GREAT PLAINS BD7600, Original Instructions Manual, Page: 27 / 32

BD7600 Min-Till Drills Table of Contents Hydraulic Drive
Great Plains | 195-833b | 05/10/2022 23
BD7600 Material Rates (cont’d)
Sudangrass
(Sorghum bicolor subsp. drummondii, Sorghum sudanense (Piper.) Stapf.)
Oil Sunflower
(Helianthus annus)
Sweetclover
(Melilotus officinalis)
( g )
Driving Driven
1.8 - 43.1 14 28
7.2 - 57.4 28 14
1.4 - 34.6 14 28
5.8 - 46.1 28 14
1.1 - 26.1 14 28
4.4 - 34.8 28 14
Small Seeds Wheel Upper Slide Position = B Lower Gate Position = 2
Rows Range
Seed Rate Limits
Gear
Configuration
based on [60 pounds/bushel] or [14K seeds/pound] at 5.5mph
Calibration Factors (per drill)
pounds/acre 26' 30' 40' 50'
0.157 0.202
High 0.419 0.484 0.629 0.806
6 in.
Low 0.105 0.121
0.127 0.161
High 0.339 0.387 0.508 0.645
7.5 in.
Low 0.085 0.097
0.097 0.121
High 0.258 0.290 0.387 0.484
10 in.
Low 0.064 0.073
( )
Driving Driven
9.5 - 227.4 14 28
37.9 - 303.2 28 14
7.6 - 182.8 14 28
30.5 - 243.7 28 14
5.7 - 138.0 14 28
23.0 - 184.0 28 14
Normal Seeds Wheel Upper Slide Position = B Lower Gate Position = 2
Rows Range
Seed Rate Limits
Gear
Configuration
based on [38 pounds/bushel] or [9K seeds/pound] at 5.5mph
Calibration Factors (per drill)
pounds/acre 26' 30' 40' 50'
0.830 1.065
High 2.214 2.555 3.322 4.258
6 in.
Low 0.554 0.639
0.671 0.852
High 1.789 2.044 2.683 3.407
7.5 in.
Low 0.447 0.511
0.511 0.639
High 1.363 1.533 2.044 2.555
10 in.
Low 0.341 0.383
( )
Driving Driven
2.0 - 48.3 14 28
8.0 - 64.4 28 14
1.6 - 38.8 14 28
6.5 - 51.7 28 14
1.2 - 29.3 14 28
4.9 - 39.0 28 14
Small Seeds Wheel Upper Slide Position = B Lower Gate Position = 1
Rows Range
Seed Rate Limits
Gear
Configuration
based on [64 pounds/bushel] at 5.5mph
Calibration Factors (per drill)
pounds/acre 26' 30' 40' 50'
0.176 0.226
High 0.470 0.542 0.705 0.904
6 in.
Low 0.118 0.136
0.142 0.181
High 0.380 0.434 0.569 0.723
7.5 in.
Low 0.095 0.108
0.108 0.136
High 0.289 0.325 0.434 0.542
10 in.
Low 0.072 0.081