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. VICTORIA, B.C. -.: There

‘are fatty. acids in. your ‘skin
and in’ your. Jaundry room.’
Now, a Victoria‘ scientist is’
attempting. to ‘reintroduce a

- use. they had 50 years ‘ago —

willing insect Pests.

t

With, new. developments.
a onan: old remedy, the result’

could be'a-major alternative.
, to ‘petrochemical Pesticides.

" Chemically, it’s pure. ‘soap |

that tree: physiologist Dr.
George. Puritch is ‘testing in.

Research Centre.”

- Patty acids, obtained from. fe
plant and animal fats and™*

“oils,..-are ° the class: of.

‘chemicals that he has found

to be effective in controlling “J
a number “of ‘pests -of ‘the °.
forest and’ agriculture | in- 8.
_To.-make. them .

ap-_

‘dustries...
‘soluble for spray
plication, the fatty acids are

‘neutralized with’a base to-..
form fatty acid salts — and.

that, by any. dictionary
definition, means soap.

‘Many. people: have come

to. assume that soap is a
single. chemical compound
with a single use. However,

nature holds ‘hundreds . of .

fatty -acids. that can be

neutralized with a. host of ©.
bases to give thousands: of, i

different soaps — many of

which are not suitable for. \
either washing things ‘ore

killing i insects. ~
_ Puritch’s

least effect on the plant.

. The fatty acids,.. "from. .

which the soaps are made,
are natural plant and animal

products and are. ingested.
every day as part of the .
human diet. In fact, fatty .

acids .are a natural con-
stituent of human ‘skin and.
one of the barriers against
disease causing fungi.

The readily biodegraded
insecticidal soaps are
selective in their action and
have little “effect on
beneficial insects such as

honey bees, ladybird beetles |

and parasite wasps.

Insecticidal _ soaps for
controlling pests have been
known for some time but
they have not been properly
understood and have been
overshadowed by the
petrochemicals introduced
in.the late 1930s.
Insects annually . cause
millions of dollarstamage to
the forests of North America
and result in deterioration of
forest landscape for both
recreational and commercial
purposes, One of the main
means of controlling insect
infestations has

OFFICE PER SONNET.

Maureen Stirling, Sylvia Gowans
PERMANENT-—- TEMPORARY

Oaks ASSISTANCE

for
107-140 W. 15 Street,
Noarth Vancouver

(984-0251

‘through t the ¢ use of chemical ’
° insecticides... a

chemical: : insecticides” care
‘ toxic to. fish and wildlife, ‘and |
humans must use them with

. either: alone | or in” ‘com--

_ caution, . They -are: /asoally’ nervous” system. and cause -and ‘nurseri - However, the bination « with — the

"mot: composed * of “natural is, 8 " feasibility ‘a conomics of. ‘petrochemicals. For i =

: ‘biological: 2 Constituents - ‘and ee ak large-scale — ‘use -in ‘forestry: ‘tegrated. contr ee Pe
some of them tend to persist us he has. alse and ‘agriculture’ are: $

. jong after
his‘lab at the Pacific Forest ° ot

_ research: has v
included testing each ‘soap. ©
individually and ‘identifying ..
those - most . effective . for...
- Killing insects and with the —

been .

. Puritch's
shown. that -

those: insécts ts which. are-not >
killed outright “are affected :

“research has”

According. -to Jack’ have a: residual effect and
“insecticidal |

 Arrand,. entomologist. with. may be used toc correct; a ipest .

oy te ; Soaps, ° when: Sprayed. ‘on. -the.:in..such..a': “way. ‘they. never «the | B.C. ‘ministry “of. ‘problem .: that: “is. out’. of}.
®, esel insects, - enetrate: their ‘reach’ maturity, : thus: never agriculture, “The-. main, balance, without. leaving. a.
“about. 15,400 registeréd bodies.: caéysing destruction having... the” “chance x to ‘problem: we're. ‘encountering “toxic: residue . that could
“pesticides in North America, and. disruption of © their: reproduce. bee | ith: hep cao is, that ‘parasites: ‘and:
_ /of which about half are sold’ membranes. — usually. ° 7 cara
.-in.Canada. Many’ of these ~ resultingin death. uo “Puriteh says insecticidal: *

. - soap is.an excellent matérial
As well, ‘the insecticidal for controlling some insects.
- Soaps - accumulate in the. . in“ urban: ‘gardens, tree: lots

some red fatty. ‘acid salts’ a
- may: offer a solution, ° “used”.

