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DaniilM [7]
3 years ago
7

A soil that is 30%clay, 7% organic matter will have an estimated CEC of what?

Geography
1 answer:
Lana71 [14]3 years ago
4 0

Answer:

A. 37

Explanation:

As CEC of soil can be maintained by the type of caution exchange from soil like Na, K, thus decrease of H+ ions increase the variable charges and thus increasing the capacity, Histosols, Mollisols, and vertisols have a high CEC order. And clay consists of roughly composed chlorite, kaolinite, and most of soil humus.

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Answer:

B, C, and D

Explanation:

As the question says, a GPS finds exact locations. Exact locations have nothin to do with when something happened.

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3 years ago
I need help ASAP
natka813 [3]

Answer:

human factors:

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environmental factors:

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3 years ago
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Explain the purpose of a key on a map
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governments having limited the incentive for increase by keeping prices low

Explanation:

The Horn of Africa and the Sahel a re regions dominated by arid and semi-arid climate types. This makes these regions very limited when it comes to agricultural production. The climate is not suitable in most of these regions for large scale production, so lot of modifications and investments are needed in order to transform the land. Big problem is also the infrastructure, as it is relatively bad condition, so even what is produced is usually consumed locally because the products can reach the markets in saleable condition. The population growth is quicker than the agricultural growth, so there's a very big problem with malnutrition. The governments are putting lot of effort in this sector, but they are very limited financially, so it is going very slowly.

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