Weed and its management: A major threats to crop economy

Weeds are spreading faster and creating serious problems throughout world with increasing population. Change in climate poses further challenge for weed management. Weeds have major environmental, economic and social impacts; triggering damage to natural agricultural lands, waterways, landscapes and coastal areas. The economic loss due to weeds is in thousand billions globally per annum. Many measures and methods are in existence to manage the weeds and their effects. The early detection and eradication is the prevention method and most effective means of weed control. Integrated weed management could be the damage control tool for upcoming years.