Verified FBN Member (WI)

Agronomy

Is variable rate fertilizer application worth the money?


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Verified FBN Member (IA)

work with your fertilizer man you can take advantage of certain situations..... i bought a small farm several years ago late, like april 1st...

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Verified FBN Member (MT)

It would be great if fbn came up with a verable rate system at a reasonable price using yeild maps


Verified FBN Member (IA)

Does FBN have a soil sampling partner for grid samples

2

Verified FBN Member (MN)

Would be great if they did


Verified FBN Member (SD)

YES! Why wouldnt you use todays technology to use obtainable yield goals instead of one blanket shot across the field? I have been doing i...

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Verified FBN Member (WA)

You guys are too hooked on grid sampling for prescription variable rate. We use yield maps, soil maps and satellite to make prescription var...

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3


Verified FBN Member (KS)

There needs to be a good agronomic reason and philosophy otherwise you can precisely misapply every acre.

1


Verified FBN Member (MO)

I have done 2 1/2 acre grids for around 15 years now, did a gradual build on areas that were low. Applied needed fertilizer plus 10% build o...

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2


Verified FBN Member (IL)

On my clay low Organic matter soils it makes a tremendous difference. The poorer the soil the bigger response you get. All soil types have a...

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1

Verified FBN Member (MN)

Totally agree. I have one farm that is low organic clay. There is only one grid on that farm that needs phos


Verified FBN Member (MI)

In the light rolling irrigated soils of Southwest MI it is not uncommon to see 100 bushel yield variance in any given pass. Seed and N defin...

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Verified FBN Member (MN)

We did 5 acre grids with variable rate on the P and K. As far as the N goes for corn I apply that at a flat rate. I found that using composi...

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Verified FBN Member (TX)

I tried it for 3 years, grid sampled plus variable rated all fertility applications, I did not see a measurable difference on 6000 acres. ...

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2

Verified FBN Member (ND)

it shouldn't be costing you more then your spending now except for the extra soul tests.


Verified FBN Member (MN)

You cannot mine a high fertility area in 3 yrs.

2


Verified FBN Member (MS)

We’ve done it for years. We sample and get an rx and then don’t sample again for 3 years. My issue is what about those areas that are said t...

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2

Verified FBN Member (IN)

I encourage you to track the areas that received nothing and see what the levels are on your next soil test. I do 2.5 acre grids every 2 yea...

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Verified FBN Member (ND)

You may not save on fertilizer but where it shines is you will be putting more fertilizer where it can be used more to the plant. Custom co...

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Verified FBN Member (NE)

What type of cost are we talking in VRF? What situation does it shine? What does the process look like?

1

Verified FBN Member (SD)

$10 an acre to grid sample. That gets me fert and seeding prescriptions also. Good for 4 years but I've done one field longer than that...

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Verified FBN Member (SD)

If you're changing your fert from field to field there's no reason not to do it from acre to acre. The same with seeding rate.

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Verified FBN Member (MO)

**** is that’s it

1

Verified FBN Member (MO)

Even nitrogen isn’t worth it?

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