வளங்கள் Tagged: Weeds

30 items found (Showing 1 - 10)

  1. Making Aquatic Weeds Useful: Some Perspectives for Developing Countries

    Key Resource 01-01-1976 Perspectives for developing countries for controlling aquatic weeds and using them to best advantage, especially those methods that show promise for less-developed countries. ASIN:B001988YC8
    Botany-Economic Aquatic Weeds Aquatic weeds-Econ... Weeds

  2. Weed Science: Principles and Applications

    25-05-2007 Weeds are the pioneer plants of disturbed soils and can adversely affect the use, economic value, and aesthetic aspect of the lands and waters they infest. Knowledge of the major mechanisms of weed survival is essential for developing effective methods of weed control to maximize the use and...
    Herbicides Weeds Weed Control

  3. Guide to the naturalized and invasive plants of Southeast Asia

    20-01-2017 Despite the significant impacts of alien plant species (IAS), there has not been a concerted effort to tackle the problem across the region. This can mainly be ascribed to a lack of policy, little awareness and limited capacity at a national and regional level. The UN Environment-Global...
    Invasives Invasive Species Introduced Species Mapping Monitoring Weed Control Weeds Asia

  4. Guide to the naturalized and invasive plants of Eastern Africa

    20-01-2017 Both in Ethiopia and in the countries of East Africa, the continuing proliferation and spread of invasive alien species (IAS) is now recognized as a serious problem, which needs to be addressed. While this situation has improved dramatically over the past 10 years, further progress has been...
    Invasives Aquatic organisms Aquatic Weeds Introduced Species Invasive Species Weed Control Weeds East Africa

  5. Guide to the naturalized and invasive plants of Laikipia

    20-01-2017 Cradled between the Aberdare Mountains and Mount Kenya, Laikipia County is a land-use model for arid and semi-arid lands in Kenya. Its unique combination of large-scale ranches and community-owned lands host wildlife populations unrivalled in other parts of Kenya. Laikipia hosts the highest...
    Invasives Invasive Species Introduced Species Weed Control Weeds Monitoring East Africa

  6. What Makes A Weed A Weed

    Ralph Waldo Emerson described a weed as a plant whose virtue has not yet been discovered. And when you’re hoeing or pulling weeds, it definitely can be a challenge to find anything virtuous about them. Those that are the peskiest and most hated thrive in places you don’t want them to be, whether...
    Weeds

  7. USDA Invasive Species Information Center

    TheNational Invasive Species Information Center (NISIC)was established in 2005 atUSDA'sNational Agricultural Library (NAL)to meet the information needs of users including theNational Invasive Species Council.Executive Order 13112established the Council in 1999. NISICmanages the...
    Invasive Species Weeds

  8. Weed Science Society of America

    The Weed Science Society of America, a non-profit professional society, promotes research, education, and extension outreach activities related to weeds; provides science-based information to the public and policy makers; and fosters awareness of weeds and their impacts on managed and natural...
    Weed Control Weeds

  9. Edible Wild Plants

    Wild Food Weeds Edible Weeds

  10. Integrated Weed Management (IWM)

    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...
    Weed Control Weeds