File:Bulletin du Muséum d'histoire naturelle (1921) (14594558890).jpg

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Identifier: bulletindumuseum2719muse (find matches)
Title: Bulletin du Muséum d'histoire naturelle
Year: 1895 (1890s)
Authors: Muséum national d'histoire naturelle (Paris)
Subjects: Natural history
Publisher: Paris : Impr. nationale
Contributing Library: University of Illinois Urbana-Champaign
Digitizing Sponsor: University of Illinois Urbana-Champaign

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Text Appearing Before Image:
e que nous venons (rcx()oser que la disposition(lu fumier en tas élevés, à lair libre ou dépassant largement le bord desfosses, disposition courante dans les campagnes, est la plus mauvaise pouilexploitation des larves de Mouches par la basse-cour. Gette disposition nepermet aux volailles quune action larvicide très restreinte. Le dépôt du ^^ Comptes rendus Acad. Sciencea . i3 septembre iQiS. -^ Le tiaitonient chimique des fumiers pour la destruction des larves devjasluspirer également des considérations (;ui précèdent. On y trouvera économiede matières et rendement plus siii. - hi - fumier dans des fosses ouvertes, peu profondes, mais à laige surface, dontles parois enserrent compiètemenl la masse en fermentation, sur ses partiesialérales, permet de doubler au moins le rendement destructeur des vg~Jailles en larves de Mouches. Ce rendement peut être considérable si lon sen rapporte aux chiffresdonnes dans nos expériences. Dans lexpérience 1, on voit par rapport au
Text Appearing After Image:
CL h C et* l> C l^^i,,. 1. — Pmcliicliou reluLive on mouches des JiHereuLs lots de fumiei,dans les deux expériences. a, c, lois de lExpérience 1; a, b\ c\ lois de lExpéiience II. témoin »juc plus de i8,ooo Mouches ont été déti iiiles par trois louïes (M»lespace de six jours, ce qui coirespond se nsiblement aux trois quarts de loproduction totale. On peut estimer à plus dun millier par jour le uombic de larves qui outété détruites par une seule Poule, dans les premiers jours de la fermenta-tion, sur des tas complètement circonscrits sur \os côtés par de petits mursveiticaux. Ces cliilïVes laissent entrevoir tout riiiléièt quil y a à favoriser, par unafjencemeiit convenable des tas de fumier, riieureuse ijitervention des vo-lailles dans la Intle conlre les Mouches. Cet intérêt se piésente ici sous undouble aspect : au point de vue supérieur de Thygiène générale se trouveassocié un point de vue économique réel dont rimportance sera sans doute,pour rbon

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https://www.flickr.com/photos/internetarchivebookimages/14594558890/

Author Internet Archive Book Images
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Volume
InfoField
1921
Flickr tags
InfoField
  • bookid:bulletindumuseum2719muse
  • bookyear:1895
  • bookdecade:1890
  • bookcentury:1800
  • bookauthor:Muse__um_national_d_histoire_naturelle__Paris_
  • booksubject:Natural_history
  • bookpublisher:Paris___Impr__nationale
  • bookcontributor:University_of_Illinois_Urbana_Champaign
  • booksponsor:University_of_Illinois_Urbana_Champaign
  • bookleafnumber:60
  • bookcollection:biodiversity
  • bookcollection:americana
  • BHL Collection
  • BHL Consortium
Flickr posted date
InfoField
30 July 2014



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