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HELLO. WELCOME TO ORTIZ WEBSITE. WRITE A MESSAGE,EMAIL IS NOT NECCESARY, JUST YOUR NAME
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Fernando
10/3/2010 04:44:52 pm
Hi teacher:
I don't understand very well about the types of soil!
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ORTIZ
10/4/2010 10:53:11 am
HI FERNANDO. Consult page 251 of your anthology. The types of soil depend of the climate, plants and chemical composition of soil. the soil could be acid or basic, it depends of the quantity of hydrogen or OH (hydroxide particles).
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ORTIZ
10/4/2010 11:05:15 am
VISIT THIS WEBSITE AND KNOW MORE ABOUT SOIL http://www.eais.net/soil/
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David Castellanos from VA
1/10/2011 06:42:26 am
profe que tenemos que estudiar exacatamente para el examen? son muchos terminos.. eso que esta subido es lo que hay que estrudiar?
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