30" rows – Great Plains YP1625 Material Rate User Manual
Page 7
YIELD PRO 16
30" ROWS
6 FINGER METER
Low 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 = 15
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
13,306
15.7
73
67
62
56
50
45
17
27
13,799
15.2
70
64
58
52
46
17
26
14,330
14.6
72
66
60
54
48
19
28
14,872
14.1
75
69
63
56
50
17
25
14,903
14.0
75
69
63
56
50
19
27
15,423
13.6
71
65
58
52
45
17
24
15,524
13.5
72
65
59
52
46
19
26
16,016
13.1
74
67
61
54
47
17
23
16,199
12.9
75
68
61
55
48
19
25
16,657
12.6
70
63
56
49
19
24
17,351
12.1
73
66
58
51
23
28
18,003
11.6
68
61
53
19
23
18,105
11.5
69
61
53
23
27
18,670
11.2
71
63
55
24
28
18,786
11.1
71
63
55
23
26
19,388
10.8
73
65
57
24
27
19,481
10.7
74
66
57
25
28
19,568
10.7
74
66
58
17
19
19,609
10.7
74
66
58
23
25
20,163
10.4
68
59
24
26
20,231
10.3
68
60
25
27
20,293
10.3
68
60
26
28
20,351
10.3
69
60
23
24
21,003
10.0
71
62
24
25
21,040
9.9
71
62
25
26
21,074
9.9
71
62
26
27
21,105
9.9
71
62
27
28
21,134
9.9
71
62
23
23
21,916
9.5
74
65
28
27
22,728
9.2
67
27
26
22,759
9.2
67
26
25
22,793
9.2
67
25
24
22,830
9.2
67
24
23
22,869
9.1
Not Recommended
67
28
26
23,602
8.9
70
27
25
23,670
8.8
70
26
24
23,743
8.8
70
25
23
23,822
8.8
70
19
17
24,495
8.5
72
28
25
24,546
8.5
72
27
24
24,656
8.5
73
26
23
24,775
8.4
73
28
24
25,569
8.2
75
27
23
25,728
8.1
23
19
26,530
7.9
28
23
26,681
7.8
24
19
27,684
7.6
25
19
28,837
7.3
23
17
29,652
7.1
26
19
29,991
7.0
24
17
30,941
6.8
27
19
31,144
6.7
25
17
32,230
6.5
28
19
32,298
6.5
26
17
33,519
6.2
27
17
34,809
6.0
28
17
36,098
5.8
Range Sprockets:
30" Row Spacing