lune used, and edges planled, mud Wlll deerease and
evenloally clear For waler eleanllness and parnsne
:umml, eallle, sleep, and olner anrrnals should be
wlhuld al splgors or eenyls, nut dimly al rne dam
Tmnghs are easily neared wllh a low erysulls oi eopper
sulpnale |o lu|l snnils and parsslnr nosls, darns slacked
wlln lisr. wil| do lie sarne loo.

clesls an be gravelled .nd sakly used as roads lo
mes valleys or pugs, and sperlal deep areos. lslinds,
peninsulas, and shelves or benelres rnade inside me
dam lororlds, planls,and wxldrfilrimmune houses

smuwc LEAKY DAMS
Tllelealesevelel waysroseal leakxng dams

- Gley,

. senlonile;

. Fxphuws‘l

- CIJyHnd

. impermedole membranes.

mall is a layer ol inasned, wel, green, ssppy planl
rnale al sealed on [mm air Ahhonyl llle very g.een
lnanllre ol cam: rs prelerred, shredded, uppy
vegelarion will also work. ll is earelplly laid as a
ronlirruena lsezz an (H mm layer over the base and
gmfly sloping sides in o M H) ol a pond. and is

mvned romplrlrlv Willi esrrn, eaidboard, thlek wel
paper, plaslie sneels, or rolled elay, and allowed lo
lermenl anacmblrally Thls produces a baderial slrrne
whlrh permanonlly seals soll, sand, or srnnll gravels
anee rennenl oeeors, llle pond is pumped or based lull
ol water, and HM: pnper o. plasoe ran be laler removed.
I have used carpets and odd pleees ol pluuc sheels
overlapped wl|h good resulo. ln eold areas, lerrnenl
esn lake a week or Iwo. in tropics a day or so. lawn or
«wand-nu guises, papaya and bananl leaves,
regs-labia lops or given rnanule all serve as lhe me
layer lbelleve rlial in very good solls, cspmdlly in rile
lropies, ll may be posslbk- lo grow mr gley as a in.“ ol
Dolldms band-id lusl loll ll flal belole seallngrl (rigore
m)
Mndl eanonsare

- To pen and led a herd of same in me dry dnln
nun! me bollom is a mammal png, oculwm| walering
ass sls ths pmi

- To screw holes lil green hay and manure on pond!
rhd| leak sllglilly. producing algae which seal mirror
eraeks.

- To sow down green erop in llre dry dam, spray
imgale and ieed ii on regularly will. eanle.

BENleTE is n slippery (layrpowdn derived llolal
volesrne asl. ll swells wlien walered uld will seal

 

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fill!!! m

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norm or
7100247 sen/4

Itnnmalle wlll seal ponds in lands. gravels. males. ol mung
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