TEXTURING LAB (23 pts)

Stabled to Partner's Lab (1pts) 


I. PREDICTIONS (6pts)

  • HORIZON- sand, silt, clay comparison 3pts

HORIZON
SAND
SILT
CLAY
A



B/C




  • SOIL FORMING FACTOR 3pts
    • Choose one of the five soil forming factors and make a prediction about the difference between the soil collect in the bottoms(Fernadale Soil Series) with the soil found in the hills (Empire Soil Series)
II. PURPOSE (1pts)

III. PROCEDURE (1pts)

IV.  RESULTS (5pts)







  • Write the results from texturing the four Humboldt soils and using the texturing flow chart
V. CONCLUSION (9pts)
  • How do your results compare to the rest of the class?
  • Why do you think people get different results?
  • From the texture triangle, what soil is 10% sand, 45% silt, 45% clay?
  • From the texture triangle what are the possible ranges for clay loam?
*click below to view a texture triangle*
http://www.soilsensor.com/images/soiltriangle_large.jpg