Term
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Definition
-Very anthropocentric concept -Organism that affects our health, food, fiber or quality of life -May only be a certain stage |
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Term
how many living things are pests? |
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Definition
the vast majority are not |
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Term
pest management prior to the 1900's |
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Definition
Tolerance, cultural practices (hand picking, burning, etc.), limited biological control |
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Term
how pest management changed in the early 1900's |
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Definition
the introduction of inorganic insecticides (e.g., lead arsenate, sulfurs) |
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Term
how pest management changed between the 1940's and 1960's |
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Definition
Emergence of synthetic organic insecticides (e.g., cyclodienes, DDT, organophosphates) to the point where other methods were almost excluded |
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Term
the effect of the pesticides that became popular and when their effects became apparent |
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Definition
-Environmental disruptions and damaging biomagnification related to insecticide use -serious negative effects on wildlife -pest resistance appears -Secondary pests
1950s and 1960s |
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Term
some examples of how resistance to pesticides developed in response to pesticides |
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Definition
-1914: San Jose scale resistant to lime sulfur -1946: House fly in Sweden resistant to DDT. -1997: >500 arthropods resistant to 1 or more insecticide class (35% are flies). |
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Term
the effect of resistance to pesticides |
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Definition
-rendered various pesticides useless in some cropping systems -put pressure on industry and growers to develop novel pest management tools |
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Term
the initial focus of IPM when it was first enumerated in 1959 |
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Definition
-plant resistance -biological control -pesticides -use of thresholds |
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Term
this tool was developed to determine when pesticide treatments were necessary |
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Definition
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Term
in 1961, the term "pest management" was coined for this reason |
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Definition
to shift thinking from control to management within thresholds |
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Term
when IPM was officially recognized and by whom |
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Definition
1972 my the Nixon administration |
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Term
some management methods that can be used in IPM |
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Definition
-Pesticides -Biological Control -Pheromones -Genetic Manipulation -Plant Resistance -Cultural Practices |
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Term
the foundation elements of IPM |
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Definition
-“Natural Mortality” in Agroecosystem -Economic Thresholds -Sampling |
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Term
the IPM management methods that are chiefly specific to arthropods |
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Definition
-pheremones -genetic control |
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Term
the foundation of IPM is made up of... |
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Definition
sampling procedures, or being aware of what pests are present, in what number, and then having economic thresholds to relate the pest presence to potential economic losses, and develop a management plan |
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Term
How we sample is affected by... |
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Definition
the biology of the pest and the type of damage it causes. |
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Term
some types of sampling in IPM |
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Definition
-Absolute Estimates -Relative Estimates -Population Indices |
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Term
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Definition
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Term
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Definition
Number captured in traps or observed per unit time |
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Term
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Definition
Evaluation of pest-induced injury |
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Term
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Definition
-Regular -Key/severe -Sporadic/Occasional -Minor -Direct -Indirect |
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Term
why the type of pest is important |
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Definition
because it helps in developing sampling approaches |
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Term
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Definition
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Term
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Definition
Consistent, significant damage |
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Term
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Definition
Relatively common, limited damage |
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Term
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Definition
Attacks economic portion of crop (e.g., fruit) |
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Term
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Definition
Attacks non-economic portion of crop (e.g., leaves of many crops) |
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Term
some ways to sample using direct counts |
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Definition
Visual, suction, sweep, shake |
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Term
some ways to sample using trap capture |
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Definition
Pheromone, bait, visual, suction, emergence |
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Term
some ways to sample using population indicies |
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Definition
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Term
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Definition
point at which action should be taken to prevent economic loss |
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Term
Economic injury level (EIL) |
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Definition
point at which economic injury begins |
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Term
once the economic threshold (ET) is exceeded,... |
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Definition
the benefits of action outweigh the costs |
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Term
once the economic injury level (EIL) is exceeded,... |
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Definition
the costs of action and losses will outweigh the benefits of acting |
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Term
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Definition
integrate and optimize multiple tactics into an effective strategy that achieves economic, environmental, and social goals |
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Term
some details about pesticides |
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Definition
-Materials designed to kill pests -Most are regulated by EPA -Efficacy and environmental risks vary among and within classes -Generally used in response to pests, but some are prophylactic |
