Mthodes de conservation de l'eau et des sols dans les exploitations agricoles by

$ 44.95

Author: Onesmus Ayuya, Emmanuel Ariga Country of Origin: France ISBN-13: 9783639817560 gtin13: 9783639817560 Publication Name: NA Type: NA Book Title: Mthodes de conservation de l'eau et des sols dans les exploitatio Language: French Format: Paperback ISBN: 9783639817560

Description

Mthodes de conservation de l'eau et des sols dans les exploitations agricoles by Onesmus Ayuya, Emmanuel Ariga Estimated delivery 3-12 business days Format Paperback Condition Brand New Description L'érosion dangereuse des sols entraîne la perte de terres, la réduction de la fertilité des sols, une faible production agricole, la famine, la sédimentation des rivières, la présence de contaminants dans les réserves d'eau qui diminuent, les sécheresses et l'augmentation des inondations, autant de facteurs qui peuvent provoquer des catastrophes pour l'humanité. Cette étude a adopté un modèle de recherche corrélative et a utilisé un échantillonnage systématique pour sélectionner la population de l'échantillon, un échantillonnage raisonné pour sélectionner la zone d'étude et un échantillonnage aléatoire simple pour sélectionner les unités de vulgarisation pour l'étude. Des entretiens avec des informateurs clés et des groupes de discussion ainsi que des observations ont été utilisés pour collecter les données. L'analyse des données s'est appuyée sur des statistiques descriptives et inférentielles. L'étude a révélé une corrélation positive et significative entre la taille de l'exploitation, l'emploi non agricole des agriculteurs et l'adoption de structures de contrôle de l'érosion des sols. Les terrasses ont été construites avec une main-d'oeuvre familiale limitée. Les rendements agricoles n'étaient pas optimaux et le taux d'adoption des structures de contrôle de l'érosion des sols n'était pas significativement différent dans les approches par bassin versant et par zone focale. Details ISBN 3639817567 ISBN-13 9783639817560 Title Mthodes de conservation de l'eau et des sols dans les exploitations agricoles Author Onesmus Ayuya, Emmanuel Ariga Format Paperback Year 2025 Pages 96 Publisher Editions Notre Savoir GE_Item_ID:173912179; About Us Grand Eagle Retail is the ideal place for all your shopping needs! With fast shipping, low prices, friendly service and over 1,000,000 in stock items - you're bound to find what you want, at a price you'll love! Shipping & Delivery Times Shipping is FREE to any address in USA. Please view eBay estimated delivery times at the top of the listing. Deliveries are made by either USPS or Courier. We are unable to deliver faster than stated. International deliveries will take 1-6 weeks. NOTE: We are unable to offer combined shipping for multiple items purchased. This is because our items are shipped from different locations. Returns If you wish to return an item, please consult our Returns Policy as below: Please contact Customer Services and request "Return Authorisation" before you send your item back to us. Unauthorised returns will not be accepted. Returns must be postmarked within 4 business days of authorisation and must be in resellable condition. Returns are shipped at the customer's risk. We cannot take responsibility for items which are lost or damaged in transit. For purchases where a shipping charge was paid, there will be no refund of the original shipping charge. Additional Questions If you have any questions please feel free to Contact Us. Categories Baby Books Electronics Fashion Games Health & Beauty Home, Garden & Pets Movies Music Sports & Outdoors Toys

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