Spruce Budworms Handbook: Predators of the Spruce BudwormU.S. Department of Agriculture, Forest Service, Cooperative State Research Service, 1985 - 77 pages Set includes revised editions of some issues. |
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Page
Predators of the Spruce Budworm. Life History of the Spruce Budworm . Susceptibility of Life Stages to Predation 1 2 ... Large Larvae . Spiders ... Dragonflies Beetles ... Spruce Coneworms . Ants . Wasps Fish Mammals . Birds Predators of ...
Predators of the Spruce Budworm. Life History of the Spruce Budworm . Susceptibility of Life Stages to Predation 1 2 ... Large Larvae . Spiders ... Dragonflies Beetles ... Spruce Coneworms . Ants . Wasps Fish Mammals . Birds Predators of ...
Page 3
... predators . However , some stages are more sus- ceptible than others . For example , during both larval dispersal ... Large larvae of the spruce budworm may escape foliage - searching predators by dropping from their host trees . This ...
... predators . However , some stages are more sus- ceptible than others . For example , during both larval dispersal ... Large larvae of the spruce budworm may escape foliage - searching predators by dropping from their host trees . This ...
Page 5
... large larvae dropping from tree crowns are susceptible to preda- tors . Large larvae falling to interven- ing vegetation or the forest floor are especially vulnerable to attack by ants and spiders ... Predator Groups Overview of Predators.
... large larvae dropping from tree crowns are susceptible to preda- tors . Large larvae falling to interven- ing vegetation or the forest floor are especially vulnerable to attack by ants and spiders ... Predator Groups Overview of Predators.
Page 10
... largest group of true bugs . Most mirids feed on the juices of plants , but a few prey on other insects . During investigations of budworm predators on the Green River Water- shed , New Brunswick , mirids were recognized as possible ...
... largest group of true bugs . Most mirids feed on the juices of plants , but a few prey on other insects . During investigations of budworm predators on the Green River Water- shed , New Brunswick , mirids were recognized as possible ...
Page 13
Predators of the Spruce Budworm. Predators of Small Larvae prey for birds , and Morris ( 1963 ) surmised that wood ... large larvae , pupae , or adult bud- worms . No doubt , this conclusion is based on the general inability of phalangids to ...
Predators of the Spruce Budworm. Predators of Small Larvae prey for birds , and Morris ( 1963 ) surmised that wood ... large larvae , pupae , or adult bud- worms . No doubt , this conclusion is based on the general inability of phalangids to ...
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Common terms and phrases
abundant adults arthropods attack balsam fir Biology Borror Brunswick Buckner Canadian Entomologist Canadian Forestry Service carabid carabid beetles Choristoneura fumiferana coccinellid Coccinellidae concluded Crawford defoliators dispersal dragonflies dynamics of epidemic eastern egg masses endemic endemic populations Entomological Society epidemic spruce budworm estimated eumenid eumenid wasps Finnegan foliage worm Forest Insect forest pests Fredericton ft² Green River Green River Watershed ground beetles habitats hibernacula host trees Hymenoptera important predators insects instars large larvae Lepidoptera leucomelas Loughton mammals Miller mites Morris mortality nests North northeastern spruce-fir forests northern Maine numerical responses observed Odonata Ontario Opiliones parasites percent potential predators predators of large predators of spruce predatory preying on spruce pupae pupal red squirrels serological small larvae Society of Canada species undetermined spiders spruce bud spruce budworm eggs spruce budworm larvae spruce budworm moths spruce budworm populations spruce budworm pupae spruce foliage strip clearcut studies susceptible techniques tion Varty warblers wasps worm larvae