HomeMy WebLinkAboutThe Lucknow Sentinel, 1990-03-14, Page 46NI ■■ ■■■■■ ■0■of■ so
■ I IS .. II II 111 ■ MI bbh
CHECK
OUT THESE
PRICES
BRAND NEM
DODGE
COLT 4 DOOR
a...
1.$ litrr, $ *pima die And vinyl,bacitat Hata
hipontasr, NOW Ikea hock a pinion ste►ing,
MPti.aon i� hood rakatea doth
haadlioer, Hatton twit* lamps, foci dog 911
Cap, painless stae1 exhatfafr aide widow
caottotora� !oar *WNW
pow
char! pro rrctiOn stook*,
wow* POW. M.•kN, VUs. # . 4M8
UST MAIL $
'�' 1/I
ENO VIAL COVERAGE tl►AAMMTV
...SOX Of FOR FM SWARM
BRAND NEW
The Witmer. to 4 wheel driW teehnofo9y,
Keyless entry, Power Pocks and windows
,IIEEP CIIE KEE . airy radii kgs sis� itn whsozsirrllie
LA.11' 4 X '4. and softy an fn Otte. Stk. 0' mica
UST "31,161:
r..*1ROtFOR
FULL MARL V
ropor®dutopor
WE Sect_
TIRES!.. �.
TF1";FREE ROAD
HAZARD WARRANTY
OFF
IN STOCK SIZES!
PLUS FREIOH7 P D.r,
TAXES. DEALER INSTALLED
OPTIONS. PRICE REFLECTS
TAXABLE CASH REBATE
TO DEALER.
OFFER EXPIRES
SATURDAY. MARCH
31, 1830.
thcittoEs.m m
S L115W30Ok. ^ .
AU7OPMFR.TER,
• CHECK ALL FLAW,
'BELTS &.HOSE$.
MOO CARO LKGHT
MOCKS I VANS-
ODERICH
LYMOOUT
HRYSLER.L 11-
ms hw..un•.wt,+.u,.
14.1(6*W .h. anon 0...^,
414 u�CIR - 5247303 ,Gode
I
•
&inrficl�nraii+;iu>,�
0 s'
■ ■ ■ ■ ■ ■ ■ ■ ■ ® ■ ■ ■ ■ ■ ■ ■ 1
Fluid 14110011111111111 5$ — not lite
"Infertile" wetlands are
richest: scientist
Sy LenisMe kora Wert& wetioacie, eel the ender bond,
Ecologist* know that wetlands are ies- tend to be *pled. They also suffer from
portant for many reasons. But recent exceselve *mounts of human traffic when
research by Paul Keddy, an ecologist at they are sandy aim. Keddy and his
the university of °lows, shows that "in associates studied wetlands ea Lake On-
festile" wetlands - than which produce tario and the Ottawa River. In both
very little plant material, or biomass • areas, wetlands ranged from infertile wet
are more ecologically significant, and meadows with a very low guiltily of
more in need of conservation efforts than plant matter, to cat -tail marshes a
are ",ale„ wetla nda - those which pro- dense, high -standing crop. The resew -
duce a large quantity of plant material, dawnmeasured three factors: number of
"If the goat of nature conservatken is to species, number of rare species, and
preserve genetic diversity, then infertile species composition.
wetlands need more attention than other They found that the more fertile a
wetlands, since they have more genetic wetland, the more likely it is to be a
diversity," Keddy says. (Genetic diversity monoculture, - with one main species -
refers to the number of different, species cat -tails - present. The number of
of life in a particular habitat., facet species of plants tended to be
Infertile wetlands generally have poor highest in areas of low-to-medium ferttslii-
soil. The ,plants are sparse enough that ty. Several nationally rare species of
one can see the gravel or sand out of plants were found only in the infertile
which they grow, Such wetlands are often wetlands. Keddy also found that as fer-
underwater in the spring, but drier in the tility decreased, there was a wider varie-
summer and fall, when water levels go ty of vegetation types present. On all .
down. Many occur on the edges of lakes. three counts, infertile wetlands came out
Long Point in Lake Erie, and many ahead, indicating that they are Worthy of
areas of the Bruce Pe nitlsula in Ontario, protection.
have infertile wetlands. • Keddy would like to see a new evalua-
Fertile marshes, on the other hand, tion system .in which more 011141118515is
have richer soil and produce a dense placed on specles richness and less on
growth
of plants but are usually productivity. Some wetland management
monocultures
they have mainly one programs now break, up. large cattail
type of plant - typically of cattails. Pre- marshes, in an effort to create more
sent evaluations as to which wetlands "edge", and thereby divvy the habitat,
should be conserved tend to favour these "We cannot create infertile condition," .
fertile areas. ' . says .Keddy. "All we .can do is create
Cat -tail mamhes receive more comer-, gaps _in the fertile marshes for other
vation efforts because they . are duck plants to move into."
.habitat. 'pack -hunting is a popular ' in . Ecologists want to protect not •only;
in Canada, and brings millions of I t ' . organisms, but the coiinmunities they
into the economy annually. Ducks`form, and. their habitat.: They, would like
Unlhioite d, an organisation devoted to to see a representative sample of each
saving duck habitat and increasing duck type • of . natural . cominunity, or •
populations actually 'fertilizes infertile "ecodistrict" , protected.. Environment
wetlands ` in order'- to turn them into . Canada is currently working on a nation
"duck factories", Keddy says. • . wide • classification of ecodistrlctss.
t s� Sei N
:Project being carried out in February
1990. Thus 1949 Ford 8N is owned by
Maurice bliitenburg.
THE ORIGINAL WNEEI WAS TOUGII...
but our brand name tiles are tough, Pool
•
MICHELIN
Cooper
TIRES
OVER:
2000TIRES IN STOCK
(Light Truck. & Passenger)
Custom Wheels >o
GOOD itiaR A ea Con y
BFGoodrichT/A7ires Racing
Suggee%d
OFF Rotall Pace
ALL DELCO
BATTERIES IN STOCK
(FULL JJNE)
PHILIP BRECKL,ES "U ST204 -M9 05 8T31
E
232 Oxford St: Goderich
Mon. - Fd. 8 am - 6 pm
`Saturday a am -1 pm.
4e