Fertilizer

Describe a time when a farmer may want to use fertilizer.

What might be a reason to NOT use fertilizer?

Nitrogen:​ (a)  

Phosphorus: ​ (b)  

Potassium:​ (c)  

Nitrogen:​​ (a)  

Phosphorus: ​ (b)  

Potassium:​ (c)  

Nitrogen:​​ ​ (a)  

Phosphorus: ​ ​ (b)  

Potassium:​ ​ (c)  

Fertilizers contain enough nutrients for plants to grow and flourish!

What are the advantages and disadvantages ?

How do commercial fertilizers disrupt the natural nitrogen cycle?

Some ways to prevent fertilizer runoff:

Don't fertilize before heavy rain

Know how much fertilizer to apply

Extra field space between farm and water

Draw what 1 or more of these conditions may look like here.