Maroon Divider

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Maroon Divider

LABORATORY 3. SOIL TESTING

Results of pH test

Soil

pH

Texture

Lime needed to raise soil to pH 7.0*

1. Sand

_5.75______

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2. Sandy loam

_4.80______

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3.Silt loam

_6.30______

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4. Clay

_6.90______

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Results of nitrogen test

Soil

Test Result

Amount of Fertilizer to Raise Fertility to 100 lb N/acre

a

b

c

d

e

ppm nitrate

lb N/acre

N required (100 - b)

Kind of fertilizer to use*

Amount of fertilizer**

1

25__________

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2

10__________

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3

25__________

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4

5__________

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Results of Phosphorus Test

Soil

Test Result

Amount of Fertilizer to Raise Fertility to 100 lb P205/acre

a

b

c

d

e

ppm P

lb P2O5/acre

P2O5 required (100 - b)

Kind of fertilizer to use*

Amount of fertilizer**

1

_1.0________

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2

_0.5________

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3

_5.0________

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4

_2.5________

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Results of Potassium Test

Soil

Test Result

Amount of Fertilizer to Raise Fertility to 200 lb K20/acre

a

b

c

d

e

ppm K

lb K2O/acre

K2O required (200 - b)

Kind of fertilizer to use*

Amount of fertilizer**

1

_5__________

_______________

__________________

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2

_0__________

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3

_20_________

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4

_20_________

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Produced and maintained by Allen Barker
University of Massachusetts, Amherst.
last updated - October 8, 1999