Great Plains YP1625 Material Rate - Manual (Page 5)

YIELD PRO 16
TWIN ROW 30"
6 FINGER METER
High Range
For Round Corn optimum meter speed is 45 to 75 RPM
For Flat Corn optimum meter speed is 65 to 75 RPM
Driver = 30 (Shaded area)
Driven = 20
Ground Speed
Transmission 7 mph 6.5 mph 6 mph 5.5 mph 5 mph 4.5 mph 4 mph 3.5 mph
Combinations Seed Seed Optimum Optimum Optimum Optimum Optimum Optimum Optimum Optimum
Population Spacing Meter Meter Meter Meter Meter Meter Meter Meter
Driver Driven (seeds/acre) (inches) (rpm) (rpm) (rpm) (rpm) (rpm) (rpm) (rpm) (rpm)
17 28 19,960 21.0 59 55 50 46
17 27 20,699 20.2 61 57 52 48
17 26 21,495 19.5 63 59 54 50 45 Not Recommended
19 28 22,308 18.7 66 61 56 52 47
17 25 22,355 18.7 66 61 56 52 47
19 27 23,134 18.1 68 63 58 54 49
17 24 23,286 18.0 69 64 59 54 49
19 26 24,024 17.4 71 66 61 56 51 45
17 23 24,299 17.2 72 66 61 56 51 46
19 25 24,985 16.7 74 68 63 58 53 47
19 24 26,026 16.1 71 66 60 55 49
23 28 27,004 15.5 74 68 63 57 51 45
19 23 27,157 15.4 74 69 63 57 51 46
23 27 28,004 14.9 71 65 59 53 47
24 28 28,178 14.8 71 65 59 53 47
23 26 29,082 14.4 73 67 61 55 49
24 27 29,222 14.3 74 68 61 55 49
25 28 29,352 14.2 74 68 62 56 49
17 19 29,414 14.2 74 68 62 56 50
23 25 30,245 13.8 70 64 57 51 45
24 26 30,346 13.8 70 64 57 51 45
25 27 30,440 13.7 70 64 58 51 45
26 28 30,527 13.7 71 64 58 51 45
23 24 31,505 13.3 73 66 60 53 46
24 25 31,560 13.3 73 66 60 53 46
25 26 31,610 13.2 73 67 60 53 47
26 27 31,657 13.2 73 67 60 53 47
27 28 31,701 13.2 73 67 60 53 47
23 23 32,875 12.7 69 62 55 48
28 27 34,092 12.3 72 65 57 50
27 26 34,139 12.2 72 65 57 50
26 25 34,190 12.2 72 65 58 50
25 24 34,245 12.2 72 65 58 50
24 23 34,304 12.2 72 65 58 51
28 26 35,404 11.8 75 67 60 52
27 25 35,505 11.8 75 67 60 52
26 24 35,614 11.7 75 67 60 52
25 23 35,733 11.7 75 68 60 53
19 17 36,742 11.4 70 62 54
28 25 36,820 11.4 70 62 54
27 24 36,984 11.3 70 62 54
26 23 37,163 11.3 Not Recommended 70 63 55
28 24 38,354 10.9 73 65 56
27 23 38,592 10.8 73 65 57
23 19 39,796 10.5 75 67 59
28 23 40,021 10.4 67 59
24 19 41,526 10.1 70 61
25 19 43,256 9.7 73 64
23 17 44,478 9.4 75 66
26 19 44,986 9.3 66
24 17 46,411 9.0 68
27 19 46,717 9.0 69
25 17 48,345 8.6 71
28 19 48,447 8.6 71
26 17 50,279 8.3 74
27 17 52,213 8.0
28 17 54,147 7.7
Twin Row 30"
Range Sprockets: