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Atrazine is a chlorinated herbicide of the triazine class. [2] It is used to prevent pre-emergence broadleaf weeds in crops such as maize (corn), [3] soybean [3] and sugarcane and on turf, such as golf courses and residential lawns.
In 1985, scientists at FMC Corporation filed patents on a new class of herbicides containing a triazolinone ring. [5] Sulfentrazone was subsequently developed for market under the code number F6285, with first sales in 1991 [6] and achieving registration in the US in 1997, branded Authority. [7]
Poa annua, or annual meadow grass (known in America more commonly as annual bluegrass or simply poa), is a widespread low-growing turfgrass in temperate climates. Notwithstanding the reference to annual plant in its name, perennial bio-types do exist. [2] This grass originated as a hybrid between Poa supina and Poa infirma. [3]
Atrazine is used on many U.S. crops, including corn and sugarcane. It has been banned in the European Union and several other countries and has been found to disrupt the endocrine system.
Beneficial weeds can accomplish a number of roles in the garden or yard, including fertilizing the soil, increasing moisture, acting as shelter or living mulch, repelling pests, attracting beneficial insects, or serving as food or other resources for human beings.
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