(a) Study specimen E (NPK 15:15:15, F (WOOD ASH), G (LIMESTONE), and H (COWDUNG) and answer the following questions.

(i) State three major nutrients supplied to crops by specimen E
(ii) List three methods that could be used to apply specimen E on a farm

(b) State three agricultural uses of each of specimens F and G

(c) Mention three ways in which specimen H is important to the soil