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Preemergent herbicides are a form of chemical weed control which prevent germinated weed seedlings from becoming established. In some areas of the world, they are used to prevent crabgrass from appearing in lawns. [1] Preemergent herbicides are applied to lawns in the spring and autumn, to prevent the establishment of weed seeds. They will not ...
Pages in category "Preemergent herbicides" The following 18 pages are in this category, out of 18 total. This list may not reflect recent changes. ...
Dinitramine is a preëmergent dinitroaniline herbicide incorporated into soil to control weeds for months after. [2] [3] It is no longer approved in the U.S.A., and is not in the European Union, [4] though in Iran it has been used to control annual grasses and broadleaf weeds in cotton and soybeans, [5] as it was in the U.S. as of 1975, [6] where it was also used on sunflower.
Pre-emergent herbicides are applied to the soil and prevent germination or early growth of weed seeds. In agriculture large scale and systematic procedures are usually required, often by machines, such as large liquid herbicide 'floater' sprayers, or aerial application .
Shqip; Simple English; Slovenčina; Српски / srpski; ... Preemergent herbicides (18 P) S. Sulfonylurea herbicides (5 P) Systemic herbicides (5 P) Pages in ...
Chlornidine is a preemergent herbicide.It is a dinitroaniline used in China [3] and India [4] on soybeans, corn, cotton, sorghum, and peanuts. [1]It is similar to other dinitroanilines and inhibits the emergence of soybeans less than any other dinitroaniline, though it had unimpressive control of velvet-leaf and giant foxtail.
Butralin is a preemergent herbicide used to control suckers on tobacco in the United States, [4] [5] Australia, [6] Mozambique and, for food crops also, China. [7] It is a dinitroaniline, first registered in the US in 1976. [8] It was used in the EU until a ban in 2009 due to its exotoxicity. [7] [9]
Dithiopyr is a preemergent herbicide for crabgrass control in turf and ornamental grasses. It is effective on 45 grassy and broadleaf weeds. [1] Dithiopyr inhibits root growth of susceptible weeds as well as turf grass and thus should be used only on established turf with a well-developed root system.
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