Chapter 18 Insecticides

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Dusts

applied with dusters, can be blown around

Granules

come in the form of small pellets and are spread on soil, either penetrate soil or fumigate in insects

Chlorinated Hydrocarbon

contains large chemicals that have long residual control

Organophosphates

contains some chemicals most toxic to warm-blooded animals, absorbed through skin

Organic Compound

derived from plants

Carbamates

group of synthetic organisms that contain some of the safest insecticides out there

Aerosols

in pressurized cans, usually used on small insects

Timing Insect Control

insects must be killed when actively feeding or moving about the plant

Contact Poison

kills an insect when they come in contact with this

Larger Dusters, Sprayers, and Granular Application

large scale application of sprays, dusts, and granules

Emulsifiable Concentrates

liquids that are mixed with water similar to wettable powders

Identifying Insect Damage

look for insects

Inorganic Compound

of mineral origin, usually a stomach poison, Ex: Lead

Plants as Insect Repellents

plants can be used to prevent attacks by insects

Baits

poisonous materials that attract insects

Spikes

pushed into the soil around the plants

Organic Gardener

relating to, produced with, or based on the use of fertilizer of plant or animal origin without employment of chemically formulated fertilizers or pesticides

Applying Proper Amount

requires calibration of sprayers and dusters

Wettable Powder

similar to dusts but more are more concentrated so they have to be diluted

Chemical Sterilant

use of gamma radiation to sterilize insects

Hand-Operated Dusters and Sprayers

used in greenhouses and on school grounds

Synthetic Organic Compound

very effective against insects but toxic to humans, not found naturally

How many chemical makeups of insecticides are there?

3

Repellents

Doesn't kill the insects, drives them away

Systemic Poison

Enters plant sap and kills the insect when they suck sap out

Fumigants

Gas or fumes that kill the insect after entering it's system through breathing pores

Stomach Poison

Insect must chew their food for this to work

Attractants/Pheromones

Lures insects to their death

Insect

a small animal with 3 clearly defined body parts and 3 pairs of legs


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