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Understanding the types of soil present in a location and how to work with the soil to maintain and improve its biological potential is essential to sustainable food production.  

 

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  1. 14/11/2012 La UNCCD estima que más de 250 millones de personas quedan afectadas por la degradación de terrenos, y casi mil millones de personas en más de 100 países están en peligro. Según la WMO, 33% de la superficie de la tierra es vulnerable para la degradación de terreno. En términos más regionales,...
  2. Recurso clave 1/1/2002 Acidification of soil is a natural process with major ramifications on plant growth. As soils become more acid, particularly when the pH drops below 4.5, it becomes increasingly difficult to produce food crops. As soil pH declines, the supply of most plant nutrients decreases while aluminum and a...
  3. Recurso clave 20/1/2009 All plants need certain mineral elements for proper growth, development, and maintenance. The basic structure of all organisms is built of carbon (C), oxygen (O) and hydrogen (H). Plants obtain these elements from water (H2O) in the soil and carbon dioxide (CO2) in the air, so no input is...
  4. Recurso clave
    17/8/2016 Los productores y hortelanos en las regiones semi-áridas y áridas del mundo enfrentan dos problemas asociados pero separados que limitan los cultivos que pueden sembrar y su rendimiento. El problema subyacente es la falta de las lluvias necesarias para la siembra de las plantas. El segundo es la...
  5. Farmers and gardeners in semi-arid and arid regions of the world face two associated but separate problems, which limit the crops they can grow and the yield of these crops. The underlying problem is lack of rainfall needed for growing plants. The second is accumulation of salts in the root zone....
  6. Please note that the links listed below may lead to additional resourceswhich havenot yet been added tothis collection. Search for more listings and filtering
  7. FAO : Composting is the natural process of 'rotting' or decomposition of organic matter by microorganisms under controlled conditions. Raw organic materials such as crop residues, animal wastes, food garbage, some municipal wastes and suitable industrial wastes, enhance their suitability for...
  8. Biochar is the carbonaceous solid product of biomass pyrolysis which can be used as chemical feedstock for various purposes such as energy production, and adsorption of pollutants. In particular, application of biochar to the soil is gaining greater interests, which can reduce fertilizer...
  9. Please note that the links listed below may lead to additional resourceswhich havenot yet been added tothis collection. Search for more listings and filtering
  10. 23/7/2015 El cambio climático tendrá un fuerte impacto sobre las personas más pobres del mundo. Los rendimientos de los cultivos ya han disminuido en el trópico y se proyecta que caigan en un 15-30% para el año 2080 en África, el sur de Asia y en Centroamérica (Hoffman 2013). Algunos países podrían...
  11. 20/1/2002 The conventional view of the relationship between soil nutrients and crop productivity in the tropics is leading to both damaging agricultural policies and inefficient and damaging farm-level practices. There is no need to use the huge quantities of chemical fertilizers that are so often...
  12. This video provides a quick overview of the procedure used at ECHO Florida to test for soil nitrate using a Vernier ion selective electrode (ISE). A lab protocol provides more detailed descriptions of the steps in the process as well as all the required materials and equipment for the test.
  13. 20/12/2013 Soil quality, also known as soil health, is the capacity of the soil to function – how well it fills the roles we need it to, whether in a natural or managed ecosystem. A variety of measures are used to gauge soil health; although we can use these characteristics as indicators of soil quality,...
  14. ISRIC – World Soil Information has a mission to serve the international community as custodian of global soil information. We are striving to increase awareness and understanding of soils in major global issues.
  15. A global consortium has been formed that aims to make a new digital soil map of the world using state-of-the-art and emerging technologies for soil mapping and predicting soil properties at fine resolution.This new global soil map will be supplemented by interpretation and functionality options...
  16. The International Union of Soil Sciences (IUSS) is the global union of soil scientists. The objectives of theIUSSare to promote all branches of soil science, and to support all soil scientists across the world in the pursuit of their activities. This website provides information forIUSSmembers...
  17. TheInternational Union of Soil Science (IUSS)- at its Seventh Congress, at Madison, Wisconsin, USA, in 1960 - recommended that soil maps of continents and large regions be published. As a follow-upFAO and Unesco decided in 1961 to prepare a Soil Map of the World at 1:5 000 000 scale. The project...
  18. Healthy soils are the foundation of agriculture. In the face of mounting challenges such as a growing global population, climate change, and extreme weather events, soil health is critical to our future. Healthy soil is essential as global demands rise for food, fuel, and fiber. Soils also play a...
