Seed rate charts – Great Plains 3N-3020P Material Rate User Manual
Page 6
12/1/2009
196-248B
Great Plains Mfg., Inc.
6
Seed Rate Charts
52 lb. bu.
7 1/2” Row Spacing
10” Row Spacing
15” Row Spacing
No Seed Treatment
Range Sprockets
Driver = 15
Driven = 30
Range Sprockets
Range Sprockets
Driver = 30
Driven = 30
with Talc
Driver = 20
Driven = 30
Transmission
Sprockets
Seed
Rate
Max Plant
speed
(mph)
Max Plant
speed
(mph)
Max Plant
speed
(mph)
Driver
Driven
(pounds/acre)
17
28
23.6
8
8
8
17
27
24.5
8
8
8
17
26
25.4
8
8
8
19
28
26.4
8
8
8
17
25
26.5
8
8
8
19
27
27.4
8
8
8
17
24
27.6
8
8
8
19
26
28.4
8
8
8
17
23
28.8
8
8
8
19
25
29.6
8
8
8
19
24
30.8
8
8
8
23
28
32.0
8
8
8
19
23
32.1
8
8
8
23
27
33.1
8
8
8
24
28
33.3
8
8
8
23
26
34.4
8
8
8
24
27
34.6
8
8
8
25
28
34.7
8
8
8
17
19
34.8
8
8
8
23
25
35.8
8
8
8
24
26
35.9
8
8
8
25
27
36.0
8
8
8
26
28
36.1
8
8
8
23
24
37.3
8
8
8
24
25
37.4
8
8
8
25
26
37.4
8
8
8
26
27
37.5
8
8
8
27
28
37.5
8
8
8
23
23
38.9
8
8
8
28
27
40.3
8
8
8
27
26
40.4
8
8
8
26
25
40.5
8
8
8
25
24
40.5
8
8
8
24
23
40.6
8
8
8
28
26
41.9
8
8
8
27
25
42.0
8
8
8
26
24
42.2
8
8
8
25
23
42.3
8
8
8
19
17
43.5
8
8
7
28
25
43.6
8
8
7
27
24
43.8
8
8
7
26
23
44.0
8
8
7
28
24
45.4
8
8
7
27
23
45.7
8
8
7
23
19
47.1
8
8
7
28
23
47.4
8
8
7
24
19
49.1
8
8
7
25
19
51.2
8
8
6
23
17
52.6
8
8
6
26
19
53.2
8
8
6
24
17
54.9
8
8
6
27
19
55.3
8
8
6
25
17
57.2
8
8
6
28
19
57.3
8
8
6
26
17
59.5
8
8
5
27
17
61.8
8
8
5
28
17
64.1
8
8
5
Barley (Volumetric)
Wheel P/N 403-060D Wheat