29.07.2013 Views

PQ43 Étude des sols du comté de Nicolet - IRDA

PQ43 Étude des sols du comté de Nicolet - IRDA

PQ43 Étude des sols du comté de Nicolet - IRDA

SHOW MORE
SHOW LESS

You also want an ePaper? Increase the reach of your titles

YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.

‘130 .ÉTUDE DES SOLS DU COMTE DE NICOLET<br />

TYPE<br />

RÉSULTATS ANALYTIQUES<br />

Paroisse et numCr0 Bécancour B+ancour St-Grégoire<br />

<strong>de</strong> I’&chantillon: (144) (147) (181)<br />

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

Complexe <strong>de</strong> Grand-Rapi<strong>de</strong><br />

No DE LABORATOIRE ....... 19783 19784 19785 19786 19787 19788 19953 199.54 19955<br />

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

PROFONDEUR EN POUCES ..... O-8 8-18 18f o-7 7-20 20+ O-8 8-20 20+<br />

ANALYSE PHYSIQUE ......... y0 ?%.<br />

. y0 y0 y0 7' y0 y0 y0<br />

Dkritus. ............ 5.0 38.0 20.0 0.5 0.0 0.0 1.5 1.0 69.0<br />

Sable. ............... ,53.4 65.8 32.8 32.8 15.2 32.8 33.2 33.2 31.2<br />

Limon, .............. 26.4 19.4 42.8 37.2 31.2 40.8 36.8 36.8 42.8<br />

Argile. .............. 20.2 14.8 24.4 30.0 53.6 26.4 30.0 30.0 26.0<br />

Humidité. ........... 1.5 1.1 1.5 3.2 2.2 1.7 1.6 1.4 1.4<br />

Perte au feu. ......... 2.8 2.8 3.2’ 17.3 3.3 3.5 5.8 2.2 2.5<br />

C organique. ......... 2.14 0.50 0.06 9.30 0.20 0.08 2.20 0.06 0.01<br />

Mat&e organique. .... 3.70 0.86 0.10 16.00 0.34 0.13 3.79 0.10 0.01<br />

ANALYSE CHIMIQUE:<br />

SiO ................. 83.7 75.7 SO.5 68.2 65.3 ‘68.2 71.2 71.0 68.8<br />

R203<br />

16.0 17.6 24.3 16.2 23.7 23.2 19.6 21.7 23.5<br />

CaO.‘.‘.‘.:: 1: : 1: 1: 1: 1: 0.31 0.45 0.21 0.54 0.79 0.32 1.78 1.69 1.2;<br />

Mgo. ............... 0.93 1.47 2.78 1.26 2.52 1.05 1.64 2.28 2.8.<br />

K20 ................. 1.71 2.29 2.85 1.85 2.12 3.01 2.21 2.66 3.1.<br />

Mn304. .... ......... 0.12 0.20 0.14 0.04 0.06 0.11 0.10 0.12 0.1<br />

N P206. .............. .<br />

0.04 0.03 0.05 0.11 0.04 0.04 0.06 0.04 0.0’<br />

................... 0.21 0.07 0.04 0.50 0.05 0.05 0.22 0.06 0.01<br />

RÉACTION:<br />

pH .................. 5.1 5.6 5.8 5.0 7.3 7.4 6.5 6.8 6.4<br />

Besoin en CaCO3<br />

livres par acre. ....... 7600 4400 2500 14000 900 400 6900 1500 1500<br />

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

Bases totales. ........ 9.0 6.3 15.3 17.5 27.7 21.4 11.5 14.6 13.0<br />

ca .............. 4.60 2.40 8.40 13.20 18.00 13.40 ‘7.40 8.70 7.81<br />

Mg .............. 3.30 2.60 5.80 3.70 9.10 7.30 3.60 5.20 4.31<br />

Mn ............. 0.64 0.97 0.44 0.07 0.18 0.28 0.10 0.34 0.3<br />

K ............... 0.37 0.26 0.57 0.45 0.35 0.38 0.32 0.31 0.4<br />

Hydroghne. .......... 7.6 4.4 2.5 14.0 0.9 0.4 6.9 1.5 1.5<br />

(livres par acre)<br />

Ca. ............. 1840 960 3360 5280 7200 5360 2960 3480 3120<br />

Mg .............. 780 620 1400 900 2220 1780 880 1260 1040<br />

Mn ............. 360 540 240 40 100 160 60 260 200<br />

K. .............. 290 200 440 350 280 300 250 180 340<br />

ÊLÉMENTS ASSIMILABLES:<br />

NO3 ............. 16 24 2 8 4 2 12 0 0<br />

P206 10 15 150 125 160 160 50 125 175<br />

K20.‘.‘.‘.‘.‘.‘.:::::: 125 275 525 175 100 200 300 225 3.50

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!