  19. Agricultura Sostenible para Productores a pequeña escala en Nicaragua La misión de BioNica es proporcionar entrenamiento en Nicaragua acerca de cómo recuperar el suelo desgastado. “Cultivar el suelo” para que el suelo pueda dar cosechas balanceadas con alto valor nutricional. Los participantes...
  20. The Cornell Soil Health Assessment Training Manual: Provides an overview of the concept of soil health. Describes soil constraints and soil quality issues common to soils in New York and the Northeast region, especially in vegetable and field crop production systems. Provides guidelines on how to...
  21. 1/10/2005 La mayoría de los cultivos en los trópicos de tierras bajas se desarrollan mejor con una sombra del 10 al 15 por ciento, la cual puede ser obtenida sembrando árboles cada 10 o 15 metros en todas las direcciones. Muchos pequeños productores ya utilizan esta técnica, especialmente en el sureste de...
  22. 15/2/2017 This report describes and analyzes the soil distribution and characteristics of the main soil types in Mainland Southeast Asia (MSEA) that comprise the countries of Cambodia, Lao PDR, Myanmar, Thailand, and Vietnam. This article is from ECHO Asia Note #30
  23. ABSTRACT - Journal of Composting Science and Utilization, 2017 Tropical acid soils are highly weathered as they exist under tropical environment with high rainfall and temperature throughout the year, which affects nitrogen availability. Soil organic nitrogen is important in estimating soil...
  24. AccessAgriculture Training Video In Kenya, small-scale farmers stabilise river banks and reduce rainwater runoff from nearby plots by planting trees and grasses.
  25. AccessAgriculture Video Introduction to sustainable land management practices which have a proven track record in Africa. They can help control land degradation and improve production for small scale farmers, despite the challenges of climate change.
  26. Plant and Soil publishes original research papers and solicited review articles that deal with the interface of plant biology and soil sciences, and are of general interest. We give preference to those manuscripts with a strong mechanistic component which develop and test hypotheses aimed at...
  27. ThisGlossary of Soil Science Termswas an ad hoc committee of the Soil Science of America to provide a single glossary of terms for the various disciplines of soil science.
  28. AccessAgriculture Training Video A 22-minute video to explain the importance of combining organic resources mineral fertilizer and improved varieties in ways that are adapted to local conditions. Practical examples are shown from various agro-ecological zones in Mali, Niger, Nigeria, DR Congo,...
  29. AccessAgriculture Training Video Onions have few roots and shallow roots and therefore can take up nutrients from the top soil only. This explains why it is crucial to pay particular attention to making your soil fertile when you want to grow onions. Arabic Bambara Bariba Dagbani Dendi English...
  30. AccessAgriculture Training Video Onions need rich, fertile soil. Only grow onions once in 3 years in the same field. Plant the onions on raised beds, especially in the rainy season. Transplant when the onions are about 6 weeks old. Plant the onions 10 centimetres apart. By taking good care of...
  31. AccessAgriculture Training Video In semi-arid West Africa, farmers and herders explain why and how trees and livestock play a crucial role in obtaining a productive soil and crop. In Niger and Ghana this is one of the strategies of integrated striga and soil fertility management that has a...
  32. AccessAgriculture Training Video In this video you can learn all about nutrients, soil structure, organic matter and how to maintain fertile soil. All this will allow you to keep on cultivating your land and producing healthy crops. Ateso Chichewa English French Kiswahili Luganda Lugbara Luo...
  33. Regeneration International is a 501(c)(3) nonprofit dedicated to building a global network of farmers, scientists, businesses, activists, educators, journalists, governments and consumers who will promote and put into practice regenerative agriculture and land-use practices that: provide...
  34. 8/11/2018 Session: Climate uncertainty and environmental degradation cause deterioration in nutritional status of rural farm families throughout the tropics. Conservation Agriculture methods allow farmers to adapt to these challenges by building soil quality, lowering the risks of uncertain rainfall, and...
  35. Abstract, Science Advances, 2018 August Agricultural and industrial activities have increased atmospheric nitrogen (N) deposition to ecosystems worldwide. N deposition can stimulate plant growth and soil carbon (C) input, enhancing soil C storage. Changes in microbial decomposition could also...
  36. Source: FAO-UNESCO, Soil Map of the World, digitized by ESRI. Soil climate map, USDA-NRCS, Soil Science Division, World Soil Resources, Washington D.C. Data Aggregation and Reliability: Conversion of the FAO Soil Map of the World to Soil Taxonomy requiring assigning a Suborder to every...
