soil hydrology - university college corksoil hydrology field experiments site 1319.doc page 1 of 17...

Soil hydrology field experiments Site 1319.doc

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Soil Hydrology

Sample No:1319 Map No: 6

Date: 2nd

July 2009

Area / town: Letterkenny County: Donegal

Northing: xxxx Easing: xxxx

Elevation: 38m Magnitude and direction

of change: na

Site location in field: xx

Soil Type:

Special characteristics: _

Farmer’s name: xx

Site type: (All that apply)

Grass Arable Peat Forest Fallow

Arable crop name … Perennial Rye-grass ………………. Grass: Good Fair Poor Rough Slope: Flat Undulating Rolling (Steep) (1˚) (2 – 6˚) (7- 12˚) (13˚ +) Soil Texture: Sand Loam Fine Peat Clayey

Soil colour: brown

X

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Water Table Is there any evidence to suggest a high water table?

No Is there surface water in the field or are there signs of recent surface water?

No Is there any evidence to the soil been recently water logged

some orange bits/mottelling Any other observations?

Seems to be some straw at 5cm in parts, assume its dung/straw been spread

Soil Profile Is there an organic layer present, if so what is the depth?

Describe all other profiles present using the box below to sketch the profile

Profile 1 Profile 2 Profile 3

Layer 1 2 1 2 1 2

Depth 0-22 22-30 0-28 28-30 0-21 21-30

Texture Fine More clay/

sticky fine/clay More clay fine/clay More clay

Colour Brown Yellow Brown Yellow Brown Yellow bits

of grey

Gravel Not much

stone No Little stone No No No

Roots Grass 0-5 No Yes grass No Yes grass No

Earthworm 1 No 1 No 1 to 2

Iron Pan?

Other comments

More clay.

Rolls into a ball

Not that many roots at this site

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Site Photos

Site

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Trench 1

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1A

1B

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1C

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Trench 1 Profile

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Trench 2

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2A

2B

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2C

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2C Profile

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Trench 3

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3A

3B

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3C

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3C Profile

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Infiltration Rates

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