1. AccessAgriculture Training Video Compost is more powerful than manure. What is less known is that the micro-organisms in compost attack striga seeds in the soil. Compost also decreases the amount of striga that will sprout, and reduces its negative effect on cereal crops. Let us look at how...
  2. AccessAgriculture Training Video In the coastal savanna of West Africa, farmers explain how a mucuna cover crop helped to revive their highly degraded soil, and suppress the noxious weeds Striga and Imperata. They show how to grow it to benefit your maize and cassava, and why discussing land...
  3. AccessAgriculture Training Video In this video, we will learn about a solution that boosts the crop’s growth, and at the same time protects the crop from pests and diseases. Soil contains many kinds of living things, including microbes that enrich the soil, and protect plants from diseases....
  4. 关键资源 2014-01-01 In order to achieve high levels of agricultural productivity in the tropics at the lowest possible economic and ecological costs, we need to properly understand the relationship between nutrients in the soil and crop productivity. For this to happen, the current understanding needs to change. The...
  5. This article is from ECHO Asia Note # 36. 介绍 土壤化学、物理学和生物学特征把土壤划分为高度适宜植物生长到高度不适宜植物生长。非常罕见能找到所有属性都高度适宜植物生长的原生土壤,尤其是在热带。但是,只要有充分的土壤厚度来提供一个足够深度和排水良好的根系区域,相应的改良和土壤属性管理能让几乎所有的土壤变得合适植物生长。甚至是自然状态下不肥沃的土壤和保水性特别低的土壤在合适的管理和投入之后都能有非常高的农作物产量。 土壤对植物生长的不利影响必须通过改良剂、物理处理(耕作)、改变土壤管理行为或这三种方式的组合来消除。例如,土壤板结只能通过翻耕土壤,...
  6. 关键资源
    2009-01-20 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...
  7. 2010-01-01 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. 1985-01-01 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...
  9. 关键资源 2016-09-28 Farmers in many parts of the world, because of human population growth, have little choice but to crop their land continuously, with scarce resources to replace nutrients withdrawn by each successive crop. Crop residues are often lost as a source of organic matter and mulch, usually through...
  10. Small holder farmers and practitioners from Tanzania share agroecology best practices to improve soil fertility. English Subtitles