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2. Preemergent herbicide - Wikipedia

   en.wikipedia.org/wiki/Preemergent_herbicide

   A pre-emergence spray of herbicide being added onto a field of oilseed rape. 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]

3. Trifluralin - Wikipedia

   en.wikipedia.org/wiki/Trifluralin

   Trifluralin is a common pre-emergent selective herbicide, a dinitroaniline. With about 14 million pounds (6,400 t) used in the United States in 2001, [3] and 3–7 million pounds (1,400–3,200 t) in 2012, [4] it is one of the most widely used herbicides. Trifluralin is also used in Australia, [5] and New Zealand, [6] previously in the EU.

4. Pendimethalin - Wikipedia

   en.wikipedia.org/wiki/Pendimethalin

   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.

5. The 11 Best Weed Killers for Destroying Invasive Plants - AOL

   www.aol.com/1-best-weed-killers-destroying...

   Applying pre-emergent weed killers or herbicides may stop some weeds from germinating before they start, but it won’t be long before dandelions and other broad-leaf weeds find a way to rear ...

6. Neil Sperry: It’s time for apply preemergent in Tarrant ...

   www.aol.com/neil-sperry-time-apply-preemergent...

   What folks mistake for crabgrass is actually rescuegrass, a common cool-season grassy weed. Cool-season weeds such as rescuegrass and annual bluegrass (Poa annua) germinate in September, grow ...

7. Dimethyl tetrachloroterephthalate - Wikipedia

   en.wikipedia.org/wiki/Dimethyl_tetrachlorotere...

   Dimethyl tetrachloroterephthalate (DCPA, with the main trade name Dacthal) is an organic compound with the formula C 6 Cl 4 (CO 2 CH 3) 2.It is the dimethyl ester of tetrachloroterephthalic acid, used as a preemergent herbicide with the ISO common name chlorthal-dimethyl.