In the soil profile, the uppermost layer is called the R horizon, ...

[leilurhhh]

In the soil profile, the uppermost layer is called the R horizon, and it contains undecomposed and decomposed organic matter.
 
  Indicate whether the statement is true or false

Question 2

When lowering soil pH, materials used are sulfur, lime, and iron sulfate.
 
  Indicate whether the statement is true or false

[ambernicolefink]

Answer to Question 1

False

Answer to Question 2

False

[leilurhhh]

Thanks for the timely response, appreciate it

[komodo7]

TYSM