Great Plains 3N-3020P Operator Manual User Manual
Page 87
4/23/2010
196-248M
85
Seed Rate Charts
10500-18000 seeds/pound
Talc and Graphite
Required
7 1/2" Row Spacing
10" Row Spacing
15" Row Spacing
30" Twin Row
Range Sprockets
Driver=15
Driven=60
Range Sprockets
Driver=20
Driven=60
Range Sprockets
Driver=15
Driven=30
Range Sprockets
Driver=15
Driven=30
Transmission
Sprockets
Seed
Population
Seed
Spacing
(inches)
Max Plant
Speed
(mph)
Seed
Spacing
(inches)
Max
Plant
Speed
(mph)
Seed
Spacing
(inches)
Max
Plant
Speed
(mph)
Seed
Spacing
Max
Plant
Speed
Driver Driven (seeds/acre)
(inches)
(mph)
17
28
66,439
12.5
8
9.3
8
6.2
8
6.2
8
17
27
68,899
12.0
8
9.0
8
6.0
8
6.0
8
17
26
71,549
11.6
8
8.7
8
5.8
8
5.8
8
19
28
74,255
11.1
8
8.4
8
5.6
8
5.6
8
17
25
74,411
11.1
8
8.3
8
5.6
8
5.6
8
19
27
77,005
10.7
8
8.1
8
5.4
8
5.4
8
17
24
77,512
10.7
8
8.0
8
5.3
8
5.3
8
19
26
79,967
10.3
8
7.8
8
5.2
8
5.2
8
17
23
80,882
10.2
8
7.7
8
5.1
8
5.1
8
19
25
83,165
9.9
8
7.5
8
5.0
8
5.0
8
19
24
86,631
9.5
8
7.2
8
4.8
8
4.8
8
23
28
89,887
9.2
8
6.9
8
4.8
8
4.8
8
19
23
90,397
9.2
8
6.9
8
4.6
8
4.6
8
23
27
93,217
8.9
8
6.7
8
4.4
8
4.4
8
24
28
93,796
8.8
8
6.6
8
4.4
8
4.4
8
23
26
96,802
8.5
8
6.4
8
4.3
8
4.3
8
24
27
97,269
8.5
8
6.4
8
4.3
8
4.3
8
25
28
97,704
8.5
8
6.3
8
4.2
8
4.2
8
17
19
97,909
8.4
8
6.3
8
4.2
8
4.2
8
23
25
100,674
8.2
8
6.2
8
4.1
8
4.1
8
24
26
101,011
8.2
8
6.1
8
4.1
8
4.1
8
25
27
101,322
8.2
8
6.1
8
4.1
8
4.1
8
26
28
101,612
8.1
8
6.1
8
4.1
8
4.1
8
23
24
104,869
7.9
8
5.9
8
3.9
8
3.9
8
24
25
105,051
7.9
8
5.9
8
3.9
8
3.9
8
25
26
105,219
7.9
8
5.9
8
3.9
8
3.9
8
26
27
105,375
7.8
8
5.9
8
3.9
8
3.9
8
27
28
105,520
7.8
8
5.9
8
3.9
8
3.9
8
23
23
109,428
7.6
8
5.7
8
3.8
8
3.8
8
28
27
113,481
7.3
8
5.5
8
3.6
8
3.6
8
27
26
113,637
7.3
8
5.5
8
3.6
8
3.6
8
26
25
113,805
7.3
8
5.5
8
3.6
8
3.6
8
25
24
113,988
7.3
8
5.4
8
3.6
8
3.6
8
24
23
114,186
7.2
8
5.4
8
3.6
8
3.6
8
28
26
117,846
7.0
8
5.3
8
3.5
8
3.5
8
27
25
118,182
7.0
8
5.2
8
3.5
8
3.5
8
26
24
118,547
7.0
8
5.2
8
3.5
8
3.5
8
25
23
118,944
7.0
8
5.2
8
3.5
8
3.5
8
19
17
122,302
6.8
8
5.1
8
3.4
8
3.4
8
28
25
122,560
6.7
8
5.1
8
3.4
8
3.4
8
27
24
123,107
6.7
8
5.0
8
3.4
8
3.4
8
26
23
123,701
6.7
8
5.0
8
3.3
8
3.3
8
28
24
127,666
6.5
8
4.9
8
3.2
8
3.2
8
27
23
128,459
6.4
8
4.8
8
3.2
8
3.2
8
23
19
132,466
6.2
8
4.7
8
3.1
7
3.1
7
28
23
133,217
6.2
8
4.7
8
3.1
7
3.1
7
24
19
138,225
6.0
8
4.5
8
3.0
7
3.0
7
25
19
143,984
5.7
8
4.3
8
2.9
7
2.9
7
23
17
148,050
5.6
8
4.2
8
2.8
7
2.8
7
26
19
149,744
5.5
8
4.1
8
2.8
7
2.8
7
24
17
154,487
5.4
8
4.0
9
2.7
6
2.7
6
27
19
155,503
5.3
8
4.0
8
2.7
6
2.7
6
25
17
160,924
5.1
8
3.9
8
2.6
6
2.6
6
28
19
161,263
5.1
8
3.8
8
2.6
6
2.6
6
26
17
167,361
4.9
8
3.7
8
2.5
6
2.5
6
27
17
173,798
4.8
8
3.6
8
2.4
6
2.4
6
28
17
180,235
4.6
8
3.4
8
2.3
5
2.3
5
Note: For 20 and 30 inch row spacings refer to Row Milo High Rate Chart for
use with 270 cell wheel.
Solid Milo High Rate 135 Cell Wheel (Singulating)
Wheel P/N’s
403-081D (12000-18000 seeds/lb)
403-090D (10500-14000 seeds/lb)