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  1. Weeds are important biotic constraint to food production. Weeds compete with crops for the same resources, basically water, nutrients, light and carbon dioxide. Furthermore, they are alternate hosts for crop pests and pathogens. Moreover, some of them lack autotrophy and fully develop only by...
     
  2. 2018-08-08 Session: African Witchweeds and Their Relatives—Biology, Sanitation, and Control Biographical Information: Lytton John Musselman is Mary Payne Hogan Distinguished Professor of Botany at Old Dominion University and has researched Striga as a Fulbright Professor at the University of Khartoum; as a...  
  3. 2016-07-11 Recently, ECHO East Africa Regional Impact Center Director Erwin Kinsey and Technical Research Coordinator Bob Hargrave received a request from an ECHO network member to identify and propose control methods for a “new weed that is spreading and smothering trees and hedges.”  
  4. Session:African Witchweeds and Their Relatives—Biology, Sanitation, and Control Biographical Information:Lytton John Musselman is Mary Payne Hogan Distinguished Professor of Botany at Old Dominion University and has researched Striga as a Fulbright Professor at the University of Khartoum; as a...  
  5. Key Resource
    2019-03-21 This Technical Note provides an overview of parasitic plants of agricultural significance in Africa. Parasitic weeds cause drought stress and stunted crops. Affected plants include cereal grains (e.g., sorghum [Sorghum bicolor] and maize [Zea mays]) and grain legumes (e.g., cowpea [Vigna...  
  6. 2002-10-01 A habitat management system to control stemborers and striga has been developed by the International Centre of Insect Physiology and Ecology (ICIPE), along with Kenya’s Ministry of Agriculture, the Kenya Agricultural Research Institute (KARI), and IACR-Rothamsted of the UK. The system is called a...  
  7. Key Resource
    2010-01-01 For many years, conventional Western forestry methods have been applied, and exotic tree species promoted in Sahelian countries in order to combat desertification. Large and small projects were commissioned to curtail the assumed southward movement of the Sahara desert, but few made any lasting...  
  8. Key Resource
    2010-01-01 Farming communities in the semi-arid tropical regions of Africa are becoming particularly vulnerable and face enormous challenges for their survival. Climate change, diminishing and unreliable rainfall, traditional mono culture cropping farming practices, high population growth, frequent famines...  
  9. Weeds are important biotic constraint to food production. Weeds compete with crops for the same resources, basically water, nutrients, light and carbon dioxide. Furthermore, they are alternate hosts for crop pests and pathogens. Moreover, some of them lack autotrophy and fully develop only by...  
  10. 2019-02-12 Session: The presenter will highlight serious, new invasive weeds and their control. Recent data shows more than 150 Invasive Alien Species (IAS) in Tanzania, making it the most vulnerable country in East and Central Africa. The number of IAS is expected to increase due to increases in tourism...