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S-Ethyl dipropylthiocarbamate (EPTC) is a selective herbicide used for pre-emergent control of certain grasses and broadleaf weeds in Australia and the United States. [3] [4] It was introduced in 1957. [5] EPTC can be applied pre-emergently or post-emergently and its effectiveness does not depend on post-application rainfall.
By far the most frequently used products are formulations for mixing with water then applying as sprays. Water miscible, older formulations include: EC Emulsifiable concentrate; WP Wettable powder; SL Soluble (liquid) concentrate; SP Soluble powder; Newer, non-powdery formulations with reduced or no use of hazardous solvents and improved ...
Nufarm is listed on the Australian Stock Exchange (symbol NUF) and its head office is located at Laverton in Melbourne. [2] As at close on Friday 4 October 2019, its ordinary share capital was valued at AUD$6.49, implying a market capitalisation of AUD$2.45 billion.
To prevent growth of crabgrass, preemergent herbicides must be applied at a critical time. If they are applied to the soil too early, they get washed too deep into the soil or washed away by rainwater. If they are applied too late, the key enzyme inhibited is no longer active. The best control requires a second application about 6–8 weeks later.
[32] [33] Paraquat is a Group L (Aus), D (global), 22 (numeric) resistance class herbicide, which it shares with diquat and cyperquat. [34] One example is the "double knock" system used in Australia. [35] Before planting a crop, weeds are sprayed with glyphosate first, then followed seven to ten days later by a paraquat herbicide.
Sethoxydim is a postemergent herbicide for control of grass weeds in a wide variety of horticultural crops. [1] [2] [3] Sethoxydim is sold under brand names including Poast, [1] [4] Torpedo, Ultima, Vantage, Conclude, and Rezult. It is manufactured by BASF, TopPro, and Monterey Lawn and Garden. [4]
Chemical structure of Dicamba, 3,6-dichloro-2-methoxybenzoic acid. Dicamba drift is a particular problem, as has been recognized since at least 1979. [20] The effects have been noted for many crops: grapes, tomatoes, soybeans. [21] [22] In 2017, Dicamba-resistant soybeans and cotton were approved for use in the US. This new technology worsened ...
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