TERMIUM Plus®

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duration of surface wetness [1 record]

Record 1 2002-09-11

English

Subject field(s)
  • Climatology
  • Scientific Measurements and Analyses
  • Plant and Crop Production
  • Horticulture
DEF

Period during which liquid water is present on a part of a plant.

CONT

The duration of surface wetness needed for germination and host penetration for each fungus depends on temperature. Free water on the leaf surface in the form of dew droplets (usually formed during the night) is essential for the germination of the rust spores.

Key term(s)
  • surface wetness duration

French

Domaine(s)
  • Climatologie
  • Mesures et analyse (Sciences)
  • Cultures (Agriculture)
  • Horticulture
DEF

Période pendant laquelle de l'eau liquide est présente sur un organe végétal.

CONT

Pour les besoins agricoles, des observations [météorologiques] complémentaires peuvent être ajoutées, par exemple : - températures minimales en atmosphère libre à différents niveaux (indices actinothermiques), - températures dans le sol à diverses profondeurs, - teneur en eau du sol, - durée d'humectation des végétaux.

Key term(s)
  • durée d'humectation des végétaux

Spanish

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