Great Plains YP1630F-1670 Material Rate - Manual (Page 13)

Great Plains Manufacturing, Inc. Contents Appendix Seed Rate 11
2012-12-04 Contents Appendix 401-832B
YP1630F 30in Rows High Range
12 Finger Meter
34517
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 7 mph 6.5 mph 6 mph 5.5 mph 5 mph 4.5 mph 4 mph 3.5 mph
Combinations Population Spacing Meter Meter Meter Meter Meter Meter Meter Meter
Driving Driven (seeds/acre) (inches) (rpm) (rpm) (rpm) (rpm) (rpm) (rpm) (rpm) (rpm)
17 28 20 720 10.1 61 57 52 48
17 27 21 488 9.7 63 59 54 50 45
17 26 22 314 9.4 66 61 56 52 47 Not Recommended
19 28 23 158 9.0 68 63 58 54 49
17 25 23 207 9.0 68 63 59 54 49
19 27 24 016 8.7 71 66 61 56 51 45
17 24 24 174 8.6 71 66 61 56 51 46
19 26 24 939 8.4 73 68 63 58 52 47
17 23 25 225 8.3 74 69 64 58 53 48
19 25 25 937 8.1 71 65 60 55 49
19 24 27 018 7.7 74 68 63 57 51 45
23 28 28 033 7.5 71 65 59 53 47
19 23 28 192 7.4 71 65 59 53 47
23 27 29 072 7.2 73 67 61 55 49
24 28 29 252 7.1 74 68 62 55 49
23 26 30 190 6.9 70 64 57 51
24 27 30 336 6.9 70 64 57 51 45
25 28 30 471 6.9 71 64 58 51 45
17 19 30 535 6.8 71 64 58 51 45
23 25 31 397 6.7 73 66 59 53 46
24 26 31 502 6.6 73 66 60 53 46
25 27 31 600 6.6 73 66 60 53 47
26 28 31 690 6.6 73 67 60 53 47
23 24 32 706 6.4 69 62 55 48
24 25 32 762 6.4 69 62 55 48
25 26 32 815 6.4 69 62 55 48
26 27 32 864 6.4 69 62 55 48
27 28 32 909 6.4 69 62 55 48
23 23 34 128 6.1 72 65 57 50
28 27 35 392 5.9 74 67 60 52
27 26 35 440 5.9 75 67 60 52
26 25 35 493 5.9 75 67 60 52
25 24 35 550 5.9 75 67 60 52
24 23 35 611 5.9 75 67 60 52
28 26 36 753 5.7 70 62 54
27 25 36 858 5.7 70 62 54
26 24 36 971 5.7 70 62 54
25 23 37 095 5.6 70 62 55
19 17 38 143 5.5 72 64 56
28 25 38 223 5.5 72 64 56
27 24 38 393 5.4 73 65 57
26 23 38 579 5.4 73 65 57
28 24 39 815 5.3 75 67 59
27 23 40 063 5.2 67 59
23 19 41 312 5.1 70 61
28 23 41 547 5.0 70 61
24 19 43 108 4.9 Not Recommended 73 64
25 19 44 905 4.7 66
23 17 46 173 4.5 68
26 19 46 701 4.5 69
24 17 48 180 4.3 71
27 19 48 497 4.3 71
25 17 50 188 4.2 74
28 19 50 293 4.2 74
26 17 52 195 4.0
27 17 54 203 3.9
28 17 56 210 3.7