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PQ43 Étude des sols du comté de Nicolet - IRDA

PQ43 Étude des sols du comté de Nicolet - IRDA

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ETUDE DES ~3013 DU COMTE DE NK~~LET 117<br />

RÉSULTATS ANALYTIQUES<br />

Paroisse et numéro BCcancour<br />

<strong>de</strong> l’echantillon W3)<br />

Terre franche sableuse <strong>de</strong><br />

TYPE ................................................. Bécancour<br />

No DE LABORATOIRE .................................. 19757 19758 19759<br />

HDRIZON ............................................ Ac B(G) C<br />

PROFONDEUR EN POUCES ............................... o-9 9-17 17+<br />

ANALYSE PHYSIQUE ................................... $& % %<br />

Détritus ........................................ 0.0 0.0 0.5<br />

Sable ........................................... 64.4 88.2 88.2<br />

Limon .......................................... 18.0 7.6 11.2<br />

Argile .......................................... 17.6 4.2 6.6<br />

Humidité ....................................... 1.3 0.3 0.2<br />

Perte au feu. ................................... 5.5, 0.9 0.8<br />

Corganique ..................................... 2.17 0.14 0.04<br />

Matiere organique ...... :. ........ : .............. 3.72 0.24 0.07<br />

ANALYSECHIMIQUE:<br />

SiO ........................................... 73.5 79.0 76.9.<br />

RZ03 .... ....................................... 18.1 17.2 17.7<br />

Ca0 ........................................... 2.00 2.18 2.00<br />

Mg0 ........................................... 1.32 1.12 1.22<br />

K*O. ........................................... 1.93 1.90 2.18<br />

MnW ......................................... 0.08 0.08 0.07<br />

p*os ........................................... 0.20 0.16 0.13<br />

N .............................................. 0.21 0.03 0.03<br />

R~A~TION:<br />

pH ............................................ 5.9 6.7 6.7<br />

Besoin en CaCOs<br />

livresparacre ................................... 4000 1000 700<br />

BASESÉCHANGEABLES .................................. (m.e. par 100 grs. <strong>de</strong> sol)<br />

Bases totales. ........ : ........................... 7.6 2.2 3.1<br />

Ca ......................................... 5.70 1.30 1.90<br />

Mg ........................................ 1.40 0.50 0.90<br />

Mn ........................................ 0.16 0.07 0.03<br />

K .......................................... 0.29 0.19 0.18<br />

Hydrogene ...................................... 4.0 1.0 0.7<br />

(livres par acre)<br />

Ca ......................................... 2280 520 760<br />

Mg ........................................ 340 130 220<br />

Mn ........................................ 90 100 18<br />

K .......................................... 240 145 140<br />

?L~~~ENTS ASSIMILABLES:<br />

N03. ...................................... 32 12 12<br />

PS06 .... ................................... 60 100 160<br />

K20 .......................................<br />

j<br />

225 225<br />

300

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