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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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Re: Mangrove Swamps

... and from fresh streams, rivers) --> High salinity - Water logged soil --> Anaerobic conditions and Soft substratum Adaptions of animals ... most animals stay in the burrows of the shore or attached to trunk surface of mangrove plants so that they will have a stable substratum. Eg. ...

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by janet121
Fri May 04, 2012 9:33 am
Forum: Ecology
Topic: Mangrove Swamps
Replies: 7
Views: 13223

It is going to kill me

... fact the 2 steps technique appear cleaner to me as you are diluting the soil more, hence removing other trace carbon contamination. And I would not ... are working with soil bacteria, aeration is not continuous and even in surface soil there are plenty of nearly anaerobic pockets in the soil. I ...

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by canalon
Thu Jul 07, 2011 4:26 pm
Forum: Microbiology
Topic: It is going to kill me
Replies: 7
Views: 3146

Why are leaves green?

... of a water body are depth of water, materials within water and surface roughness of water. The majority of radiation on a surface is either reflected or absorbed and little is transmitted. The characteristics of soil that determine its reflectance properties are its moisture content, ...

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by d3vilprada
Thu Sep 16, 2010 7:01 pm
Forum: Botany Discussion
Topic: Why are leaves green?
Replies: 76
Views: 326158

The man is the same as hundreds of millions of years ago

... thorns which corresponds to the form of the flower petals located on a surface of a jaw of a dinosaur has been found out. The given test is absolutely ... in the course of what there was a gradual restoration of a fertile soil. Whether it is valid on planets and in the nature so: stones of various ...

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by valentindolzhenko
Fri Aug 20, 2010 4:32 pm
Forum: Evolution
Topic: The man is the same as hundreds of millions of years ago
Replies: 11
Views: 22603

How to Obtain Dinosaurs

... not unreachable assignment. It will be more easily achievable under the soil than on surface. The danger of fires at bolts and others is not to be ignored. It is known the Komodo ...

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by enarees
Tue Jan 05, 2010 5:38 pm
Forum: Evolution
Topic: How to Obtain Dinosaurs
Replies: 12
Views: 13961
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