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Cited by 633

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AN ANALYSIS OF COMPETITIVE ABILITY IN THREE PERENNIAL GRASSES

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MAHMOUD, A., GRIME, J. P.·1976·New Phytologist

Abstract

SUMMARY: Competitive interactions between three perennial grasses of contrasted ecology were investigated using an experimental design which permitted measurement of the effects of paired species upon each other. Under productive conditions, each pairing resulted in the total elimination of one species and the order of competitive ability was Arrhenatherum elatius > Agrostis tenuis > Festuca ovina. Under conditions of severe nitrogen stress, the impact of competition upon yield was reduced but the order of competitive ability was unaffected. The results suggest (1) that competitive abilities above and below ground are interdependent and covariable and (2) that the ability to compete for mineral nutrients may be of relatively minor importance in the adaptive physiology of species colonizing very infertile soils.

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Metadata

Authors
MAHMOUD, A., & GRIME, J. P.
Venue
New Phytologist
Publisher
Wiley
Published
1976-09
Volume
77
Issue
2
Pages
431-435
ISSN
  • 0028-646X (ISSN-L)
  • 1469-8137
OpenAlex
W2128230084
Cited by
633
References
0
FWCI
1.68
Type
journal article
Language
en
Open access
bronze

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CoChat. (2026). Citation check: AN ANALYSIS OF COMPETITIVE ABILITY IN THREE PERENNIAL GRASSES. https://app.cochat.ai/papers/10.1111/j.1469-8137.1976.tb01532.x
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MAHMOUD, A., & GRIME, J. P. (1976). AN ANALYSIS OF COMPETITIVE ABILITY IN THREE PERENNIAL GRASSES. New Phytologist. https://doi.org/10.1111/j.1469-8137.1976.tb01532.x

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Contains information from the Semantic Scholar Academic Graph Datasets, made available under the ODC Attribution License (ODC-BY 1.0).

Semantic Scholar’s data is described in: Kinney, R., et al. (2023). The Semantic Scholar Open Data Platform. arXiv:2301.10140.