Confection Sunflowers - 2001 Crops Day

2001 Confection Sunflower - Continuously Cropped No-till Hettinger

Seed over Screen

Brand

Hybrid

Yield

Test weight

Days to mature

Plant height

22/64

20/64

18/64

lbs/ac

lbs/bu

days

inches

--------------- % ----------------

Red River Com.

2213

1721

27.4

111

55

8.3

50.8

40.9

Red River Com.

2413

1266

26.9

114

54

8.7

54.6

36.7

Red River Com.

2582

1050

27.1

114

49

7.9

50.2

41.9

Interstate Seed

IS8048

1272

27.1

113

51

11.7

56.0

32.3

Interstate Seed

F89008

1173

27.0

112

56

5.5

49.6

44.9

Proseed

C9802

1581

28.1

110

54

3.4

42.1

54.5

USDA Check

924

1219

26.6

113

54

10.3

54.7

35.0

Trial Mean

1326

27.2

112

53

8.0

51.1

40.9

C.V. %

13.3

3.0

0.8

4.3

43.4

12.4

20.3

LSD .05

261

NS

1

3

5.1

NS

12.3

LSD .01

358

NS

2

5

NS

NS

NS

Planting date: June 8, 2001

Seeding rate: 20,000 seeds/acre, thinned to 18,000 plants/acre.

Row spacing: 28"

Harvest date: October 19, 2001

Previous crop: HRSW

NS = no statistical difference between hybrids.

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