• Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off
Reading...
Front

Card Range To Study

through

image

Play button

image

Play button

image

Progress

1/123

Click to flip

Use LEFT and RIGHT arrow keys to navigate between flashcards;

Use UP and DOWN arrow keys to flip the card;

H to show hint;

A reads text to speech;

123 Cards in this Set

  • Front
  • Back
  • 3rd side (hint)

Target pest for herbicides

Weeds

Starts with w

Target pest for insecticide

Insects

Target pest for fungicide

Fungi

Target pest for acaricides

Mites, ticks

Target pest for desiccants

Plants to be dehydrated

What are two types of ingredients make up a pesticide formulation?

Active ingredient and inert ingredients

Examples of active ingredients

Glyphosate, carbaryl, propiconazole

Examples of inert ingredients

Solvent or a dry carrier

Soluble powder



Type of formulation. ...........

Dry





Brand x 20G is a


Formula type


% active

Granule


20%

How many pounds of active ingredient is in 10lb of brand XM 50WP?

5lbs

10lb x .5

Brand x 2E type of formulation and active ingredient

Emulsifiable


2 lbs of active ingredient for 1 gallon of product

.......... are highly toxic gases or produce highly toxic gases, requiring special licensing

Fumigants

......... produce a spray of fine pesticide droplets.

Aerosols

......... a chemical that modifies a pesticide physical properties and/or enhances its performance.

Adjuvant

A

List the three utility agent

Compatibility agents, pH buffers, anti-foaming agent

List the four spray modifiers (chemicals)

Drift reduction additives, surfactants, stickers, penetrants

Drift reduction additives do what?

Increase droplet size and reduce drift

Surfactants do what?

Help individual spray droplets spread out on the treated surface

Stickers do what?

Improve pesticide adherence to the treated surface

Penetrates do what?

Improve systemic pesticide penetration into the treated surface.

What are two indications of a physical incompatibility with pesticides?

Pesticides cannot physically mixed together.


Incompatible mixtures may settle, layer, curdle for gel

What are two indications of a chemical incompatibility with pesticides?

Synergism: increased activity or effectiveness as opposed to applying the product separately



Antagonism: decreased activity or effectiveness as opposed to applying the products separately


Starts with S and A

Who is responsible for the failed tank mix when the labels provide no guidance?

Operator

If physical compatibility is a concern what type of test should be performed?

Jar

....... pesticides control some related pest, but not others.

Selective

An example of selective pesticides

2, 4-D to control broadleaf weeds in grasses

......... pesticides control all related pests. Control all Weeds along a fence post.

Non-selective pesticides

An example of a non selective pesticide

Glyphosate to control all weeds along the fence row

The two forms of mobility of pesticides

Contact, systemic

C AND S

........ pesticide does not move within the plant

Contact

......... pesticide moves within the plant.

Systemic

Pesticides remain sufficiently active to kill pest for several days, weeks or months after application. May reduce the need for retreatment and may also adversely affect non-target species.

Residual pesticide

After application, .......... ............ pesticides rapidly break down into products that are ineffective at controlling pests. In most instances, it is better to use a less persistent pesticide and plan for necessary retreatment.

Non residual pesticides

What is a pre harvest interval

The minimum time that must pass between application and harvest

The amount of pesticide residue that may legally remain in or on a food or food crop when it is harvested is called its

Tolerance

Why would a product be seized and penalties imposed

If residue of an unlabeled pesticides are found and If the level of a labeled pesticide is too high

Not everyone sprays food crops, but everyone. ........

Eats

List the three major types of applications

Spot, brand and broadcast

......... ........... and ......... ........... determine the overlap on a boom sprayer.

Nozzle spacing and boom height

.......... moves liquid and creates pressure needed to spray the pesticide solution

Pump

.......... holds pesticide solution

Tank

.......... portion of solution that is circulated back to the tank. Mixes pesticides to prevent them from settling out to bottom of tank

Agitation

.......... a mesh filters that prevent foreign objects in a sprayer solution from clogging or damaging the equipment.

Strainers

......... Monitors pressure to ensure equipment is operating

Pressure gauge

........... Controls the flow of solution and prevents excess pressure

Pressure and flow control valves

.......... Delivers the spray to target - very important

Nozzles

The .......... of spray applied - flow rate of spray determined by orifice size.

Amount

The .......... of the spray - determined by nozzle pattern and overlap

Uniformity

.......... of the target - influenced by droplet size

Coverage

C

The potential for .......... - influenced by droplet size

Spray drift

Droplet size influence .......... of target and .......... .

Coverage


Spray

.......... provides better coverage, but more likely to drift

Small droplet spectrum

Nozzles produce a range of droplet sizes known as

Droplet size spectrum

What are the two types of pesticide drift

Vapor and particle

V and P

Particle drift is primarily influenced by what three things.

Droplet size, wind speed, and wind direction

Equipment factors that influence drift are. 3 things

Nozzle, boom height, and pressure

Weather factors that influence drift are? 6 things

Wind speed,


wind direction,


shifting wind,


temperature


humidity,


no wind

When should you not spray?

Wind speed is greater than 10 miles per hour.


