Acelepryn 
A make of insecticide, with the active ingredient Chlorantraniliprole, which has been used for the control of chafer grubs and leatherjackets. Following the withdrawal of Imidacloprid for the control of Chafer Grubs in 2016 and Chlorpyrifos earlier in 2015 for the control of leatherjackets, there was no chemical approved for such use to control these insect pests in the UK. An initial Emergency Authorisation was granted for the use of Acelepryn in June 2018 (to be used by no later than 30th September 2018 only) for the control of chafer grubs and leatherjackets on golf course greens and tees,
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Algolite
A biocide for use on hard surfaces, as well as artificial sports surfaces, for the control of algae and moss. It contains Didecyldimethyl ammonium chloride (9.9% w/w) and has an application concentrate rate of 1-2 litre per 100m². It is supplied by Rigby Taylor and manufactured by Mascot Checmicals.
Approved Product
A product which has been approved by a regulatory authority for use on a defined area. This mainly relates to the use of Plant Protection Products (pesticides), which have been approved for use on defined areas which are stated in a Crop Definitions List. It is illegal to store or use a product which is not currently approved, this includes one which has been disapproved, i.e. having had its approval status withdrawn.
Ballad
A product name for an insecticide that contained the active ingredient chlorpyrifos for the control of frit fly and leatherjackets but is no longer approved for use.
Basamid
A product name for an pesticide that contained the active ingredient dazomet, which fumigated soil when preparing it for seeding or turfing for the control of insect grubs and earthworms, as well as fungi, weeds and weed seeds, but is no longer approved for use.
Biopesticide
A biological control agent (a biological pesticide) used as part of an Integrated Pest Management approach to pest control. An example is the ‘Leatherjacket & Ant Control ¯ Steinernema feltiae' product from Agrigem which includes nematodes as the controlling agent.
Blockade
A material used to treat Black Layer, available as either liquid (LX) or granular (G2000). It contains activated carbon which helps to adsorb undesirable concentrations of methane and hydrogen sulphide within a soil. The inclusion of a soil penetrant and bio-stimulant in the material aids effective and sward recovery. It can also be used to treat oil spillages on turf surfaces. It is supplied by Rigby Taylor.
Bordeaux Mixture
A mid-20th Century fungicide that was used for the control of fusarium patch and red thread diseases; being used in conjunction with Malachite Green. It is no longer legal to use this material in the UK (after 2015) because it polluted soil and water courses, being harmful to earthworms (and birds which would accumulate the substance form eating earthworms), as well as aquatic life. It consisted of copper sulphate and calcium oxide (hydrated lime or quicklime), with copper build-up being the harmful accumulating element. The mixture was originally produced in the French region of Bordeaux, hence the name.
Carbaryl
A contact insecticide which was used for the control of earthworms, as well as some insects, and which is no longer approved (from 2001) for sale or use in the UK. A product name was Sevin.
Carbon Bisulphide
A chemical compound which was used during the early and mid-20th Century as a pesticide to kill ants in turf, although it was a highly inflammable material.