Question:
Which one of the following is not classified on economic basis?
Which one of the following is not classified on economic basis?
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Remember Nair's economic classification categories:
1. Subsistence (low input/family use)
2. Intermediate (medium input/mix)
3. Commercial (high input/market sales)
1. Subsistence (low input/family use)
2. Intermediate (medium input/mix)
3. Commercial (high input/market sales)
Updated On: Jul 10, 2026
- Subsistence
- Interpolated
- Commercial
- Intermediate
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The Correct Option is B
Solution and Explanation
Step 1: Understanding the Concept:
Agroforestry systems can be classified based on structural, functional, ecological, and socio-economic criteria.
Socio-economic classification evaluates the scale of production and the primary economic objectives of the farming family.
Step 2: Detailed Explanation:
According to P.K.R. Nair (1987), agroforestry systems are classified on an economic basis into three categories:
1. Subsistence systems: The system is directed toward meeting the basic needs of the landholder's family (food, fuel, fodder). There is virtually no surplus for commercial market sale.
2. Intermediate systems: The production meets both subsistence needs and generates a surplus for local market sale (e.g., smallholder cash crops).
3. Commercial systems: The primary scale and objective of production is commercial market sale (e.g., commercial timber/pulpwood plantations).
"Interpolated" is a non-standard term and does not represent an economic category of agroforestry systems.
Step 3: Final Answer:
Among the options, Interpolated is not an economic classification.
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