Pesticides

1
Pesticides

• Substances that kill pests

2
Types of pesticides

• About 900 active ingredients in 20,700 products
  currently sold in world markets
• Insecticides kill insects
• Fungicides kill fungi
• Herbicides kill weeds
• Nematicides kill nematodes
• Rodenticides kill rodents (mice, rats)
• Molluscicides kill molluscs (snails, slugs)
• Microbicides kill microbes

3
Types of insecticides

• Plant extracts (nicotine, pyrethrum, neem, etc)
• Microbial extracts (BT,abamectin, sphinosad)
• Insect growth regulators (hexythiazox, etc)
• Chlorinated hydrocarbon (DDT, Aldrin, etc)
• Organophosphates (chlorpyrifos, diazinon,
  dimethoate, etc)
• Carbamates (many)
• Synthetic pyrethroids (cypermethrin,
  deltamethrin, etc)
• Chloro-nicotinyl (imidacloprid, thiacloprid, etc)
• Other new types (few)

4
Types of fungicides

• Inorganic (copper, sulfur, Bordeaux mix)
• Azole (difenoconazole, triadimefon, etc)
• Strobin (kresoxym-methyl, trifloxystrobin, etc)
• Dithiocarbamate (mancozeb, metiram, etc)
• Benzanoid (metalaxyl, etc)
• Others