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Pendimethalin protects crops like wheat, corn, soybeans, potatoes, cabbage, peas, carrots, and asparagus. It is used to control annual grasses and certain broadleaf weeds which interfere with growth, development, yield and quality of agricultural and horticultural crops by competing on nutrients, water and light.
Monsanto developed and patented the use of glyphosate to kill weeds in the early 1970s and first brought it to market in 1974 under the Roundup brandname. [27] [28] While its initial patent [29] expired in 1991, Monsanto retained exclusive rights in the United States until its patent [30] on the isopropylamine salt expired in September 2000. [31]
A variety of sectors use products containing 2,4-D to kill weeds and unwanted vegetation. In agriculture, it was the first herbicide for selective killing of weeds but not crops. It has been used since 1945 [29] to control broad-leafed weeds in pastures, orchards, and cereal crops such as corn, oats, rice, and wheat. [30]
Dicamba use in the US in 2019. Usage has substantially increased since dicamba was approved for use over dicamba-resistant GMO crops in 2016. Dicamba is a selective and systemic herbicide that kills annual and perennial broadleaf weeds. [10] Its primary commercial applications are weed control for grain crops and turf areas.
Very little pollen from trees, grasses, and weeds would make it into honey, Dr. Owens says. “Many of the aeroallergens that cause symptoms in individuals are transmitted by wind; the allergens ...
Flame weeding and thermal weeding - Using heat to kill weeds. Mulching - Blocking weed emergence with organic materials, plastic films, or landscape fabric. [61] Some naturally sourced chemicals are allowed for herbicidal use. These include certain formulations of acetic acid (concentrated vinegar), corn gluten meal, and essential oils.