「Trophic level」の版間の差分
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* 栄養段階．食物連鎖における段階（日本語） | * 栄養段階．食物連鎖における段階（日本語） | ||
* (Español) | * (Español) | ||
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== Definition == | == Definition == | ||
| − | === Glossary of Life (9th ed.) by [[Sadava_Hillis_Heller_Berenbaum_2011|Sadava et al. (2011)]] === | + | === Glossary of "Life (9th ed.)" by [[Sadava_Hillis_Heller_Berenbaum_2011|Sadava et al. (2011)]] === |
* A group of organisms united by obtaining their energy from the same part of the [[food_web|food web]] of a biological community. | * A group of organisms united by obtaining their energy from the same part of the [[food_web|food web]] of a biological community. | ||
| − | == 文献（引用） == | + | ===Glossary of "Environmental Science: Earth as a Living Planet (2nd ed.)" by [[Botkin_Keller_1998|Botkin & Keller (1998)]]=== |
| − | * [[Sadava_Hillis_Heller_Berenbaum_2011|Sadava, D., Hillis, D. M., Heller, H. C. & Berenbaum, M. R. 2011. Life: The Science of Biology, 9th ed. -xliv + 1266 pp. Sinauer Associates, Inc., Sunderland.]] | + | *In an ecological community, all the organisms that are the same number of food-chain steps from the primary source of energy. For example, in a grassland the green grasses are on the first trophic level, grasshoppers are on the second, birds that feed on grasshoppers are on the third, and so forth. |
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| + | ==文献（引用）== | ||
| + | *[[Botkin_Keller_1998|Botkin, D. B. & Keller, E. A. 1998. Environmental Science: Earth as a Living Planet, 2nd ed. -xxxxii + 649 pp. John Wiley & Sons, Inc., New York.]] | ||
| + | *[[Sadava_Hillis_Heller_Berenbaum_2011|Sadava, D., Hillis, D. M., Heller, H. C. & Berenbaum, M. R. 2011. Life: The Science of Biology, 9th ed. -xliv + 1266 pp. Sinauer Associates, Inc., Sunderland.]] | ||
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[[Category:植物]] | [[Category:植物]] | ||
| 18行目: | 22行目: | ||
[[Category:生物]] | [[Category:生物]] | ||
[[Category:生態]] | [[Category:生態]] | ||
| + | [[Category:環境]] | ||
[[Category:用語]] | [[Category:用語]] | ||
[[Category:T]] | [[Category:T]] | ||
2019年10月10日 (木) 22:14時点における最新版
trophic level
- 栄養段階．食物連鎖における段階（日本語）
- (Español)
Definition
Glossary of "Life (9th ed.)" by Sadava et al. (2011)
- A group of organisms united by obtaining their energy from the same part of the food web of a biological community.
Glossary of "Environmental Science: Earth as a Living Planet (2nd ed.)" by Botkin & Keller (1998)
- In an ecological community, all the organisms that are the same number of food-chain steps from the primary source of energy. For example, in a grassland the green grasses are on the first trophic level, grasshoppers are on the second, birds that feed on grasshoppers are on the third, and so forth.
文献（引用）
- Botkin, D. B. & Keller, E. A. 1998. Environmental Science: Earth as a Living Planet, 2nd ed. -xxxxii + 649 pp. John Wiley & Sons, Inc., New York.
- Sadava, D., Hillis, D. M., Heller, H. C. & Berenbaum, M. R. 2011. Life: The Science of Biology, 9th ed. -xliv + 1266 pp. Sinauer Associates, Inc., Sunderland.
