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COATED CALCIUM CARBIDE [1 record]

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Record 1 2006-01-24

English

Subject field(s)
  • Chemical Elements and Compounds
CONT

In a micro-plot study in the field, Keerthisinghe et al.20 found that nitrapyrin and acetylene nitrification inhibitors significantly reduced methane emission in flooded rice. The lowest methane emission rates were observed in the wax-coated calcium carbide treatment. Wax-coated calcium carbide acted as a slow release source of acetylene and produced a sustained effect in reducing methane emissions.

Key term(s)
  • wax coated calcium carbide

French

Domaine(s)
  • Éléments et composés chimiques
CONT

Le méthane provenant de la culture du riz be bas-fond peut être sensiblement réduit en modifiant les méthodes d'irrigation et d'utilisation des engrais.[...] Les autres solutions techniques possibles pour réduire les émissions de méthane consistent à ajouter du sulfate de soude ou du carbure de calcium enrobé aux engrais à base d'urée fréquemment utilisés aujourd'hui [...]

Spanish

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