PACE
Pesticide dose adjustment for orchards
1. Set farm reference sprayer for the standard orchard
standard
pome
stone
row-spacing
(m)
tree-height
(m)
nozzles-open
24
22
20
18
16
14
12
10
8
6
4
2
2. Assess the need to spray and select pesticide(s)
done
3. Assess whether dose adjustment is appropriate
done
4. Adjust dose for tree density
growth-stage
pre-blossom
post-blossom early
full-leaf
growth-rate
max
fast
mean
slow
branch-number
high
std
mid
low
row-spacing
3.0
3.1
3.2
3.3
3.4
3.5
3.6
3.7
3.8
3.9
4.0
4.1
4.2
4.3
4.4
4.5
4.6
4.7
4.8
4.9
5.0
5.5
6.0
6.5
7.0
7.5
8.0
8.5
9.0
9.5
(m)
5. Adjust dose for tree height
nozzles-open
24
22
20
18
16
14
12
10
8
6
4
2
tree-height
(m)
6. Results
record
orchard
1
or
or rename
summary
new page
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Start
Transitional i/o
update 2012 data in one
Depreciated i/o
pesticide-type
pre-blossom dose
scab fungicide
all other products
output mode
automatic
input tank concentration
tank
pump
nozz
open
dose
ppp
water