net primary productivity

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net primary productivity

Net primary production (NPP) is the amount of biomass or carbon produced by primary producers per unit area and time, obtained by subtracting plant respiratory costs (Rp) from gross primary productivity (GPP) or total photosynthesis. ,Net primary production (NPP) is a measure of the annual productivity of the plants in the biosphere. The 550 GtC of carbon in the global reservoir of plant ... ,Net primary productivity (NPP). Definition. The amount of carbon retained in an ecosystem (increase in biomass); it is equal to the difference between the ... ,Gross primary production (GPP) is the amount of chemical energy, typically expressed as carbon biomass, that primary producers create in a given length of time. ,Net primary productivity (NPP) refers to the rate of the accumulation of energy in the form of biomass. It excludes energy lost in the metabolic processes. ,Net primary productivity, or NPP, is gross primary productivity minus the rate of energy loss to metabolism and maintenance. In other words, it's the rate ... ,2023年8月25日 — Net primary productivity is defined as the difference of the energy that's fixed by the autotrophs and their own respiration losses. ,2024年9月20日 — Net primary productivity, gross primary productivity less that used by plants in respiration, is approximately 10 metric tons per hectare per ... ,由 PW Boyd 著作 · 2014 · 被引用 59 次 — Net Primary Production (NPP) is the rate of photosynthetic carbon fixation minus the fraction of fixed carbon used for cellular respiration and maintenance ...

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net primary productivity 相關參考資料
Net primary production is the basis of all ecosystem services

Net primary production (NPP) is the amount of biomass or carbon produced by primary producers per unit area and time, obtained by subtracting plant respiratory costs (Rp) from gross primary productivi...

https://wad.jrc.ec.europa.eu

Net Primary Production - an overview

Net primary production (NPP) is a measure of the annual productivity of the plants in the biosphere. The 550 GtC of carbon in the global reservoir of plant ...

https://www.sciencedirect.com

Net primary productivity (NPP)

Net primary productivity (NPP). Definition. The amount of carbon retained in an ecosystem (increase in biomass); it is equal to the difference between the ...

https://www.un-redd.org

Primary production

Gross primary production (GPP) is the amount of chemical energy, typically expressed as carbon biomass, that primary producers create in a given length of time.

https://en.wikipedia.org

What is Net Primary Productivity?

Net primary productivity (NPP) refers to the rate of the accumulation of energy in the form of biomass. It excludes energy lost in the metabolic processes.

https://byjus.com

Energy flow & primary productivity (article)

Net primary productivity, or NPP, is gross primary productivity minus the rate of energy loss to metabolism and maintenance. In other words, it's the rate ...

https://www.khanacademy.org

Net primary productivity - Definition and Examples

2023年8月25日 — Net primary productivity is defined as the difference of the energy that's fixed by the autotrophs and their own respiration losses.

https://www.biologyonline.com

Net primary productivity | biology

2024年9月20日 — Net primary productivity, gross primary productivity less that used by plants in respiration, is approximately 10 metric tons per hectare per ...

https://www.britannica.com

Net Primary Production in the Ocean

由 PW Boyd 著作 · 2014 · 被引用 59 次 — Net Primary Production (NPP) is the rate of photosynthetic carbon fixation minus the fraction of fixed carbon used for cellular respiration and maintenance ...

https://epic.awi.de