Based on the land area used

a) INTENSIVE FARMING :

• Refers to a farming technique, wherein there is high-level use of inputs, in smaller land areas.
• Higher amount of external inputs like capital, fertilizers, chemicals Advanced machinery.
• Small and expensive
• Eg: Commercial farms

b) EXTENSIVE FARMING :

• Refers to a farming technique, within there is a low level of inputs used, in larger land area
• Lower amount of external inputs and capital, Locally devised tools and machinery.
• Large and inexpensive
• Eg: Subsistence farms

c) BIOINTENSIVE FARMING :

• Refers to a farming system that focuses on maximizing production from a limited area, maintaining the biodiversity and sustainability of the system
• Bot the external inputs and internal resources are used efficiently
• Small land holding
• Eg: Organic farming.