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PQ43 Étude des sols du comté de Nicolet - IRDA

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ETUDE DES SOLS DU COMTÉ DE NICOLET 83<br />

RÉSULTATS ANALYTIQUES<br />

Paroisse et numéro St-Pierre-les- Gentilly<br />

<strong>de</strong> l’echantillon: Becquets (10) (132)<br />

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

Sable <strong>de</strong> St- Ju<strong>de</strong><br />

Ste-Marie<br />

051)<br />

Sable <strong>de</strong> St-Ju<strong>de</strong>,avt<br />

blocaux à la surface<br />

No DE LABORATOIRE ....... 19206 19207 19208 19771 ,19772 19773 19257 19258 1925’ 9<br />

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

PROFONDEUREN POU& ..... O-7 7-15 15+ O-10 10-20 20+ o-7 7-18 18-h<br />

ANALYSE PKYSIQUE ......... y0 y0 y0 y0 y0 y0 y0 % y0<br />

DCtritus ............. 5.0 0.0 0.0 0.0 0.0 1.0 1.5 0.0 0.a<br />

Sable. ............... 82.8 84.8 92.8 88.2 96.4 93.4 88.6 94.6 95.6<br />

Limon. .............. 12.2 5.2 3.2 8.4 2.6 3.6 7.4 2.4 1.4<br />

Argile. .............. 5.0 10.0 4.0 3.4 1.0 3.0 4.0; 3.0 3.0<br />

Humidid.. .......... 1.2 0.8 0.3 0.4 0.1 0.1 0.9 0.5 0.1<br />

Perteaufeu .......... 4.8 1.8 0.6 8.5 0.2 0.2 4.1 1.5 0.4<br />

C organique. ......... 2.31 0.52 0.33 4.98 0.06 0.02 1.96 0.42 0.0 15<br />

Ma&re organique ..... 3.98 0.89 0.57 8.60 0.10 0.03 3.33 0.72 0.0 18<br />

ANALYSE cmM~Qun:<br />

SiO*. ................ 66.8 67.2 71.4 67.3 76.8 78.4 71.5 69.7 70.4<br />

R20S ................................. 21.4 23.6 20.0 17.2 18.8 18.8 17.7 20.5 20.8<br />

Ca0 2.20 2.21 2.44 2.14 3.10 '3.16 2.15 2.82 3.0 12<br />

Mgo. ............... 0.72 0.81 1.12 0.64 1.04 1.07 0.56 0.90 1.1 4<br />

K20 ................. 2.17 2.08 2.29 2.09 2.19 2.54 2.37 2.46 2.6 11<br />

MnW. .............. 0.09 0.11 0.07 0.11 0.09 0.08 0.07 0.07 0.0 '8<br />

P205 .......... 0.09 0.08 0.15 0.03 0.07 0.08 0.01 0.04 0.0 '4<br />

N. . ::.‘::.: .......... 0.19 0.04 0.03 0.22 0.02 0.02 0.10 0.02 0.0 0<br />

R~A~TION:<br />

pH ................... 5.5 6.4 6.7 5.5 6.2 6.1 6.6 5.7 5.8<br />

Besoin en C!aCO3<br />

livres par acre. ....... 4000 900 0 7700 1000 900 3300 3400 1100<br />

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

Bases totales. ........ 6.5 7.6 4.7 4.7 1.9 3.3 8.0 1.3 1.2<br />

Ca. ............. 4.66 5.49 2.71 3.60 1.00 1.40 6.76 0.36 0.3<br />

Mg .............. 0.51 1.05 0.77 0.90 0.80 1.60 0.30 0.13 0.1<br />

Mn ............. 0.10 0.12 0.06 0.04 0.04 0.04 0.03 0.02 0.0<br />

K ............... 0.16 0.07 0.15 0.13 0.10 0.24 0.10 0.08 0.01<br />

Hydrogene.. ......... 4.0 0.9 0.0 7.7 1.0 0.9 3.3 3.4 1.1<br />

(livres par acre)<br />

Ca .............. 1860 2200 1080 1440 400 560 2700 145 145<br />

Mg .............. 120 2.50 180 220 190 380 80 20 20<br />

Mn ............. 60 70 30 20 20 20 18 10 10<br />

K ............... 120 130 120 100 80 180 80 60 60<br />

?L~ENTS ASSIMILABLES:<br />

NO3 ............. 32 16 40 32 4 12 24 12 6<br />

P206 ............ 50 75 200 60 40 150 10 7.5 100<br />

K*O ............. 168 -ioo 192 22s 375 300 120 120 120<br />

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:C<br />

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