1. 15/06/1993 Amazon.com Description This book discusses the role of essential nutrients in relation to nearly two dozen crops. Use the book's 307 color photographs to diagnose disorders in the field. The accompanying text explains symptoms in detail, with information provided by 31 crop experts. Covers the...
  2. Ressource principale 01/01/2001 Food security in West Africa is challenged by complex issues, including rapid population growth, exploitation of nonrenewable resources, and chronic low soil fertility, but in this text experts from world agricultural institutions share their work to provide solutions. Topics covered include soil...
  3. Ressource principale 01/01/1975 In 1975,Let it Rot!helped start the composting movement and taught gardeners everywhere how to recycle waste to create soil-nourishing compost. Contains advice for starting and maintaining a composting system, building bins, and using compost. Third Edition. 318,000 copies in print. Just Let it...
  4. Ressource principale
    28/09/2016 Les agriculteurs dans de nombreuses régions du monde, en raison de la croissance de la population humaine, n’ont guère d’autre choix que de cultiver leurs terres en permanence, ne disposant pas suffisamment de ressources pour remplacer les éléments nutritifs retirés par chaque culture successive....
  5. 01/01/1985 Green manure crops are crops that are [often times in North America] grown to be turned under to increase soil fertility. Leguminous green manure crops ( i.e., those which can make nitrogen fertilizers from atmospheric nitrogen) can offer small-scale Third World farmers a tremendous number of...
  6. 01/01/2012 Une question que nous avons posée à ECHO est « Êtes-vous une ferme biologique? » Et la réponse est « Non. En raison de la particularité de nos sols, de notre climat et de nos objectifs, nous utilisons des herbicides, des insecticides et des engrais minéraux au besoin. Dans le même temps, nous...
  7. 01/01/2010 This article is from ECHO Asia Note #4 Does rice straw have any value? Looking at the practices of most farmers, it seems not! The burning of rice straw is a common sight during the harvest period in many parts of Asia. Yet a number of farmers think otherwise. One of them is Isidro Prado from...
  8. 16/01/2017 Le tithonia (Tithonia diversifolia), également connu sous le nom de tournesol mexicain ou souci des arbres, est un arbuste pérenne qui est originaire du Mexique et d'Amérique centrale. Souvent cultivé pour ses fleurs attrayantes, il se trouve maintenant dans les parties humides et subhumides de...
  9. 08/02/2017 Cover crops play a key role in sustainable agriculture by providing sustainable sources of nutrients as well as protective soil cover to minimize erosion and reduce moisture stresses. Examples of successful cover cropping systems in East Africa will be illustrated as well as constraints and...
  10. 20/04/2013 An important principle of conservationagriculture is that of targeted, precision applications of organic or inorganic fertilizer near crop plants, as opposed to evenly dispersing inputs over an entire field. In a row-crop setting, this can be done by banding fertilizer next to the crop plants. In...