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

ETUDE DES SOLS DU COMTÉ DE NICOLET 77<br />

RÉSULTATS ANALYTIQUES<br />

Paroisse et numero Ste-Cécile<br />

<strong>de</strong> l’échantillon: (16)<br />

St-Wenceslas<br />

(73<br />

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

No DE LABORATOIRE .............. 19212 19213 19214 19379 19380 19381<br />

HORIZON ......................... Ac BG C Ac BG C<br />

PROFONDEUREN POUCES ........... O-8 8-20 20+ O-8 8-20 2Of<br />

ANALYSE PHYSIQUE ................ % % % % % '%<br />

Détritus. ................... 0.0 0.0 2.0 0.0 0.0 0.0<br />

Sable ....................... 43.2 47.2 93.0 57.4 42.8 85.8<br />

Limon ...................... 42.8 42.8 4.0 34.4 50.8 11.2 -<br />

Argile. ..................... 14.0 10.0 3.0 8.2 6.4 3.0<br />

Humidite. .................. 2.6 1.3 0.5 2.2 2.0 0.2<br />

Perte au feu. ................ 8.5 2.8 1.0 9.8 6.3 0.6<br />

C organique. ................ 3.68 0.73 0.28 4.35 2.24 0.08<br />

Matière organique. .......... 6.33 1.26 0.48 7.50 3.85 0.14<br />

ANALYSECHIMIQUE:<br />

SiO ........................ 65.4 69.0 71.8 67.4 67.7 76.4<br />

R103. ...................... 19.5 20.9 20.0 17.4 20.0 17.1<br />

Ca0 ........................ 1.87 1.83 2.02 1.94 2.31 2.82<br />

Mg0 ....................... 1.02 1.10 1.15 0.90 1.33 0.97<br />

K*O ........................ 2.16 2.33 2.43 1.95 2.09 2.58<br />

Mn304 ...................... 0.06 0.07 0.08 0.06 0.06 0.05<br />

P206 ....................... 0.11 0.17 0.11 0.06 0.06 0.08<br />

iv.......; .................. 0.29 0.05 0.03 0.31 0.13 0.03<br />

RÉACTION:<br />

pH ......................... 5.6 5.6 5.7 5.7 5.6 5.8<br />

Besoin en CaCOS<br />

livres par acre. .............. 8500 3500 1800 9400 8400 1200<br />

BASES~CHANGEABLES ............. (m.e. par grs. <strong>de</strong> sol)<br />

Bases totales. ............... 4.7 2.1 2.0 5.8 1.5 0.8<br />

Ca. ..................... 2.70 0.60 0.30 5.40 1.10 0.50<br />

Mg ..................... 0.41 trace trace trace trace trace<br />

Mn ..................... 0.10 0.02 0.02 0.21 0.06 0.03<br />

K ...................... 0.13 0.08 0.10 0.14 0.12 0.05<br />

Hydrogene .................. 8.5 3.5 1.8 9.4 8.4 1.2<br />

(livres par acre)<br />

Ca.. ....... . ........... 1080 240 120 2160 440 200<br />

Mg ..................... 100 trace trace trace trace trace<br />

Mn. ................... 60 10 10 120 40 18<br />

K ...................... 100 60 80 105 100 40<br />

ÉLÉ~~ENTsAS~IMILABLE~:<br />

N03. ................... 40 24 40 16 12 32<br />

P206 ............ ....... 25 150 110 * 75 100 17.5<br />

K20 .................... 120 -100 - 100 -100 -100 - 100

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