Sats -
al application. ' re |

being determined.

_ Prices Effective ce
.. . Saturday, Oct. 27,) ..
~ While Quantities —

Last.

~All that’s missing is. the fish! Senior ; aquarium kit -
consists. of: 11% imperial gallon Glass tank; 24" full’
hood canopy;. ‘Gentury ’ pump, C.S.A. cert.; corner
_ filter“& tubing; 7-0z. Charcoal; 23gm.Glasswool,;- ‘1-02.
Tropical Fish Food; ‘floating thermometer; .2-25-watt ~

clear bulbs; helpful. aquanum-care book. ‘4 27

' Reg. Woolco Price: kit.49.97
Woolco Sale Price, kit:

Save On ‘Woolcrest is ~
Budgie Kit

Complete budgie home has
cage with bell, perches,
feeding cups: gravel paper &
gravel; cuttle bone, food, and
a budgie treat!

- Woolco Price, kit:

Aviary Run Budgies
Bright, cheerful, friendly pets
add.a lively touch to your
home. Large colourful
assortment.

Reg. Woolco Price: each 17.96
Woolco Sale Price, aach:

Save On Baby Hamsters

Ideal pet for the kids, or for -
the whole family! Safe pet
aven for small children.
Reg. Woolco Price:
2.99

Woolco Sale Price, each:

Save $4 On ‘Woolcrest’ Senior
~8-Imperial Galion Aquarium Kit
Kit includes: 8-Imp. gal.

‘Glass tank; 20" hood = +~
| canopy; ‘Century I’ pump,

. ©.S.A. cert.; corner filter &
tubing; Chlor-out; Charcoal;
fish food; Glasswool’ ther-
mometer; 2-lightbulbs;
aquarium book..

Reg. Woolco Price: kit 39.97

Woolco Sale Price, kit: 3 597

Saran Animal Kit a

‘Woolcrest’ kit includes cage,
feeding dish, food, drinking
tube, cedar shavings. (deal.
for hamsters, mice or. gerbils.

Reg. Woolco Price: kit 19.97
Woolco Sale Price, kit: ;

1497

Save $2! Long-Life
Aquarium Heater

100-watt thermostat-control-
led heater keeps your fish
happy, healthy & warm all
year round. C.S.A. certified.

Reg. Woolco Price, each 15.99
Woolco Sale Price, each:

13°

17°7

14°7

each 4 99

yo

2 Selected Tropical Fish

Choose from colourful
Medium HI-Fin Moons; Jumbo

Neon Tetras and Corydoras 2 / 1 89 Save $5! Adjustable Sav e $3! Junior
each: . Capacity Long-Life Aquarium Kit

Uitraflow Power Filter

i | Quiet, powerful filter has adjustable
capacity from 2 to 79 Imp. gal./hour (8
to 360 litres/hour). Filters salt or fresh
water. Fits outside aquarium, For 5-100

gal. tanks. ) 497

Great starter kit by
‘Woolcresat’. Includes 4-imp.
gal. Glass tank:.pump.; filter
with Charcoal, tubing &
Glasswood; Long-Life
Tropical Fish Food; plus
helpful booklet on tropical

fish Care.
Reg. Woolco Price: kit 119.97 1 697

Woolco Sale Price, kit:

3 Selected Tropical Fish

Choose from Red Tuxedo
Swords, Gold Swords or Blue
Gouramis. Come early for
best choice!

Reg. Woolco Price: each 29.99
Woolco Sale Price, each:

3 for 1 99

Woolw

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ad nrn ene Uva
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