Sunday 2 March 2014

Practical 1 : Soil Composition



Soil composition practical on the 14/02

1. Filling the measuring cylinder with loamy soil


2.the measuring cylinder before adding water




3.putting plastic wrapping around the top of the measuring cylinder
to prevent contents from exiting. 

4. Shaking the measuring cylinder vigourously
water after shaking






The results:









  •        Floating dead organic matter: 0.4 cm  
  •      Stones and grit: 1.8 cm     
  •      Sand layer thickness:  1.2 cm
  •      Clay layer thickness :  0.2  cm 
  •      Silt layer thickness:   0.5 cm


CONCLUSION:

What does the practical tell you about the composition of your soil sample in terms of soil composition and particle size?

The silt layer particles are the least dense and thus result in them floating to the top. There is very little clay in the soil. This will allow plants to grow well in it. There is a lot of sand and stones which help the roots to receive air.












Reflection: 
This project was really interesting because I learned what the soil was composed of.










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