Table 3. Yield, test weight, protein, height, head density, and total biomass of wheat at selected locations in North Dakota, 1999.

Location

Treatment

Head density

Height

Total biomass

Protein

Test weight

Yield

 

 

no./yd2

inches

lb/acre

%

lb/bu

bu/a

Amidon

Fumigated

340.7

28.5

3967

16.0

58.9

23.7

 

Natural

200.1

26.1

3426

14.5

57.5

19.2

 

Mean

270.4

27.3

3696

15.3

58.2

21.4

 

CV %

10.7

5.3

14.8

3.7

1.9

7.8

 

LSD .05

65.3

NS

NS

1.3

NS

3.7

 

Beach

Spring Fumigated

334.5

36.0

5996

13.4

61.0

32.6

 

Fall Fumigated

314.1

37.7

5175

13.9

59.8

25.2

 

Metylaxyl

207.0

34.5

4039

12.5

59.5

18.8

 

Natural

240.9

33.7

4048

12.8

59.4

18.3

 

Mean

274.1

35.5

4814

13.1

59.9

23.7

 

CV %

7.8

3.2

7.7

3.1

1.2

8.7

 

LSD .05

34.4

1.8

595

0.6

1.2

3.3

 

Center

Fumigated

306.0

37.6

6641

15.0

58.0

40.7

 

Natural

190.3

35.9

3336

14.9

61.0

23.2

 

Mean

248.2

36.7

4988

15.0

59.5

31.9

 

CV %

8.3

2.8

20.3

0.7

2.1

7.4

 

LSD .05

72.4

NS

NS

NS

NS

8.3

 

Garrison

Fumigated

216.4

30.2

3297

16.6

59.8

23.6

 

Natural

157.7

28.0

2563

13.7

59.5

17.1

 

Mean

187.1

29.1

2930

15.1

59.6

20.3

 

CV %

26.0

10.8

21.1

10.7

1.1

11.2

 

LSD .05

NS

NS

NS

NS

NS

5.1

 

Hazen

Fumigated

261.0

37.5

3170

15.1

na

9.2

 

Natural

167.8

34.3

2133

14.8

na

11.9

 

Mean

214.4

35.9

2652

14.9

-

10.5

 

CV %

11.5

6.1

9.7

8.3

-

19.4

 

LSD .05

55.5

NS

581.1

NS

-

NS

 

Selfridge

Fumigated

407.6

34.3

5334

15.8

57.6

27.8

 

Natural

267.3

33.4

3771

15.4

55.5

17.0

 

Mean

337.5

33.8

4553

15.6

56.6

22.5

 

CV %

9.3

3.7

6.1

2.3

1.6

11.5

 

LSD .05

70.7

NS

539.6

NS

2.1

5.8

 

Williston

Fumigated

394.4

na

6951

16.2

60.8

58.1

 

Natural

302.5

na

5348

16.3

61.7

42.4

 

Mean

348.4

-

6149

16.2

61.2

50.2

 

CV %

16.9

-

14.0

1.7

0.6

3.1

 

LSD .05

87.6

-

1273.4

NS

0.5

2.3

na = not available