Herbicide© Tim Scrivener

This month’s Pesticide Watch article focuses on changes to key grassweed herbicide Crawler, with some minor crops lost from the label, along with a reduction in the total dose allowed in the season.

Vegetable growers will need to make note of significant alterations to fungicide product Nativo conditions of use, with leeks removed from the label, a reduction in maximum total dose and a new 12m non-reduction buffer zone.

See also: Avoid fines with grower guide to pesticide label changes

Finally, popular cereal and oilseed rape fungicide Prosaro has also had changes to the dose and frequency of application to all crops on the label, with implications for Lerap calculations.

Crawler

Product (s)

Crawler

Use

Herbicide

Active ingredient(s)

carbetamide

Old Mapp number

11840

New Mapp number

16856

Label changes

  • Crops removed: Cabbage, cabbage (seed), collard, fodder rape (seed), kale (seed), lucerne, red clover, sainfoin, sugar beet, swede (seed), turnip (seed), white clover
  • Total dose reduced from 3.5kg/ha to 3kg/ha

Use up date

  • Sold through distributors until 30 November 2015
  • Use or dispose of by 30 November 2016

Sentinel says

“Although only specialist crops have been lost off the label, which don’t represent a large share of carbetamide use, they are more options lost. With the change in total dose, ensure you are applying the correct rate of product to correspond with the label.”

Nativo

Product

Nativo 75WG

Use

Fungicide

Active ingredient(s)

tebuconazole + trifloxystrobin

Old Mapp number

13057

New Mapp number

16867

Label changes

  • Leeks removed
  • Brussels sprouts and cabbage maximum total dose reduced from 1.2kg/ha to 720g/ha 12m non-reduction buffer zone adjacent to water on all crops (previously no buffer) Carrots otherwise unchanged

Sentinel says:

“There are some major differences between the old and new MAPP numbers, so check the label before application. Growers should note the  12m buffer zone extends to 30m if you aren’t using 3* rated Lerap nozzles.”

Prosaro

Product (s)

Prosaro

Use

Fungicide

Active ingredient(s)

Prothioconazole + tebuconazole

Old Mapp number(s)

12263

New Mapp number(s)

16732

Label changes

Maximum individual dose now 1litre/ha for all crops and maximum number of treatments now two per crop

Use up date

Sold through distributors until 30 June 2015

Use or dispose of by 30 June 2016

 

Sentinel says

“A reduction in maximum individual dose will mean an adjustment to the Lerap calculations.”

 


Pesticide label changes

Gatekeeper logoTo help you keep up with product label changes, Crops is working with Gatekeeper agronomists to highlight key Mapp number changes and what the potential implications, helping keep you on the right side of the law and aid with on-farm record keeping.

Sentinel is a decision support tool linked to Gatekeeper crop management software, a programme that helps arable farmers with record-keeping and legislation issues. For more details visit www.farmade.com or call 01594 545 011.