Energy
     Defined
     Types of energy
     Laws of Thermodynamics

Primary Production
     GPP
     NPP
     Productivity

Allocation of energy
     Energy budgets
     Allocation differences
          Species
          Same species
          Parts of the plant

Ecosystem productivity
      Terrestrial Ecosystems
     Aquatic ecosystems
     Age of Ecosystem

Secondary Production

Food Chains
      Trophic levels
     Grazing food chain
     Detrital food chain

Pyramids
     Pyramid of numbers
     Pyramid of biomass
     Pyramid of productivity

Energy flow
    P = C-R-F-U

SOME IMPORTANT CONCEPTS AND WORDS

Energy
Work
Potential energy
Kinetic energy
First law of Thermodynamics
Second law of Thermodynamics
Primary production
Primary productivity
GPP
NPP
Calorie
Kilocalorie
Resource Allocation
Root:Shoot ratio
Ecosystem productivity
Upwelling zone
Secondary production
Food Chain
Trophic level
Grazing food chain
Detrital food chain
Trophic pyramids
Pyramid of numbers
Pyramid of biomass
Pyramid of Energy
P=C-R-F-U