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Soil surface

soil surface

The upper limits of the soil profile, for mineral soils, the upper limits of the highest mineral horizon (A-horizon), for organic soils, the upper limit of undecomposed organic matter.


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help plz

... 2) what does the earth consists ? , ( and details about the earth soil ,? SURFACE OF THE GROUND,? Earth's structure ? 3) what is a mineral? and how they were found 4) ...

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by dramma
Tue Nov 04, 2008 8:05 pm
 
Forum: Evolution
Topic: help plz
Replies: 6
Views: 688

Photosynthesis Trivia

... during meiosis. (B.) To form a barrier to water loss on the leaf surface. (C.) To provide a cue for stoma opening and closing. (D.) To store ... available by photosynthesis D. in vitamins and minerals found in the soil 46. Which reactions are involved in the process of photosynthesis? A. ...

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by vstexas09
Mon Oct 13, 2008 12:46 am
 
Forum: Cell Biology
Topic: Photosynthesis Trivia
Replies: 5
Views: 5394

EARTHWORMS HELP!!

... as we are going to spoon feed the guy.... 1. Worms tunnel and eat the soil. The tunneling not only loosens the soil but mixes it as well. And yes, ... They also pull vegetation suchs as dead leaves into the soil from the surface. 2. Antoher would be that they don't have lungs, and would find it ...

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by CoffeaRobusta
Mon Apr 09, 2007 3:55 pm
 
Forum: Zoology Discussion
Topic: EARTHWORMS HELP!!
Replies: 3
Views: 2934

A Monkey's Uncle

... retain water, reflect heat, redirect heat and to source nutrient in the soil (often by way of a symbiotic mycelium). Does this suppose that they ... of the sun. When the alarm goes off, every larvae tunnels to the surface, emerges and heads for the nearest tree or high object. Predators ...

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by JDavidE
Tue Mar 13, 2007 3:29 am
 
Forum: Evolution
Topic: A Monkey's Uncle
Replies: 26
Views: 5331

The Fiber Disease

nazi parade in stores or any open air parameter on north american soil.......what the FFFck more do you need to know.... im starting to think ... but to be able to disassociate the PEG polymer from the liposome surface by a pH shift from pH 7.4 in the circulatory system to pH 5.5 in the ...

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by Nadas Moksha
Fri Dec 22, 2006 6:54 am
 
Forum: Human Biology
Topic: The Fiber Disease
Replies: 7403
Views: 749873
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