Pesticides and herbicides etc.

Three

"Caution" on the label of a pesticide indicates a class _____ toxicity level

Pest

... Some of the most significant developments in landscape management have been in the area of ____ control.

Danger, poison

A _1__ and __2__ label on the pesticide indicates is has a class kne toxicity rating

Weed

A ___ is defined as any undesirable plant

Restricted use

A _____ ___ label on the pesticide indicates only a licensed professional is legally allowed to apply it

Warning

A _____ label on the pesticide container means the pesticide has a class two toxicity rating

Identifying and monitoring

Accurately ___1__and __2___ pests removes the chance that pesticides will be used when and where they aren't need

Mollucides

Affect snails

Population

Although weeds will be present in most landscapes, they mainly harm plants when their ______ gets out of control

Applicator, label instructions

An ___1___ must read, understand and follow _____2___ to safely and properly use herbicdes

Integrated pest management

An effective and useful and safe to the environment approach to pest management and relies on common sense practices

Pests

An effective landscape manager must have a working knowledge of plant materials and their potential _____

Pest

Any lifeform that competes for resources or can be dangerous to another's health

Pesticides

Any substance thst reduces eliminates or stops pests

Illegal

Any use of a pesticide outside of the specific label instructions is ____

Hornworms

Aphids and these are major problems in gardens and crops bc they damage the leaves and stunt the ability to process energy

Herbicides

Are synthetic chemicals that kill plants or inhibit plant growth

45

By damaging our crops, pests destroy around ___% of our nations agricultural production every year

Plant medicines

Compounds used to cure or correct sick plants another word for pesticides

Chemical pesticides

Considered to be the traditional pesricidss

Leaves

Foliar contact herbicides only affect the _____ of pants which it comes in contact with

Pesticides

Harmful insects are killed or controlled by these chemicals

Properly

Herbicides can be safe for people, the environment and planrs, if used _____

Pre-plant

Herbicides that are applied before the landscapes are installed

Mankind, potato blight

History has shown that pests not only affect the world but also ____ iteslf. The most notable example is the _____

Insecticides

Intended to eliminate or repel insects

Illegal

It is _____ to use a herbicide on sites not listed on the label or to apply them contrary to label instructions

Label

It is very important to read this before using

Organophosphate

Malathion is classified as an _____

Granules. Water dispersable powders

Most herbicides are formulated into __1__, liquids or ___2____ ( 3 words)

Nervous

Most insecticides affect the ____ system of insects

Germinating

Mulching is the application of a layer of mulch on tbe ground surface to help keep weed seed from ____ beneath it.

Fungicides

Plant diseases are controlled by this

Carbamate

Sevin is classified as a _______

Fabric

Sheets of phosphorus ___ can be placed beneath the soil or mulch surface to prevent weeds from growing through

Bees

Some pests, such as these, are necessary

Evenly

Spray adjuvants help to ensure pesticides will be applied _____

Active

The ____ ingredient of an herbicide is the chemical that actually kills the weed

Toxicity

The _____ of a chemical refers to its ability to kill

Fungal diseases

The best way to kill these is by using dust or sprays

Hypocotyl

The developing shoot from the seed which will later become the plant

Applicator, environment, landscape

The hazards associated with pesticide use are harm to the ___1__, contamination of the ____2____, and harm to people on or near the ___3___ of application.

Radicle

The initial root from a seed that supplies water and nutrient to the plant

Table salt and chlorine

The most common pesticide used today

Mixing

The most dangerous pojnt in the handling of pesticides is during _____

Action threshold

The point or level at which pest populations or environmental conditions indicate that pest control action must be taken

Organophosphates, carbamates

The two most common chemical classes of pesticides are ___1___ and ___2__

World war 11

The use of mainstream pesticides became popular after thjs

Pre emergent herbicides

These are applied after planting or installation of a landscape to kill weed seeds before they reach germination

Nematodes

These are in fact a parasite because they feed off of another lifeform to gain nutrition and stuff

Translocated herbicides

These are sprayed on tbe weed, but only affect the root of the seed at which time it dies

Post emergent

These herbicides ad s those applied to existing weeds

Selective

These herbicides affect only certain types of plants and do not damage others

Foliar contact

These herbicides are used for the control or killing of annual weeds

Non-selective

These herbicides kill all types of vegitation

Disinfectant

These kill microorganisms present in the shortest time with no damage to contaminated substance

Biennial

These live longer than a year, but never more than two years

Annual

These weeds complete their life cycle within a year

1840, 1.5

This plant disease destroyed the crops of Ireland and Europe in the _1__. Not only resulted in famine, but also the immigration of __2_ million people to the us

Biorational pesticides

Thought to be environmentally friendly bc they have little effect on non target stuff

Weeds, insects

Three types of landscape pests are __1__, diseases, and __2__

Perennial weeds

Translocated herbicides are used primarily for the control of these

Herbicides

Weeds are killed or controlled by chemicals known as ______

Insects

Weeds can harbor damaging _____ and disease organisms which can harm desirable plants

Water, nutrition

Weeds compete with desirable plants for __1_, light and __2___

4 step

When practice IPM, they use a ____program

Cultural

___ control a such as mulches, Crip rotwtion, tie of planting, plant arrangenent, and proper irrigation

Safety, pesticides

___1___ precautions and procedures should always be followed regardless of the type of __2__ being used

Mechanical, herbicides

___1___ weed control is the use of lawn tools, cultivation or __2__ pulling in an attempt to control weed populations

Foliar

_____ nematodes eat through the leaves on plants, hindering the metabolic abilities