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词汇 mycorrhiza
释义

Definition of mycorrhiza in English:

mycorrhiza

nounPlural mycorrhizae ˌmʌɪkə(ʊ)ˈrʌɪzəˌmīkəˈrīzə
Botany
  • A fungus which grows in association with the roots of a plant in a symbiotic or mildly pathogenic relationship.

    〔植〕菌根

    Example sentencesExamples
    • In addition, most vascular plants could not grow without the symbiotic fungi, or mycorrhizae, that inhabit their roots and supply essential nutrients.
    • For the past two years Dave has been working on a system of growing the mycorrhizae on a host grass plant in small beds of compost.
    • The specialized roots which the plants grow and the fungus which inhabits them are together known as mycorrhizae, or ‘fungal roots’.
    • These data thus support the authors' suggestion that mycorrhizae are important in enabling plant roots to exploit nutrient patches that might otherwise be out of reach.
    • A special type of beneficial root fungi, called mycorrhizae, actually grow into plant roots, feeding off plant sap but also providing water and nutrients to the plant.

Derivatives

  • mycorrhizal

  • adjective
    Botany
    • One hundred intersections were investigated out of a subsample of root pieces of one plant and the presence of at least one mycorrhizal hypha was counted as infection.
      Example sentencesExamples
      • The fact that mycorrhizal fungi can form shared mycelial networks adds a further complicating factor.
      • Roots were stained, mycorrhizal colonization in roots was measured and fungal hyphae development in soil was determined as explained above.
      • We quantified mycorrhizal colonization rates because mycorrhizae can play an important role in the nitrogen nutrition of plants.
      • Many rhizosphere fungi, including mycorrhizal fungi, are able to suppress soil-borne plant pathogens.

Origin

Late 19th century: modern Latin, from myco- 'of fungi' + Greek rhiza 'root'.

Definition of mycorrhiza in US English:

mycorrhiza

nounˌmīkəˈrīzə
Botany
  • A fungus which grows in association with the roots of a plant in a symbiotic or mildly pathogenic relationship.

    〔植〕菌根

    Example sentencesExamples
    • For the past two years Dave has been working on a system of growing the mycorrhizae on a host grass plant in small beds of compost.
    • These data thus support the authors' suggestion that mycorrhizae are important in enabling plant roots to exploit nutrient patches that might otherwise be out of reach.
    • A special type of beneficial root fungi, called mycorrhizae, actually grow into plant roots, feeding off plant sap but also providing water and nutrients to the plant.
    • In addition, most vascular plants could not grow without the symbiotic fungi, or mycorrhizae, that inhabit their roots and supply essential nutrients.
    • The specialized roots which the plants grow and the fungus which inhabits them are together known as mycorrhizae, or ‘fungal roots’.

Origin

Late 19th century: modern Latin, from myco- ‘of fungi’ + Greek rhiza ‘root’.

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