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100
The infectious form of a pathogen of a pathogen is termed
What is inoculum.
100
control that sets a barrier between the host plant and the pests to which they are susceptible
What is Protection
100
List the three levels of pest control:
What is 1. Partial Control 2. Absolute Control 3. Profitable Control
100
an attempt to change a plant’s morphology and/or genotype so it will suffer less from disease or insects
What is Resistance
100
includes all measures designed to keep a pest from becoming established in an area
What is Exclusion
200
kill all green plants.
What is Nonselective herbicides
200
kill some kinds of plants and not others.
What is Selective herbicides
200
seeks to remove or eliminate pests that are already in, on, or near plants in infested areas
What is Eradication
200
are chemical additives that improve the performance of the pesticide with which they are combined.
What is Adjuvants
200
What is the point at which the injury to the host plants or number of pests present is unacceptable?
What is Action Threshold
300
are seedlings that retain their undisturbed root system within a core of media.
What is Plugs
300
is an attempt to return some of the natural inhibitors of insect, pathogen, and weed injury to the production of desired crops, including ornamentals.
What is Biological control
300
What steps are involved in IPM implementation?
What is 1. Determine the Action Threshold 2. Measure the Pest Presence 3. Select and Initiating the Proper Control Method
300
occurs when inbred plant species are crossed and the hybrid generation may have qualities superior to those of either parent.
What is Hybrid vigor
300
What is IPM?
What is Integrated Pest Management is a multifaceted approach to pest control
400
List five methods of layering.
What is 1. simple layering 2. tip layering 3. mound layering 4. air layering 5. serpentine layering
400
will flower only after exposure to day lengths less than a critical amount.
What is Short-day plants
400
List four methods of budding.
What is 1. T-budding 2. Patch-budding 3. I-budding 4. Chip budding
400
The effect of varying periods or durations of light exposure on plant growth and development is called
What is photoperiodism.
400
means the gradual adaptation of plants to environmental conditions more stressful than their present ones.
What is Hardening-off
500
What is the difference between juvenility and maturity in plants?
What is During juvenility, a plant cannot flower. Maturity is the state of growth during which the plant becomes capable of flowering.
500
is the movement of organic materials from one part of the plant to another part.
What is Translocation
500
only flower only when day length exposure exceeds a critical amount.
What is Long-day plants
500
The process that permits living cells to obtain energy form organic material is known as
What is respiration.
500
Plant growth movement in response to light is called
What is phototropism.