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单词 humus
释义

Definition of humus in English:

humus

noun ˈhjuːməsˈ(h)juməs
mass noun
  • The organic component of soil, formed by the decomposition of leaves and other plant material by soil microorganisms.

    (由土壤微生物分解树叶及其他植物形成的)腐殖质;腐质土壤

    Example sentencesExamples
    • Soil should contain a good mix of sand, clay, and humus.
    • Since these species originated in a wooded habitat, they require a loose soil with sufficient humus.
    • What's left is nutrient-rich organic matter, or humus, which can be used as a soil amendment.
    • Don't spurn organic fertilizers that are low in nutrients, because they're rich in organic matter that turns to valuable humus in the soil.
    • Their soil must contain sufficient humus and be rich in calcium, but the idea that cyclamens need a lot of moisture is a misconception.
    • Mature compost is a complex organic material that has been transformed into stable humus by microorganisms.
    • The final product, humus or compost, looks and feels like fertile garden soil.
    • If grown in plenty of humus and leaf mould, rhododendron roots almost peel off the ground.
    • In sandy soils, humus acts like a sponge to catch and hold moisture.
    • The mulch keeps the soil moist, and as the lower layers decompose, they enrich the soil with humus.
    • Incidentally, soil rich in organic humus will hold more water longer and be more drought-resistant.
    • If it's sandy or stiff with clay, dig in humus to improve water retention and aeration.
    • The end point of decomposition is a largely inert organic material called humus.
    • But (as some might reply) we can add peat or humus to the soil as we till.
    • An all-purpose potting mix has composted bark, peat moss or peat humus added to loamy soil.
    • There is a smell of humus and dirt and leaves and rain and nothing else.
    • In addition, continue to put out organic humus as you plant.
    • Cabbages tolerate heavier soils well, so long as there is enough humus and fertiliser, as they are heavy feeders.
    • Lack of biological insect control necessitates using more pesticides, as lack of humus and plant litter necessitates using more chemical fertilizers.
    • At first, layer grass clippings with a dash of leaves and twigs to create a concoction that turns into humus, the best plant food.
    Synonyms
    earth, loam, sod, ground, dirt, clay, turf, topsoil, mould, marl, dust

Origin

Late 18th century: from Latin, 'soil'.

Rhymes

brumous, hummus, humous, spumous, strumous

Definition of humus in US English:

humus

nounˈ(h)juməsˈ(h)yo͞oməs
  • The organic component of soil, formed by the decomposition of leaves and other plant material by soil microorganisms.

    (由土壤微生物分解树叶及其他植物形成的)腐殖质;腐质土壤

    Example sentencesExamples
    • Mature compost is a complex organic material that has been transformed into stable humus by microorganisms.
    • Their soil must contain sufficient humus and be rich in calcium, but the idea that cyclamens need a lot of moisture is a misconception.
    • Don't spurn organic fertilizers that are low in nutrients, because they're rich in organic matter that turns to valuable humus in the soil.
    • The end point of decomposition is a largely inert organic material called humus.
    • Lack of biological insect control necessitates using more pesticides, as lack of humus and plant litter necessitates using more chemical fertilizers.
    • Since these species originated in a wooded habitat, they require a loose soil with sufficient humus.
    • Cabbages tolerate heavier soils well, so long as there is enough humus and fertiliser, as they are heavy feeders.
    • But (as some might reply) we can add peat or humus to the soil as we till.
    • In addition, continue to put out organic humus as you plant.
    • There is a smell of humus and dirt and leaves and rain and nothing else.
    • If it's sandy or stiff with clay, dig in humus to improve water retention and aeration.
    • What's left is nutrient-rich organic matter, or humus, which can be used as a soil amendment.
    • Incidentally, soil rich in organic humus will hold more water longer and be more drought-resistant.
    • If grown in plenty of humus and leaf mould, rhododendron roots almost peel off the ground.
    • In sandy soils, humus acts like a sponge to catch and hold moisture.
    • The mulch keeps the soil moist, and as the lower layers decompose, they enrich the soil with humus.
    • Soil should contain a good mix of sand, clay, and humus.
    • The final product, humus or compost, looks and feels like fertile garden soil.
    • An all-purpose potting mix has composted bark, peat moss or peat humus added to loamy soil.
    • At first, layer grass clippings with a dash of leaves and twigs to create a concoction that turns into humus, the best plant food.
    Synonyms
    earth, loam, sod, ground, dirt, clay, turf, topsoil, mould, marl, dust

Origin

Late 18th century: from Latin, ‘soil’.

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更新时间:2024/10/19 8:57:31