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Locoweed (also crazyweed and loco) is a common name in North America for any plant that produces swainsonine, an alkaloid harmful to livestock.Worldwide, swainsonine is produced by a small number of species, most of them in three genera of the flowering plant family Fabaceae: Oxytropis and Astragalus in North America, [1] and Swainsona in Australia.
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 ...
The triketone herbicides were found to be effective on a wide range of commercially-important weed species and to have both pre- and post-emergence activity. [9] Mesotrione was chosen for development (by Zeneca Agrochemicals under the code number ZA1296) because it controls a wide range of broad-leaved weeds that compete with maize and can also suppress some annual grass weeds that may be ...
High doses cause acute respiratory syndrome , with death approximately 12 to 48 hours after consumption. [7] Caged birds seem to be more sensitive to the effects of persin, whereas, for example, turkeys and chickens seem more resistant. [7] Lactating rabbits and mice: non-infectious mastitis and agalactia after consumption of leaves or bark.
Weed killers or herbicides are made with chemicals that can be harmful to people, wildlife, and the environment. There are several factors to consider before you start applying herbicides ...
Even the non-active ingredients that are often assumed to be non-toxic can be the very toxic ingredient that causes harm. Perhaps, the most commonly seen issue with pesticides is their effect on pollinators. [8] While designed to kill pests, these chemicals also tend to kill or damage the very creatures that keep agriculture going.
E. plantagineum contains pyrrolizidine alkaloids, so is poisonous to nonruminants. [10] [11] When eaten in large quantities, it causes reduced livestock weight, and death in severe cases, due to liver damage. [7] Paterson's curse can also kill horses, [12] and irritate the udders of dairy cows and the skin of humans.
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