Aitchison SEEDMATIC PROFESSIONAL 8140, Manual, Page: 32 / 61

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SEED & FERTILISER RATES
Your AIRPRO is fitted with two adjustable fluted rollers; these fluted rollers gauge the
amount of seed/fertiliser that is to be dispensed into the airstream. This chart can be
used as a guide; the variable speed motors will take care of the rest.
SEED & FERTILISER RATES.
SEED
TYPE
BARLEY OATS GRASS PHOSPHATE
(Kg/Litre) 0.68 0.50 0.36 1.20
Kg/ha Kg/ha Kg/ha Kg/ha
S
CAL
E
“
A
”
20 15
40 40 35 30 50
60 65 55 75
80 90 75 100
90 115 95 125
100 140 115 150
FINE SEEDS.
RAPE GRASS
Kg/ha Kg/ha
S
CAL
E
“
Z”
5
0.5 0
10
2 0
15 4 2
20 6 4
25 8 6