Pest

Integrated control system

Producer

Consumer

decomposer

Detritivore

Zoo plankton

Phytoplankton

Carnivore

Herbivore

Omnivore

Trophic level

Ecosystem

Habitat

Agricultural ecosystem

Pesticide

Herbicide

Insecticide

fungicide

Biological control

Productivity

Net productivity

Dissipated

Biological Accumulation

Monoculture