus): Bachelor Males Choose Life on the Edge
Download2003
Hannon, Susan, J., Eason, Perri K.
One function of territorial defense may be to facilitate mate guarding by resident males. To assess the importance of mate guarding in territoriality, we examined the spatial pattern of intrusions by male Willow Ptarmigan(Lagopusla gopus) on the territories of other males and we compared use of...
-
Effect of Plant Age, Larval Age, and Fertilizer Treatment on Resistance of a cry1Ab-Transformed Aromatic Rice to Lepidopterous Stem Borers and Foliage Feeders
Download2000
Rubia, L., Ghareyazie, B., Alinia, F., Bennett, J., Cohen, M. B.
Abstract: The resistance of vegetative, booting, and flowering stage plants of a variety of an aromatic rice, Oryza sativa L., transformed with a Bacillus thuringiensis Berliner cry1Ab gene under control of the maize phosphoenolpyruvate carboxylase (PEPC) promoter was evaluated against four...
-
Effect of Pollination Success on Floral Longevity in the Orchid Calypso bulbosa (Orchidaceae)
Download1995
The lifespan of an individual flower is often affected by pollination success. Species differ regarding whether male function (pollen removal), female function (pollen deposition), or both trigger floral senescence. We studied senescence in the single- flowered, deceptive orchid Calypso bulbosa...