Straightforward weed control

A wish list might be a wide weed spectrum, flexible post-emergence timing, convenient to fit around the clethodim spray, and help with blackgrass control.

How does the Clearfield® system deliver?

  • Wide weed spectrum? Yes, it controls the common broad-leaved weeds + brassica weeds + volunteer cereals + volunteer rape. There is also observed field activity against ryegrass, bromes, wild oats.
  • Flexible post-em timing? Yes. Safe, flexible crop timing (cotyledon to 8 true leaves) and flexible weed timing of 1-4 leaves on broad-leaved weeds and 2-3 leaves of grasses.
  • Convenient to fit around the clethodim spray? Fitting in 2 post-em sprays can be tricky but flexible crop timing helps.
  • Help with blackgrass control? Clearfield® herbicides will not give adequate control of blackgrass; use your standard programme against this.

Clearfield® herbicide recommendation

Application: Good foliar uptake is important. Always include Dash® HC which aids spread and uptake. Achieve adequate cover with 100 litres water/ha and a medium spray. Allow a minimum of 2 hours to become rain-fast.

Rates: Cleranda® 2.0l/ha + Dash® HC 1.0l/ha or Cleravo® 1.0l/ha + Dash® HC 1.0l/ha.

The following weeds can grow away quickly, so we recommend a maximum weed size for application: Crane’s-bill spp: 2 leaves. Runch: 3 leaves. Mayweed spp 4 leaves. Poppy 4 leaves.

Clearfield® herbicides should only be used on Clearfield® varieties (name has CL suffix).

On the non-Clearfield® crops, how do the DMTA-p herbicides deliver?

  • Wide weed spectrum? Yes, excellent broad-leaved weed control. Either use it solo or at reduced rate with a possible follow-up of Belkar or Astrokerb.
  • Flexible post-em timing? No. But the risk share programme helps mitigate the need for early use.
  • Convenient to fit around the clethodim spray? Yes! Plenty of room.
  • Help with black-grass control? Herbicides containing DMTA-p remove 50-80% of blackgrass before the clethodim spray, with low resistance risk actives. A multi-pronged grassweed programme is becoming increasingly important.

Use plant protection products safely. Always read the label and product information before use. For further product information including warning phrases and symbols refer to www.agricentre.basf.co.uk .

For further information, please do not hesitate to contact your local BASF Agronomy Manager or the BASF Technical Services Hotline: 0845 602 2553.

InVigor®, Clearfield®, Katamaran® Turbo, Cleranda® and Cleravo® are registered trademarks of BASF. Cleranda® contains imazamox and metazachlor. Cleravo® contains imazamox and quinmerac. Katamaran® Turbo contains dimethenamid-p, metazachlor and quinmerac.

 Sarah Middleton

Sarah Middleton

BASF plc

Market Manager, Seeds

Agricultural Solutions

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