Jamaica ARB PPE study materials
Jamaica ARB PPE study resources

Jamaica ARB PPE flashcards

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32 cards. Read the term and the definition here. The deck at the top of this page is optional.

Pesticides Act 1975
The principal Jamaican statute governing pesticide registration, import, sale and use, administered by the Pesticides Control Authority under the Ministry of Health and Wellness.
PCA registration requirement
No pesticide may be imported, sold, distributed or used in Jamaica unless it is registered with the Pesticides Control Authority; unregistered products are subject to seizure and prosecution.
Restricted-use pesticide
A product designated by the PCA because of acute toxicity, environmental hazard or special handling needs; only licensed applicators may purchase or apply it.
Label active ingredient statement
The label must show the common and chemical name, the active ingredient concentration and the formulation type, such as EC, WP or SC.
Pre-harvest interval (PHI)
The minimum number of days between the last pesticide application and harvest, stated on the label to keep residues below the maximum residue limit.
Re-entry interval (REI)
The minimum time after application before workers may enter the treated area without protective equipment, as stated on the label.
SDS Section 4
The first aid section of the safety data sheet, giving measures after inhalation, skin contact, eye contact and ingestion, and the advice to show the SDS to a physician.
SDS Section 8
The exposure controls section, giving the occupational exposure limit, the required respiratory, hand and eye protection, and the engineering controls.
SDS Section 9
The physical and chemical properties section, giving flash point, pH, solubility, vapour pressure and density, which guide storage and compatibility decisions.
Economic threshold
The pest density at which the cost of control equals the value of the crop loss avoided; treatment is justified only above this level.
IPM hierarchy
The order of control: prevention, then monitoring, then biological, physical and cultural measures, with chemical control as the last resort.
Emulsifiable concentrate (EC)
A formulation of active ingredient in organic solvent with an emulsifier that forms an emulsion in water; it needs agitation and can be phytotoxic.
Wettable powder (WP)
A powder with active ingredient, wetting agent and filler that forms a suspension in water; it settles and requires constant agitation.
Suspension concentrate (SC)
A stable suspension of solid active ingredient particles in water, containing less solvent than an EC and requiring agitation during application.
Jar test
A field check of physical compatibility: mix the products at field rates in the correct order in a clear jar and look for flocculation, separation or heat.
Tank mix order
Fill the tank half full, add WP or WG first, then SC, then EC, then adjuvants, with agitation between each addition.
Spray rate formula
Application rate in L/ha equals nozzle output in L/min multiplied by 600, divided by speed in km/h multiplied by swath width in metres.
Nozzle output formula
Nozzle output in L/min equals rate in L/ha multiplied by speed in km/h and swath width in m, divided by 600.
Nozzle replacement rule
Replace a nozzle when its measured output differs from the manufacturer's rated flow by more than 5 to 10 percent, because wear increases flow and overdoses.
Dermal exposure
The main route of pesticide absorption in agricultural work; coveralls, chemical-resistant gloves and boots are the first line of protection.
Respirator fit check
A check performed before each use to confirm the seal between the respirator and the face; a fit test is repeated annually.
Buffer zone
The label-stated distance between the application area and water bodies, wells, drains or sensitive areas, intended to prevent contamination by drift and runoff.
Bee hazard statement
The label warning that the product is toxic to bees, requiring application in the evening and avoidance of flowering crops during foraging hours.
Triple rinse procedure
Fill the empty container one-quarter full with water, cap, shake for 30 seconds and pour the rinse water into the spray tank; repeat three times.
Pesticide store requirements
The store must be lockable, ventilated, dry, cool, well lit, away from food, feed, seed and water sources, and hold a spill kit and fire extinguisher.
Atropine antidote
The antidote given by medical personnel for organophosphate and carbamate poisoning; pralidoxime (2-PAM) is also used for organophosphate poisoning.
Skin decontamination
Remove contaminated clothing and wash the skin with plenty of soap and water for at least 15 minutes, then seek medical advice.
Spray record content
Date, field, crop, pest, product, active ingredient, rate, volume, area, applicator, weather, pre-harvest interval and mode-of-action code.
Mode-of-action rotation
Rotating pesticide modes of action using the IRAC, FRAC or HRAC codes so that the same code is not applied twice in succession against one pest.
Maximum residue limit (MRL)
The maximum permitted pesticide residue in or on produce at harvest, set for domestic and export markets; the pre-harvest interval keeps residues below it.
WHO hazard classification
A system that assigns pesticides to classes Ia, Ib, II, III or U using oral and dermal LD50 and inhalation LC50 values, reflected in the label signal word.
LD50
The dose of a substance that kills 50 percent of test animals; a lower LD50 indicates higher acute toxicity.