7/30/2019 7. Fertilizers

1/13

7/30/2019 7. Fertilizers

2/13

7/30/2019 7. Fertilizers

3/13

7/30/2019 7. Fertilizers

4/13

7/30/2019 7. Fertilizers

5/13

7/30/2019 7. Fertilizers

6/13

7/30/2019 7. Fertilizers

7/13

http://upload.wikimedia.org/wikipedia/commons/e/e0/Biuret_struct.svg

7/30/2019 7. Fertilizers

8/13

7/30/2019 7. Fertilizers

9/13

7/30/2019 7. Fertilizers

10/13

7/30/2019 7. Fertilizers

11/13

7/30/2019 7. Fertilizers

12/13

7/30/2019 7. Fertilizers

13/13