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Table 1. 1994-1997 alfalfa variety yields at the Agronomy Research Center, West Lafayette, IN
Seeding date: April 20 1994

Dry Matter Yield (T/A)

1994

1995

1996

1997

94-97

% of Check

Entry

Total

Total

Total

Total

Total

94-95

96-97

94-97

Pasture Plus

2.22

*

9.70

*

9.22

*

6.83

*

27.98

*

109

131

120

5454

1.92

9.68

*

9.19

*

6.85

*

27.64

*

106

131

119

x

ABI 9141

2.19

*

9.17

*

8.95

*

6.53

*

26.85

*

104

126

115

x

AS-B95

2.19

*

9.51

*

8.58

*

6.41

26.69

*

107

122

115

630

2.29

*

9.66

*

8.45

6.27

26.67

*

109

120

115

Sterling

2.02

9.29

*

8.66

*

6.50

*

26.47

103

123

114

Demand

2.27

*

9.02

*

8.77

*

6.37

26.44

103

123

114

More

2.32

*

9.39

*

8.34

6.32

26.37

107

119

113

631

2.11

*

9.40

*

8.32

6.41

26.24

105

120

113

5312

2.23

*

9.27

*

8.57

6.13

26.22

105

120

113

Reward

2.02

9.14

*

8.59

*

6.34

26.09

102

122

112

Dominator

2.01

8.88

8.62

*

6.48

*

25.98

99

123

112

Magnum IV

2.17

*

9.07

*

8.17

6.35

25.77

102

118

111

x

PGI 9047

2.30

*

9.00

8.13

6.18

25.62

103

117

110

DK133

2.25

*

9.24

*

7.94

6.11

25.55

105

114

110

Total +Z

2.30

*

8.85

8.11

6.13

25.39

102

116

109

DK122

2.08

*

9.13

*

7.87

5.97

25.05

102

113

108

GH 794

2.33

*

8.84

7.45

5.48

24.10

102

105

104

Saranac

2.15

*

8.56

7.39

5.81

23.90

98

107

103

Vernal

2.17

*

8.80

6.72

5.56

23.25

100

100

100

Grand mean

2.17

9.18

8.30

6.26

25.91

LSD (5%)

0.30

0.70

0.65

0.39

1.45

C.V. (%)

9.84

5.37

5.52

4.43

3.96

No. of harvests

1

4

3

4

12

Entries with names preceded by "x" were tested using experimental seed that may not give
performance identical to commercially available seed.
Yields followed by an asterisk (*) are not significantly different from the highest yield in the column.
Yield of "Vernal" used to calculate % of check
Location: West Lafayette, IN
Design: Randomized block, 4 replications, 20 entries
Soil Type: Drummer silt loam
Plots: Five rows, 2.5' x 20', (harvested 2.5' x 15')
Seeded: April 20, 1994 with 15 lb. live seed / acre; 1.3 lb. a.i. Balan / acre, incorporated
Fertilizer: 60 lb. P205 and 250 lb. K20 / acre applied after first and final harvest
Insects: Alfalfa weevil and potato leafhoppers controlled by spraying
(Copyright 1997 Purdue Research Foundation)

 

 

 

For more forage information contact Dr. Keith Johnson: johnsonk@purdue.edu

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