115576
Description
Mind Map by harry_bygraves, updated more than 1 year ago
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Created by harry_bygraves
over 11 years ago
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Energy transfer
- The total rate at which plants and other autotrophs
synthesize organic material is called gross
productivity. It includes organic material used in
respiration as well as organic material stored as new
plant tissue. The rate at which autotrophs store
organic material as new tissue is call net produtivity
(net productivity = gross productivity - respiratory
loss)
- On the energy that is stored in plant tissue is available to consumers. Net productivity values,
thereofre, are often used to compare the productivity of different ecosystems
- Effieciency of secondary productivity; The rate at which energy or organic material
is built up into the tissues of a consumer is called secondary productivity
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