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(prō′dŭk-tĭv′ĭ-tē, prŏd′ək-)
1. The quality of being productive.
2. Ecology The rate at which photosynthesizing or chemosynthesizing producers form organic substances that can be used as food by consumers.


the amount of material in terms of BIOMASS or energy generated in a given time in an ECOSYSTEM over and above the STANDING CROP.


the amount or quality or value of the output of a food animal. Best measured in terms of the percentage productivity compared with a target based on productivity of peers. It is customary nowadays to state productivity in terms of return on capital invested, or per head of livestock or per hectare or per unit of workforce, and may be for a period, e.g. annual, lifetime, for a specific unit, e.g. farm, the dairy herd on a mixed farm.

productivity index
includes such items as wool yield per hectare, wins per race starts.
productivity marginal value
see marginal revenue.

Patient discussion about productivity

Q. Is it safe for teenagers to use weight loss products? This isn't an ethical question, but quite literally asking if it is safe for a teenager to use weight loss solutions like weight loss milkshakes and other things of that nature. Thanks in advance!

A. From health point of view- there shouldn’t be a problem if those products are safe. But from an educational view- the minute you start relaying on weight loss products to loose weight for you- you become lazy. Then you’ll loose weight and gain it back with some extra. You need to start acquiring good habits while you are young- balanced nutrition and sports.

Q. i am diabetic :( what is the right diet for me? should i avoid sugar based products? what is the amount of sugar in the blood that consider to be normal ?

A. You may find it all here:

Q. are colon cleansing products safe and are they beneficial?

A. Unless you are having a problem with regularity I wouldn't fool around with cleansing products. Eat more fruits and vegetables and drink LOTS of water. Before I would do any colon cleansing I would add a product like metamucil or bran.

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References in periodicals archive ?
The productivity toolbox makes use of the ladderized approach, and includes basic training on concepts on productivity, values, working conditions, and basic business systems.
There have been significant differences in the productivity performance of the Canadian provinces in recent years.
These are unusually large differences in productivity growth between the US and Europe," said Bart van Ark, Chief Economist of The Conference Board.
The bulk of this 60 percent is explained by the changing mix of plants in operation--that is, when more-productive plants open or expand while less-productive ones close or contract, it affects aggregate productivity.
It states that living standard (Y/P) is equal to productivity (Y/L) times the labor participation rate (L/P).
A researcher at California's Lawrence Berkeley National Laboratory, in one of the early efforts to relate IAQ affects to health and productivity, established a baseline for quantifying benefits from improved IAQ and demonstrated that improvements in IAQ can:
Eliminating these parts will lower top line revenues and production and increase productivity, capacity and bottom line profitability.
Wet-end starch anchors and distributes the reactive sizes to the papermaking fibers, thus enhancing the cleanliness of the papermaking system and improving productivity.
One effect of all this attention on cost control is that managers are becoming much savvier about how they spend their limited dollars earmarked for productivity improvement; they are less prone to invest in projects when the outcome is unclear.
This integration affords employees opportunities to decrease individual productivity through web surfing, answering personal email, chatting online, internet addiction, etc.
Our benchmark productivity is derived from the McGladrey survey of large group practices.

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