Many herbicides are applied directly to the soil with the hope that these will control weeds for a desired period and then dissipate to leave the soil uncontaminated. Herbicides which are applied to the standing weeds also eventually reach the soil as run-off from the foliage as well as during the decomposition of the dead weeds. In either case, a [...]
In this article we will discuss about the herbicides used in plantations of India. In India, plantation crops like tea, coffee, and rubber are infested with difficult weeds like Chromolaena odorata (= Eupatorium odoratum), Imperata cylindrica, Pennisetum clandestinum, Paspalum conjugatum, Mikania micrantha, and Oxalis spp., besides several other common weeds. Among the parasitic weeds, dodder (Cuscuta spp.) is common in [...]
In this article we will discuss about the harmful effects of weeds. Learn about the harmful effects of weeds on: 1. Agriculture 2. Animal Husbandry 3. Human Health 4. Aquatic Ecosystems 5. Industry and Public Utilities 6. Woodlands and Forests. 1. Weed Menace in Agriculture: i. Weeds Reduce Crop Yields and Production Efficiency: Growing with the crop plants, weeds cause [...]