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NDSU Main Station * North Dakota Agricultural Experiment Station
315 Morrill, NDSU Fargo, ND 58105, Voice: (701) 231-7655 fax: (701) 231-8520


North Dakota Agricultural Experiment Station, Fargo, ND; seeded 1998, dryland.

   

2001 forage yield by harvest

           

 

Entry

3-cut:

4-cut:

5-30

6-20

7-15

7-16

8-13

8-20

 

10-8

 

total

 

2000

 

1999

 

1998

1998-01

total

Relative yield

2001 1998-01

   

-------------------------tons dry matter/acre----------------------

---% of Vernal---

         

3 cut-system

         

WinterStar

 

2.51

1.86

1.16

 

5.53

6.29

6.05

3.43

21.30

97.6

100.8

WinterKing

 

2.58

1.97

1.23

 

5.78

6.26

5.44

3.50

20.99

102.0

99.3

TMF Multiplier II

 

2.50

2.08

1.17

 

5.75

6.42

5.92

3.29

21.39

101.5

101.2

53V08

 

2.87

2.06

1.25

 

6.18

7.38

6.34

3.40

23.29

109.1

110.2

DK-124

 

2.48

1.96

1.19

 

5.63

6.04

5.27

3.26

20.20

99.4

95.6

DK-134

 

2.61

1.99

1.23

 

5.83

6.54

5.62

3.33

21.32

102.8

100.9

XGrazer

 

2.53

1.99

1.17

 

5.69

6.34

6.33

3.49

21.85

106.4

103.4

Evolution

 

2.65

1.95

1.18

 

5.78

6.30

5.84

3.46

21.39

102.1

101.2

Award

 

2.72

1.96

1.22

 

5.90

6.79

6.20

3.48

22.37

104.1

105.4

ZG 9721

 

2.69

2.05

1.18

 

5.92

6.21

5.73

3.41

21.27

104.5

100.6

4321

 

2.83

2.02

1.26

 

6.11

7.18

5.95

3.56

22.80

107.8

107.9

WL 232 HQ

 

2.41

1.95

1.18

 

5.54

6.28

5.91

3.45

21.18

99.7

100.2

620

 

2.60

2.04

1.18

 

5.82

6.60

5.80

3.49

21.70

102.7

102.7

Vernal (Foun.)

 

2.65

1.96

1.11

 

5.72

5.99

5.85

3.51

21.08

101.0

99.7

Vernal (Cert.)

 

2.67

1.88

1.06

 

5.61

6.19

6.01

3.36

21.18

99.0

100.3

                         

Mean

 

2.62

1.98

1.19

 

5.79

6.45

5.88

3.43

21.55

102.1

102.0

LSD (0.05)

 

0.30

0.17

0.09

 

0.40

0.32

0.67

0.32

1.06

7.0

5.0

CV (%)

 

7.9

5.9

5.3

 

4.8

3.5

7.9

6.4

3.4

4.8

3.4

MCV (%)

 

11.3

8.4

7.5

 

6.8

4.9

11.3

9.2

4.9

6.8

4.9

LSR (%)

 

113.1

77.4

45.0

 

60.9

23.0

62.9

105.1

34.2

60.9

34.2

                         
         

4-cut system#

         

WinterStar

 

2.87

1.36

1.32

0.49

6.04

7.04

7.16

3.37

23.61

105.3

104.5

WinterKing

 

2.31

1.29

1.26

0.46

5.32

6.85

6.82

3.31

22.31

92.9

98.7

TMF Multiplier II

 

2.76

1.46

1.23

0.55

6.00

6.60

6.46

3.44

22.50

104.7

99.6

53V08

 

2.54

1.59

1.33

0.52

5.98

7.26

7.07

3.53

23.83

104.3

105.5

DK-124

 

2.16

1.39

1.24

0.54

5.33

6.60

6.00

3.40

21.34

93.0

94.4

DK-134

 

2.29

1.49

1.31

0.58

5.67

6.74

6.33

3.31

22.05

99.0

97.6

XGrazer

 

2.63

1.46

1.28

0.52

5.89

6.80

7.09

3.47

23.25

102.8

102.9

Evolution

 

2.82

1.47

1.19

0.48

5.96

6.99

7.25

3.44

23.64

104.0

104.6

Award

 

2.61

1.43

1.27

0.56

5.87

7.12

7.45

3.54

23.98

102.5

106.1

ZG 9721

 

2.47

1.45

1.26

0.48

5.66

6.91

6.36

3.62

22.55

98.7

99.8

4321

 

2.17

1.44

1.18

0.61

5.40

7.45

7.19

3.46

23.50

94.1

104.0

WL 232 HQ

 

1.68

1.13

1.03

0.52

4.36

6.88

6.66

3.38

21.29

76.1

94.1

620

 

2.03

1.27

1.22

0.55

5.07

6.91

6.99

3.37

22.34

88.5

98.9

Vernal (Foun.)

 

2.49

1.31

1.12

0.50

5.42

6.59

6.84

3.45

22.30

94.5

98.7

Vernal (Cert.)

 

2.98

1.38

1.19

0.50

6.05

6.55

6.89

3.42

22.90

105.5

101.3

                         

Mean

2.45

1.39

1.23

0.53

5.60

6.89

6.84

3.43

22.76

97.7

100.4

LSD (0.05)

 

0.69

0.17

0.20

0.11

0.88

0.40

0.57

0.34

1.01

15.3

4.5

CV (%)

 

14.0

6.1

7.7

9.6

7.3

4.0

5.9

6.8

3.1

7.3

3.1

MCV (%)

 

28.3

12.4

16.4

20.6

15.6

5.8

8.4

9.8

4.5

15.6

4.5

LSR (%)

 

53.5

37.1

68.3

72.1

51.9

44.0

51.2

108.3

37.5

51.9

37.5

Design: Splitplot, cuts = mainplot       Fertilization: 50 P & 100K lb/acre            Soil type: Fargo clay
Seeding method: Broadcast                 Cuttings: 1998 (2), 1999-01 (3/4)            Replicates: Four
Seeding rate: 25 lb/acre                       Plot size: 4 by 18 ft                                  Herbicide: None in 2001
Seeding date: April 21, 1998               Harvest plot: 34" by 13 ft                         Insecticide: Warrior @ 3 oz/acre

Seed obtained from Dan Undersander at University of Wisconsin
F
- test nonsignificant
# Two reps nearly 100% winterkilled during 2000-01 winter, yield estimates based on other two reps.


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Email: mpeel@ndsuext.nodak.edu