Twin row 76.2cm, 12 finger – Great Plains YP1625 Material Rate User Manual
Page 96
Great Plains Mfg., Inc.
92
401-263B
11/23/2011
Twin Row 76.2cm, 12 Finger
YP 1225 - 1625
Twin Row 76.2cm
12 Finger Meter
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 =
15
Sprockets
Driven =
20
Ground Speed
Transmission
Seed
Seed
11.3 kph
10.5 kph
9.7 kph
8.9 kph
8 kph
7.2 kph
6.4 kph
5.6 kph
Combinations
Population
Spacing
Meter
Meter
Meter
Meter
Meter
Meter
Meter
Meter
Driving
Driven
(seeds/ha)
(cm)
(rpm)
(rpm)
(rpm)
(rpm)
(rpm)
(rpm)
(rpm)
(rpm)
17
28
49 800
52.7
17
27
51 644
50.8
17
26
53 631
48.9
19
28
55 659
47.2
17
25
55 776
47.1
19
27
57 720
45.5
17
24
58 100
45.2
19
26
59 940
43.8
17
23
60 626
43.3
19
25
62 338
42.1
19
24
64 935
40.4
23
28
67 376
39.0
19
23
67 759
38.7
23
27
69 872
37.6
24
28
70 306
37.3
23
26
72 559
36.2
24
27
72 910
36.0
25
28
73 235
35.8
17
19
73 389
35.8
23
25
75 462
34.8
45
Not Recommended
24
26
75 714
34.7
45
25
27
75 948
34.6
45
26
28
76 165
34.5
45
23
24
78 606
33.4
47
24
25
78 743
33.3
47
25
26
78 869
33.3
47
26
27
78 986
33.2
47
27
28
79 094
33.2
47
23
23
82 024
32.0
49
45
28
27
85 061
30.9
51
47
27
26
85 178
30.8
51
47
26
25
85 304
30.8
51
47
25
24
85 441
30.7
51
47
24
23
85 590
30.7
51
47
28
26
88 333
29.7
53
49
45
27
25
88 585
29.6
53
49
45
26
24
88 859
29.5
53
49
45
25
23
89 156
29.4
53
49
46
19
17
91 673
28.6
55
51
47
28
25
91 866
28.6
55
51
47
27
24
92 276
28.4
55
51
47
26
23
92 722
28.3
55
51
47
28
24
95 694
27.4
57
53
49
45
27
23
96 289
27.3
57
53
49
45
23
19
99 292
26.4
59
55
51
47
28
23
99 855
26.3
60
55
51
47
24
19
103 609
25.3
62
57
53
49
25
19
107 926
24.3
64
60
55
51
46
23
17
110 973
23.7
66
61
57
52
47
26
19
112 243
23.4
67
62
57
53
48
24
17
115 798
22.7
69
64
59
54
49
27
19
116 560
22.5
69
65
60
55
50
45
25
17
120 623
21.8
72
67
62
56
51
46
28
19
120 877
21.7
72
67
62
57
51
46
26
17
125 448
20.9
75
69
64
59
53
48
27
17
130 273
20.1
72
67
61
55
50
28
17
135 098
19.4
75
69
63
58
52
46
32370E
.eps
1112.0%