Great Plains YP1630F-1670 Material Rate - Manual (Page 15)

Great Plains Manufacturing, Inc. Contents Appendix Seed Rate 13
2012-12-04 Contents Appendix 401-832B
YP1630F 76.2cm Rows High Range
12 Finger Meter
34521
ATTENTION ! ! ! (For all seed corn types)
Great Plains always recommends test stand calibration of the finger meter to the population and ground speed desired .
For Round Corn optimum meter speed is 45 to 75 RPM For Flat Corn optimum meter speed is 60 to 75 RPM
( Shaded & Non-shaded areas ) (Shaded area)
Range Driving =30
Sprockets Driven =20 Ground Speed
Transmission Seed Seed 11.3 kph 10.5 kph 9.7 kph 8.9 kph 8 kph 7.2 kph 6.4 kph 5.6 kph
Combinations Population Spacing Meter Meter Meter Meter Meter Meter Meter Meter
Driving Driven (seeds/ha) (cm) (rpm) (rpm) (rpm) (rpm) (rpm) (rpm) (rpm) (rpm)
17 28 51 200 25.6 61 57 52 48
17 27 53 096 24.7 63 59 54 50 45
17 26 55 138 23.8 66 61 56 52 47 Not Recommended
19 28 57 223 22.9 68 63 58 54 49
17 25 57 344 22.9 68 63 59 54 49
19 27 59 343 22.1 71 66 61 56 51 45
17 24 59 733 22.0 71 66 61 56 51 46
19 26 61 625 21.3 73 68 63 58 52 47
17 23 62 330 21.1 74 69 64 58 53 48
19 25 64 090 20.5 71 65 60 55 49
19 24 66 761 19.7 74 68 63 57 51 45
23 28 69 270 18.9 71 65 59 53 47
19 23 69 663 18.8 71 65 59 53 47
23 27 71 836 18.3 73 67 61 55 49
24 28 72 282 18.2 74 68 62 55 49
23 26 74 599 17.6 70 64 57 51
24 27 74 959 17.5 70 64 57 51 45
25 28 75 294 17.4 71 64 58 51 45
17 19 75 452 17.4 71 64 58 51 45
23 25 77 583 16.9 73 66 59 53 46
24 26 77 842 16.9 73 66 60 53 46
25 27 78 083 16.8 73 66 60 53 47
26 28 78 306 16.8 73 67 60 53 47
23 24 80 815 16.2 69 62 55 48
24 25 80 956 16.2 69 62 55 48
25 26 81 086 16.2 69 62 55 48
26 27 81 206 16.2 69 62 55 48
27 28 81 317 16.1 69 62 55 48
23 23 84 329 15.6 72 65 57 50
28 27 87 452 15.0 74 67 60 52
27 26 87 573 15.0 75 67 60 52
26 25 87 702 15.0 75 67 60 52
25 24 87 843 14.9 75 67 60 52
24 23 87 996 14.9 75 67 60 52
28 26 90 816 14.5 70 62 54
27 25 91 075 14.4 70 62 54
26 24 91 357 14.4 70 62 54
25 23 91 662 14.3 70 62 55
19 17 94 250 13.9 72 64 56
28 25 94 449 13.9 72 64 56
27 24 94 870 13.8 73 65 57
26 23 95 329 13.8 73 65 57
28 24 98 384 13.3 75 67 59
27 23 98 995 13.3 67 59
23 19 102 083 12.9 70 61
28 23 102 662 12.8 70 61
24 19 106 521 12.3 Not Recommended 73 64
25 19 110 959 11.8 66
23 17 114 092 11.5 68
26 19 115 398 11.4 69
24 17 119 053 11.0 71
27 19 119 836 11.0 71
25 17 124 013 10.6 74
28 19 124 275 10.6 74
26 17 128 974 10.2
27 17 133 934 9.8
28 17 138 895 9.4