  37. Abstract , 1997 Soil is the habitat of plant roots and of a diverse array of organisms-bacteria, fungi, protozoa and invertebrate animals -which contribute to the maintenance and productivity of agroecosystems. As intensification occurs, the regulation of functions through soil biodiversity is...
  38. 20/4/2001 Soil acidity, or low pH, limits plant growth in many parts of the world. Although low pH can harm plants in many ways, this article will deal only with one of these factors, aluminum (Al) toxicity.Al is the third most abundant element on the earth (after oxygen and silicon), and the most abundant...
  39. 6/2/2018 Speaker Bio: Dr. Tom Thompson is Associate Dean and Director of International Programs in the College of Agriculture and Life Sciences and Professor of Agronomy at Virginia Tech. He earned B.S. , M.S. , and Ph.D. degrees in agronomy and soil science. He was an academic department head at two...
  40. The Journal of Soil Science and Environmental Management (JSSEM)is a peer reviewed journal. The journal is published per article and covers all areasof the subject such as: Biological control of rot-inducing fungi Post harvest losses of rice from harvesting to milling Genetic variability studies...
  41. 3/10/2017 Soils of smallholder farmers are often depleted of organic matter and available soil nutrients, and may also be acidic and/or saline. We will review the causes and extent of these soil-related challenges in the developing world. A variety of possible management responses to these challenges will...
  42. 31/10/2018 This article is from ECHO Asia Note # 36. Soil chemical, physical, and biological properties range from those highly favorable to plant growth to those highly unfavorable to plant growth. It is rare—especially in the tropics—to find a soil in its natural state in which all properties are highly...
  43. 20/1/2011
  44. 31/10/2018 This article is from ECHO Asia Note # 36. Soil chemical, physical, and biological properties range from those highly favorable to plant growth to those highly unfavorable to plant growth. It is rare—especially in the tropics—to find a soil in its natural state in which all properties are highly...
  45. 13/2/2019 Session: Soil degradation and rapid change are faced across Africa, and require attention to both old and new technologies. Over two decades of action research with farmers in Malawi has shown that smallholder food production and nutrition can be improved through biological principles and...
  46. 2/9/2018 A brief video ofChris McDonoughdescribing the issues of soil erosion in black cracking clay soils in Tanzania, showing the importance of conservation farming techniques to help overcome this.
  47. The online Soil Biology Primer is an introduction to the living component of soil and how it contributes to agricultural productivity and air and water quality. The Primer includes chapters describing the soil food web and its relationship to soil health and chapters about soil bacteria, fungi,...
  48. 20/10/2008 When a legume is growing in its native habitat, it is likely that the appropriate bacteria are present in the soil. If nodules are present on the roots, especially along the taproot near the crown, and if the nodules are pink or red inside, then an appropriate bacterial strain is living in the...
  49. Soil health, or the capacity of the soil to function, is critical to human survival. Soil health constraints beyond nutrient limitations and excesses currently limit agroecosystem productivity and sustainability, resilience to drought and extreme rainfall, and progress in soil and water...
  50. Small holder farmers in Africa do not currently have access to fast and reliable soil testing services, and as a result lack the necessary soil information to purchase the correct inputs for increasing their yields. To meet this need in Kenya, we have developed a professional Soil Testing and SMS...
  51. Founded by Dr. Elaine Ingham in 1996,Soil Foodweb Incis dedicated to changing the way the world grows food and how humans treat the Earth's soils. The Soil Foodweb Approach has been used on over 5 Million acres worldwide to dramatically reduce input costs, increase yields and to sequester soil...
  52. 20/12/2013 Soil quality, also known as soil health, is the capacity of the soil to function – how well it fills the roles we need it to, whether in a natural or managed ecosystem. A variety of measures are used to gauge soil health; although we can use these characteristics as indicators of soil quality,...
  53. 20/7/2007 This article takes a fresh look at what is going on in the soil, especially in relation to soil organic matter and the organisms it supports; how this life in the soil is impacted by our land care practices; and how it in turn impacts the productivity of our farms.
  54. Healthy soil is the foundation for profitable, productive, and environmentally sound agricultural systems. By understanding how the soil processes that support plant growth and regulate environmental quality are affected by management practices, it is possible to design a crop and soil management...
  55. 2/5/2019 Session:Soil degradation and rapid change are faced across Africa, and require attention to both old and new technologies. Over two decades of action research with farmers in Malawi has shown that smallholder food production and nutrition can be improved through biological principles and targeted...

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