(a) State four characteristics of clay. [4 marks] (b) Mention four effects of drought on plant growth and development [4 marks] (c) List two symptoms of pho...

(a) State four characteristics of clay. [4 marks]

(b) Mention four effects of drought on plant growth and development [4 marks]

(c) List two symptoms of phosphorus deficiency in crops. [2 marks]

(d) State three ways in which each of the following soil properties is important in crop production:(i) soil reaction; (ii) soil temperature. [6 marks]