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In the 1970s, a number of agrochemical companies were working to develop new herbicides to be complementary to the auxin phenoxyacetic acid types such as 2,4-D, which had activity on broad-leaved weeds but were safe to grass crops such as the cereals. Thus the aim was to find materials which would selectively control grass weeds in broad-leaved ...
Roundup was the first glyphosate-based herbicide, developed by Monsanto in the 1970s. It is used most heavily on corn, soy, and cotton crops that have been genetically modified to be resistant to the herbicide. Some products include two active ingredients, such as Enlist Duo which includes 2,4-D as well as glyphosate. As of 2010, more than 750 ...
According to Ian Heap, a weed specialist, who completed his PhD on resistance to multiple herbicides in annual ryegrass (Lolium rigidum) in 1988 [189] – the first case of an herbicide-resistant weed in Australia [190] – by 2014 Lolium rigidum was the "world’s worst herbicide-resistant weed" with instances in "12 countries, 11 sites of ...
Here are six products from Home Depot that will help you reduce your utility bills this winter. ... Price: $19.98. You’ll be keeping the lights on more with winter’s shorter days. Switching to ...
As of 2009, sales of Roundup herbicides still represented about 10 percent of Monsanto's revenue despite competition from Chinese producers of other glyphosate-based herbicides. [2] The overall Roundup line of products represented about half of Monsanto's yearly revenue in 2009. [3] The product is marketed to consumers by Scotts Miracle-Gro ...
In the United States, Johnson grass is listed as either a noxious or quarantined weed in 19 states. [6] With Sorghum bicolor it is a parent of Sorghum × almum, a forage crop also considered a weed in places. [7] It is named after an Alabama plantation owner, Colonel William Johnson, who sowed its seeds on river-bottom farm land circa 1840. The ...
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