RelativeResourceManager.page01 - Reptiles and Amphibians...

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NRES 201 Intro Soil Science Lec. 25-26 Soil Organisms Ch. 10 3/4/2007 1 Soil Organisms Include Micro Soil Organisms Include Micro - and Macro and Macro -organisms: organisms: - Bacteria - Actinomycetes - Fungi - Protozoa, Algae - Arthropods: Insects : ants, termites, cicada, grubs, mole crickets, etc. Mites , Springtails , Millipedes , Centipedes , etc. Crustaceans : Crayfish, Isopods, etc. - Annelids: Nematodes, Earthworms - Larger Animals: Mammals : Moles, Badgers, Prairie Dogs, Naked Mole Rats. Marsupials : Wombats. Birds : Burrowing Owls, etc.
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Unformatted text preview: Reptiles and Amphibians , Snakes, Frogs, etc.- Roots of higher plants Soil organisms include: Soil organisms include: Roots of higher plants Soil Organisms Enormous Numbers of Microorganisms in soil A horizons: #/gm soil kg/ha Bacteria 10 8- 10 9 400 - 5,000 Actinomycetes 10 7 - 10 8 400 - 5,000 Fungi 10 5- 10 6 1,000 - 15,000 Algae 10 4 - 10 5 10 - 500 Protozoa 10 4 - 10 5 20 - 200 Nematodes 10 - 10 2 10 - 150 Mites 1 - 10 5 - 150 Springtails 1 - 10 5 - 150 Earthworms 0.001 100 - 1,500...
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This note was uploaded on 07/23/2011 for the course NRES 201 taught by Professor Olson,k during the Spring '08 term at University of Illinois, Urbana Champaign.

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