09fall.qxd 9/18/09 11:36 AM Page 11
Pesticides: Reducing the risk
W
fin
o
d
r
i
k
n

g
c

o
s
ntinues on
conducted in 2005 in collaboration with
Statistics Canada.
t
afe alternatives
pesticide use and pest management
This survey provided a snapshot of
o
o
r

g
t
a
h
n
e
o
u
-
s
p
e
h

o
o
s
f
phates.
practices on apple acreage in Canada
and provided baseline information by
which to measure the progress of
different strategies.
By Judie Steeves
W
ork to evaluate alternative
the most prevalent disease and insect
In the survey, growers reported that
approaches to control of apple
with which they had to deal were apple
scab and codling moth.
European apple sawfly and leafrollers is
maggot, plum curculio,
being evaluated by the pest management
applied to control insects, 41 per cent to
Of total pesticide use, 57 per cent was
centre of the federal agriculture
control diseases and two per cent to
department to reduce the reliance on
control weeds.
organo-phosphate insecticides.
Marilyn Dykstra
steps to disrupt insect reproduction and
Prevention-based practices, including
registered for use against apple maggot
As well, GF-120 has now been
development, were used on 46 per cent
and a multiple-species, pheromone-
of the producing area, to control the
based approach for codling moth and
developed and published a detailed
Carisse and her team have also
most prevalent insect.
leafrollers has been developed.
apple scab management guide for apple
growers.
Do we have ladders ...
Pesticide Risk Reduction Program and
Additional information on the
apple growers under the Pesticide Risk
It’s all part of the centre’s work with
strategies is available from:
Reduction Program, with the aim to
Protection Survey for apples that was
Dykstra also reported on the Crop
www.agr.gc.ca/prrmup
reduce risks to human health and the
environment from pesticide use in apple
production, explained Marilyn Dykstra,
project coordinator with the program.
meeting of the Apple Working Group of
She was reporting to the mid-summer
the Canadian Horticulture Council,
which met in the Okanagan in July.
or do we have ladders!
reduced-risk strategies have been
Through work with stakeholders,
falcon has all types of ladders,
implemented for key diseases, including
scaffold, frames and benches
fireblight and apple scab, she said.
checkP
implementation of lower-risk tools and
A strategy that supports the
check
Rolling Scaf folds
P
REP AIRS!
practices to reduce reliance on organo-
check
Straight Step Ladders
P
Get your ladder in for
phosphate (OP) insecticides is also being
check
Mini Scaf folds
P
repair before the season.
developed, she said.
check
Scaf fold Frames
P
check
Rolling Scaf folds
P
registration of streptomycin for fireblight
Under the fireblight strategy, the
was extended at a critical time while
work to find alternatives was ongoing.
Orchard Ladders Include:
check
Straight Ladders
P W alk-up Benches
checkP Double steel bracing supports the bottom
Bloomtime and BlightBan C-91 were
During this time two bio-pesticides,
registered for the suppression of
check
step to reduce bending of side rail
P Only orchard ladder with rubber step lock
fireblight. Work to develop other
solutions continues.
Carisse, a plant pathologist with the
Under the apple scab strategy, Odile
f
falcon
ff
f P
B
r i
U
c e
Y
N
O
f
l a
Agriculture Canada’s research branch,
s

o
i n
o
c
n
r e
a
W
s e
!
developed a biological control,
Microsphaeropsis ochracea
222 Adams Road, Kelowna, BC
&
d
s
d
c
e
a
r
f f o l d m f g .
reduces overwintering scab inoculum.
, which
1-800-5 22-3313 Fax: 765-4228
British Columbia FRUIT GROWER • Fall 2009
11
Page 1  |  Page 2  |  Page 3  |  Page 4  |  Page 5  |  Page 6  |  Page 7  |  Page 8  |  Page 9  |  Page 10  |  Page 11  |  Page 12  |  Page 13  |  Page 14  |  Page 15  |  Page 16  |  Page 17  |  Page 18  |  Page 19  |  Page 20  |  Page 21  |  Page 22  |  Page 23  |  Page 24  |  Page 25  |  Page 26  |  Page 27  |  Page 28  |  Page 29  |  Page 30  |  Page 31  |  Page 32