Wind is blowing towards sensitive areas.


Winds are shifting.


During periods of, calm or during an inversion

Three things to control droplet size spectrum for drift

Nozzles which reduce small drift prone droplet. Reduce application pressure. Uses drift reduction additive to increase droplets size.

What are the three major routes of human pesticide poisoning?

Oral, inhalation, dermal

What factors make up a pesticide hazard

Toxicity X exposure

What are symptoms that are usually associated with pesticide poisoning?

Mild poisoning - fatigue, headache, nausea, dizziness, excessive sweating. Severe poisoning - severe contracted pupils muscles twitching, difficulty breathing, unconsciousness

If poisoning occurs what steps should be taken? 3

Contact Dr, give first aid, take label

Soluble powder



What is its agitation

Initial

Soluble powder



Is it abrasive

Yes

Soluble powder



What are the safety concerns?

Inhaling dust

Wettable powder, water dispersible granule, dry flowable



Forms a what?

Suspension

Wettable powder, water dispersible granule, dry flowable



What is it agitation?

Strong

Soluble powder is it dry or wet formulation

Dry

Wettable powder, water dispersible granule, dry flowable are they wet or dry formulation?

Dry

Wettable powder, water dispersible granule, dry flowable is it abrasive?

Yes

Wettable powder, water dispersible granule, dry flowable safety concerns

Inhaling dust

Granule is it dry or wet formulation

Dry

Granule forms a

As is

Granule agitation is

Not applicable

Granule is it abrasive?

Not applicable

Safety concerns for granule formul?

Feeding by birds

Solution wet or dry formulation?

Wet

Solution forms a?

Solution

Emulsifiable concentrate wet or dry formulation?

Wet

Emulsifiable concentrate forms a

Emulsion

Emulsifiable concentrate agitation is

Slight

Solution agitation is?

Initial

Solution are they abrasive?

No

Emulsifiable concentrate agitation is?

Slight

Emulsifiable concentrate is it abrasive?

No

Emulsifiable concentrate safety concerns

Skin absorption, may degrade PPE and pump parts

Flowable or liquid forms a

Suspension

Flowable or liquid agitation is

Moderate

Flowable or liquid is it abrasive?

Yes

Micro capsulated forms a

Suspension

Micro capsulated is it agitated

Moderate

Are Micro capsulated formulas abrasive?

Yes

What are the safety concerns for Miro capsulated formula

Honeybees me insecticides

Three steps , what should be done with pesticide contaminated clothing and other personal protective equipment.

Throw away any PPE contacted with highly toxic pesticides or pesticides concentrate.



Launder contaminate clothing separately and daily. Handle clothing with gloves.



Wash other PPE after each use with detergent and water, dry, and store separately from pesticides.

3 things, how should pesticides be transported?

Not in a closed vehicle with people. Not with food or feed. Tied down and secured

What two things are needed when loading and cleaning a pesticide sprayer, what precautions should be taken to prevent contamination of the environment?

Maintain an air gap between end of hose and liquid in tank prevent back siphoning. Use a wash pad to contain spill and rinsate

How should empty pesticide containers be prepared for disposal in sanitary landfills or recycling?

Triple rinsing, pressure rinsing, paper bags and cylinders

Spray application rate is the amount of. ......... applied per unit area. Often measured in gallons per acre

Spray solution

Formulation application rate is the amount of ......... applied per unit area

Formulation

The Gallons of spray applied per acre (GPA) is determined by what three things

Nozzle flow rate


ground speed


effective spray width

What is the formula for GPA

GPA = GPM x 5940 / mph x W

What number is the constant to convert gallons per minute miles per hour in inches per gallon per acre

5940

It takes ............... increase in pressure to double the nozzle flow rate, which in turn would double the spray application rate.

4 times

Changing nozzles would be increasing ............ size

Orifice

What is the preferred method for adjusting GPM or GPA

Changing nozzle or the orifice size

What nozzles formula do I need to determine necessary nozzle flow rate GPM

GPM = GPA x MPH x W / 5940

What is the number of square feet in one acre

43560

How many fluid ounces in a gallon

128

How many ounces in a pound

16

How can you tell whether a pest such as we disease rodent or insect pests has caused injury

Scouting for pests and injury symptoms

What are the types of control measures are used in IPM?

Cultural, mechanical, biological, chemical

List four groups of infectious disease organism

Fungi, bacteria, viruses, nematodes

What four factors govern the development and seriousness of infectious plant diseases?

Pathogen, susceptible host, environment, time

What are some examples of a complete life cycle insect

Japanese beetles, honey bee, monarch butterfly, black cutworm, mosquito, ladybug

What are some insects with an incomplete life cycle?

Ethan, grasshopper, leafhopper, stick bug, cockroach, praying mantis

Name three general types of Weeds

Broadleaf, grass, grass like

......... complete their life cycle in one year.

Annuals

........... ........... emerge in the spring or summer and produce seedlings, and produce seed and die in early summer

Summer annuals

............. ............. emerge in the fall over winter as seedlings and produce seed and die In early symmer.

Fall/winter annuals

.............. live for two years before dying.

Bieanuals

.............. live for more than two years.

Perennials