Re: Soil test
I would agree with A&L. Till in the gypsum and water heavily
to help leach the salts and excess magnesium from the soil.
I usually don't do more gypsum than 10 pounds per 100 square
feet but in this case I think more is warrented....
Good luck,
vince
--- Brian Reid <brianreid@charter.net> wrote:
> Hi everyone. I just got my spring soil test back from A&L and
> I was
> hoping someone could help me make some sense of it. The
> soluble salts
> are obviously a bit high which is most likely due to the
> horse manure I
> added and the calcium is low. I believe gypsum will take care
> of both
> problems but I'm looking for some guidance on anything else
> that looks
> out of whack and how to correct the problem. Considering this
> is a new
> patch, I don't think it's too bad. Here's the numbers:
>
> OM-13.6
> pH-7.1
> Phosphorus-135(Weak bray),163(Olsen Method)
> Potassium-2210
> Magnesium-1635
> Calcium-4052
> Sodium-244
> CEC-40.4
>
> Percent Cation Saturation:
> K-14%
> Mg-33.3%
> Ca-50.1%
> H-0%
> Na-2.6%
>
> Nitrogen-192
> Sulfur-63
> Zinc-5.4
> Manganese-7
> Iron-7
> Copper-1.6
> Boron-2.5
> Excess lime rate-low
> Soluble salts-3.8
>
> A&L's only recommendation is 140 pounds of gypsum per
> thousand square
> feet, or approximately 240-250 pounds of gypsum for my patch.
> That seems
> like a whole lot of gypsum but I'm no soil expert. The plants
> will be
> heading out this weekend so I'm hoping there's still time to
> make a few
> corrections.
>
> Your comments and suggestions are greatly appreciated!
>
> Brian
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