The model simulates the size of the pool of exchangeable base cations in the soil.
The model simulates the size of the pool of base cations in the dirt.
The model simulates the size of the pool of base cations in the water
A man with crazy hair is having a conversation with someone.
Man sitting
The men are outside in the river.
one of them is wearing a blue hat
A boy gets ready to do some dishes.
I do not care if the methods get broken I need them done tonight.