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Common names include Santa-Maria, [2] Santa Maria feverfew, [3] whitetop weed, [4] and famine weed. [5] In India, it is locally known as carrot grass, congress grass [6] or gajar ghas or dhanura. [7] It is a common invasive species [8] in India, [9] Australia, and parts of Africa. [5] Pollen grains of Parthenium hysterophorus
Phytophotodermatitis, also known as berloque dermatitis, [1] [2] [3] margarita photodermatitis, [4] [5] lime disease [6] or lime phytodermatitis [6] is a cutaneous phototoxic inflammatory reaction resulting from contact with a light-sensitizing botanical agent (such as lime juice) followed by exposure to ultraviolet A (UV-A) light (from the sun, for instance).
Testing revealed that chickens fed with a variety of vitamin B12 produced with the residue of a specific antibiotic grew 50% faster than chickens fed with B12 from a different source. [2] Further research confirmed that antibiotic use improved chicken health, resulting in increased egg production, lower mortality rates, and reduced illness.
A noxious weed, harmful weed or injurious weed is a weed that has been designated by an agricultural or other governing authority as a plant that is harmful to agricultural or horticultural crops, natural habitats or ecosystems, or humans or livestock. Most noxious weeds have been introduced into an ecosystem by ignorance, mismanagement, or ...
According to the Center for Disease Control and Prevention, H5N1 is "widespread in wild birds worldwide and is causing outbreaks in poultry and U.S. dairy cows" across the United States. There ...
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An obvious side effect of using a chemical meant to kill is that one is likely to kill more than just the desired organism. Contact with a sprayed plant or "weed" can have an effect upon local wildlife, most notably insects. A cause for concern is how pests, the reason for pesticide use, are building up a resistance.
Alachlor is a controlled substance under Australian law and is listed as a Schedule 7 (Dangerous Poison) substance. Access, use and storage are strictly controlled under state and territory law. [10] Since 2006, use of alachlor as a herbicide has been banned in the European Union. [1]