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AREA FOLIAR [1 record]

Record 1 2011-06-23

English

Subject field(s)
  • Plant Biology
CONT

There are two basic pathways whereby acid precipitation can impact a terrestrial ecosystem. It can impact directly on the foliar surface of the plants themselves, causing a direct effect on the leaf or stem of the plant, or it can indirectly affect plants, through effects on the soil.

French

Domaine(s)
  • Biologie végétale
DEF

Surface de l'ensemble des feuilles d'un couvert végétal.

CONT

Quelle que soit la saison, l'énergie solaire interceptée par le couvert forestier (canopée) est plus importante au niveau des troncs, branches et rameaux [...] qu'au niveau des feuilles [...] bien que l'index de surface foliaire atteigne 7-9 ha/ha.

OBS

Selon les phénomènes étudiés on peut considérer la surface de chaque feuille ou la surface double de l'ensemble des deux faces de chaque feuille.

OBS

La surface active d'une feuille comprend la face supérieure, ou épiderme supérieur, et la face inférieure ou épiderme inférieur.

Spanish

Campo(s) temático(s)
  • Biología vegetal
DEF

Superficie total alcanzada por las hojas de una planta.

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