Bark beetles

Science & technology   |   Biology   |   Presentation   |   11/21/2008   |   .doc   |   7 pages
Document abstract : « Management options. Conclusion. Bark beetles TABLE OF CONTESTS: Introduction ----- Taxonomy ...»

Synopsis abstract : «Introduction.. Taxonomy.. Life cycle.. Host plants.. Colonizing post plants.. Factors limiting population growth.. Ecosystem processes.. Fire.. Forest succession.. Decomposition.. Management options.. Conclusion.....»

Plant-animal interactions in forest ecosystems

Political science   |   Ecology & environment   |   Presentation   |   11/21/2008   |   .doc   |   7 pages
Document abstract : « Bark beetles, for example, bore into tree trunks and excavate the wood just beneath the bark causing extensive damage. Trees often ...»

Synopsis abstract : «Introduction.. Mutualistic interactions.. Pollination.. Invertebrate pollinators.. Seed dispersal.. Plant protection by Ants.. Antagonistic interactions.. Herbivory and plant defenses.. Seed predation.. Mechanical damage.. Concl...»

Foliage feeders in temperate and boreal forests

Science & technology   |   Biology   |   Presentation   |   11/21/2008   |   .doc   |   7 pages
Document abstract : « Trees that have sustained heavy defoliation for more than 2 or 3 years often succumb to secondary pests such as bark beetles, phloemborers or root rot pathogens ...»

Synopsis abstract : «Introduction.. Diversity.. Feeding ecology.. Population dynamics.. Life-history traits.. Population regulation.. Population cycles.. Impacts of foliage-feeding insects on trees.. Conclusion.....»

Reproductive ecology of forest trees

Science & technology   |   Biology   |   Presentation   |   11/19/2008   |   .doc   |   8 pages
Document abstract : « and other mammals, birds, and ?sh), invertebrates (ants and beetles), and abiotic and, although some are well protected by thick bark, intolerant species ...»

Synopsis abstract : «Introduction.. General reproductive strategies.. Vegetative reproduction.. Sexual reproduction.. Pollination of angiosperms.. Pollination by vertebrates.. Pollination by invertebrates.. Wind pollination.. Breeding systems and incompatibility.. Seed...»

Goliath bird-eating spider

Social studies   |   Educational studies   |   Presentation   |   07/22/2008   |   .doc   |   4 pages
Document abstract : « The usual diet for this spider consists of small snakes, beetles, frogs, insects, lizards A large shelter should be offered in the form of a cork bark cave or a ...»

Synopsis abstract : «About Goliath bird-eating spiders.. History and where they are found.. Description.. Hunting technique.. The venom and urticating hairs.. Biology of the spider.. Handling the Goliath bird–eating spider.. Ailments.....»

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