|
|
This is only a preview of the paper
Click here to register and get the full text.
Existing members click here to login
|
|
|
... Johnson
Extension Soil Specialist
Soil acidity is a crop production problem of increas-ing
concern in central and western Oklahoma. Al-though
acid soil conditions are more widespread in
eastern Oklahoma, the more natural occurrence there
has resulted in farm operators being better able to
manage soil acidity in that part of the state. ... 2229 explains
how soil acidity and the lime requirement are deter-mined
by soil testing. ... 2240)
Why Soils are Acid
The four major causes for soils to become acid are
listed below:
1. ... Harvest of high yielding crops
The above causes of soil acidity are more easily under-stood
when we consider that a soil is acid when there is
an abundance of acidic cations (pronounced cat-eye-on),
like hydrogen (H + ) and aluminum (Al +++ ) present
compared to the alkaline cations like calcium (Ca ++ ),
magnesium (Mg ++ ), potassium (K + ), and sodium (Na + ).
Approximate Word count = 647
Approximate Pages = 2.6
(250 words per page double spaced)
|
|
|
|
|
|