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mycorrhiza |
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mycorrhizaProduct of close association between the branched, tubular filaments (hyphae) of a fungus and the roots of higher plants. The association usually enhances the nutrition of both the host plant and the fungal symbiont. The establishment and growth of certain plants (e.g., citrus plants, orchids, pines) depends on mycorrhizae; other plants survive but do not flourish without their fungal symbionts. mycorrhiza [‚mīk·ə′rīz·ə] (botany) A mutual association in which the mycelium of a fungus invades the roots of a seed plant. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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com), soil nutrition formulas, and beneficial soil-organisms such as nitrogen-fixing bacteria and mycorrhiza have been packaged for garden use. Recent studies of crops that rely on nitrogen-fixing symbiosis in agricultural areas with heavy pesticide use have reported stunted plant growth and reduced mycorrhiza and rhizobia symbiosis (Abd-Alla et al. Dhillion, now at the University of Oslo in Norway, and their colleagues in the September/October Mycorrhiza. |
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