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Simazine is an off-white crystalline compound which is sparingly soluble in water. It is a member of the triazine-derivative herbicides, and was widely used as a residual non-selective herbicide, but is now banned in European Union states. [2] Like atrazine, a related triazine herbicide, it acts by inhibiting photosynthesis. It remains active ...
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. It is also used to control brush and bracken in pastures, as well as controlling legumes and cacti.
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Map of the Missouri River watershed The White River flowing into the Missouri River and coloring it with clay. Tributaries of the Missouri River, a major river in the central United States, are listed here in upstream order. These lists are arranged into river sections between cities or mouths of major tributaries for ease of navigation.
The Missouri River Valley outlines the journey of the Missouri River from its headwaters where the Madison, Jefferson and Gallatin Rivers flow together in Montana to its confluence with the Mississippi River in the State of Missouri. At 2,300 miles (3,700 km) long the valley drains one-sixth of the United States, [1] and is the longest river ...
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As of 2023, 58 weed species have developed glyphosate resistance. [70] Weeds resistant to multiple herbicides with completely different biological action modes are on the rise. In Missouri, 43% of waterhemp samples were resistant to two different herbicides; 6% resisted three; and 0.5% resisted four. In Iowa 89% of waterhemp samples resist two ...