Soil develops on land through the relatively slow process of succession and its fertility improves over time until a stable climax community is established. Human activities can reduce soil fertility which is a problem for food production systems though strategies exist to prevent soil degradation and improve soil fertility.
|2||Factors reducing soil fertility|
|3||Improving soil fertility|
|4||Evaluating soil management strategies|
- Use secondary data to evaluate soil management strategies of a given commercial farming system and of a given subsistence farming system.
“Explain why industrial-scale commercial farming systems tend to reduce soil fertility more than small-scale subsistence farming systems.” [9 marks]
The essay should marked using the Paper 2, Section B essay markbands.