Moisture Deficiency in/ft |
Coarse (loamy sand) |
Sandy (sandy loam) |
Medium (loam) |
Fine (clay loam) |
|
(field capacity) |
(field capacity) |
(field capacity) |
(field capacity) |
.0 |
Leaves wet outline on hand when squeezed.
|
Appears very dark, leaves wet outline on hand, makes a short ribbon.
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Appears very dark, leaves wet outline on hand, will ribbon out about one inch.
|
Appears very dark, leaves slight moisture on hand when squeezed, will ribbon out about two inches.
|
.2 |
Appears moist, makes a weak ball.
|
Quite dark color, makes a hard ball.
|
Dark color, forma a plastic ball, slicks when rubbed.
|
|
.4 |
Appears slightly moist, sticks together slightly.
|
|
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Dark color, will slick and ribbons easily.
|
.6 |
|
Fairly dark color, makes a good ball.
|
Quite dark, forms a hard ball.
|
Quite dark, will make a thick ribbon, may slick when rubbed.
|
.8 |
Dry, loose, flows through fingers. (wilting point)
|
Slightly dark color, makes a weak ball.
|
Fairly dark, forms a good ball.
|
|
1.0 |
|
Lightly colored by moisture, will not ball.
|
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Fairly dark, makes a good ball.
|
1.2 |
|
Very slight color due to moisture. (wilting point)
|
Slightly dark, forms a weak ball.
|
Will ball, small clods will flatten out rather than crumble.
|
1.4 |
|
|
Lightly colored, small clods crumble fairly easily.
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Slightly dark, clods crumble.
|
1.6 |
|
|
Slight color due to moisture, small clods are hard. (wilting point)
|
|
1.8 |
|
|
|
Some darkness due to unavailable moisture, hard & cracked clods (wilting point)
|
2.0 |
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