Location

N (lb/ac)1

Olsen-P (ppm)

K (ppm)

pH

OM (%)

EC (mmhos/cm)

Cut Bank

39.6

17

385

7.5

2.7

0.39

Devon

12.0

14

221

7.2

0.8

0.15

Knees

21.1

28

482

6.9

2.4

0.55

Choteau

44.5

7

412

8.1

2.3

0.82

WTARC

Fall

15.5

20

318

7.8

2.6

0.56

WTARC

Spring

15.9

30

528

7.4

2.6

0.36

Sweetgrass

Hills

3.5

27

336

6.7

2.5

0.23

1Nitrogen soil samples were to a depth of four feet in one foot increments. All other soil tests were for zero to six inches in depth.

 

WTARC- Western Triangle Ag. Research Center