Agroecosystem Food Chain (농업생태계 먹이사슬)

Agroecosystem Food Chain

Because they eat plant materials directly, vegetarians function as primary consumers in the agricultural ecosystems.
Meat-eaters function as secondary consumers.
eating meat requires more cropland per person because of the energy lost in the livestock step of the food chain.

The Environment and You by Norman Christensen (2012) - 384page

The Environment and You by Norman Christensen (2012) - 385page

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