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Term
some pesticides that aren't regulated by the EPA |
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Definition
-oils -soaps -diatomaceous earth |
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Term
how pesticides are grouped |
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Definition
Pesticides are grouped into classes, based on chemical structure and/or general modes of action or target sites |
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Term
how most pesticides are used |
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Definition
therapeutically, in response to pest infestations |
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Term
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Definition
used before pests arrive, such as flea treatments |
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Term
some details about pheremones in IPM |
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Definition
-Exclusive to Arthropods -Used to attract pests and monitor their activity in the landscape -Usually used to monitor rather than make decisions, but some thresholds are based on trap results |
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Term
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Definition
chemicals produced by organisms to communicate with other members of the same species |
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Term
The two types of pheremones most often used in IPM |
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Definition
-sex pheromones -aggregation pheromones |
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Term
how traps can be helpful in IPM |
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Definition
by providing insights into the population trends of the pests |
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Term
genetic manipulation in IPM |
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Definition
utilizes genetic methods to suppress pest populations, typically rendering pests sterile through mating with irradiated mates released into the environment at high numbers |
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Term
when genetic manipulation is used in IPM |
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Definition
in special cases, typically with pests that are spread over restricted areas, with limited immigration and emigration |
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Term
when genetic manipulation works best in IPM |
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Definition
works best for pests that only mate once |
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Term
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Definition
Use of heritable physical or chemical properties of the crop to discourage pest colonization, growth, and/or survival relative to a related, more susceptible crop germplasm |
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Term
some details about using plant resistance in IPM |
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Definition
-Extremely important and typically economical -Prophylactic management -Developed using conventional or molecular methods |
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Term
why plant resistance is economical |
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Definition
it reduces labor and material costs associated with pest management of the target pest |
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Term
disadvantages of plant resistance in IPM |
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Definition
must be planned in advance of the crop going out into the environment |
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Term
cultural practices in IPM |
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Definition
-Modifications of the cropping system or practices that discourage pest colonization or build up -Examples are planting date, sanitation, reduced tillage, and use of cover crops |
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Term
how reduced tillage can be helpful in IPM |
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Definition
it minimizes soil erosion, but also has a strong tendency to reduce pressure from insect pests |
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Term
how cover crops and border planting can be beneficial in IPM |
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Definition
Cover crops and border plantings can help encourage beneficial insect populations to build up |
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Term
what this Biological Control class will focus on |
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Definition
the importance of natural mortality in pest management, as well as the active use of biological control agents as components of IPM strategies |
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Term
the IPM interactions that will be discussed in this class |
|
Definition
the interactions of biological control with pesticides, plant resistance, and cultural practices |
|
|
Term
|
Definition
point at which action should be taken to prevent economic loss |
|
|
Term
Economic injury level (EIL) |
|
Definition
point at which economic injury begins |
|
|
Term
once the economic threshold (ET) is exceeded,... |
|
Definition
the benefits of action outweigh the costs |
|
|
Term
once the economic injury level (EIL) is exceeded,... |
|
Definition
the costs of action and losses will outweigh the benefits of acting |
|
|
Term
|
Definition
integrate and optimize multiple tactics into an effective strategy that achieves economic, environmental, and social goals |
|
|
Term
some details about pesticides |
|
Definition
-Materials designed to kill pests -Most are regulated by EPA -Efficacy and environmental risks vary among and within classes -Generally used in response to pests, but some are prophylactic |
|
|
Term
some pesticides that aren't regulated by the EPA |
|
Definition
-oils -soaps -diatomaceous earth |
|
|
Term
how pesticides are grouped |
|
Definition
Pesticides are grouped into classes, based on chemical structure and/or general modes of action or target sites |
|
|
Term
how most pesticides are used |
|
Definition
therapeutically, in response to pest infestations |
|
|
Term
|
Definition
used before pests arrive, such as flea treatments |
|
|
Term
some details about pheremones in IPM |
|
Definition
-Exclusive to Arthropods -Used to attract pests and monitor their activity in the landscape -Usually used to monitor rather than make decisions, but some thresholds are based on trap results |
|
|
Term
|
Definition
chemicals produced by organisms to communicate with other members of the same species |
|
|
Term
The two types of pheremones most often used in IPM |
|
Definition
-sex pheromones -aggregation pheromones |
|
|
Term
how traps can be helpful in IPM |
|
Definition
by providing insights into the population trends of the pests |
|
|
Term
genetic manipulation in IPM |
|
Definition
utilizes genetic methods to suppress pest populations, typically rendering pests sterile through mating with irradiated mates released into the environment at high numbers |
|
|
Term
when genetic manipulation is used in IPM |
|
Definition
in special cases, typically with pests that are spread over restricted areas, with limited immigration and emigration |
|
|
Term
when genetic manipulation works best in IPM |
|
Definition
works best for pests that only mate once |
|
|
Term
|
Definition
Use of heritable physical or chemical properties of the crop to discourage pest colonization, growth, and/or survival relative to a related, more susceptible crop germplasm |
|
|
Term
some details about using plant resistance in IPM |
|
Definition
-Extremely important and typically economical -Prophylactic management -Developed using conventional or molecular methods |
|
|
Term
why plant resistance is economical |
|
Definition
it reduces labor and material costs associated with pest management of the target pest |
|
|
Term
disadvantages of plant resistance in IPM |
|
Definition
must be planned in advance of the crop going out into the environment |
|
|
Term
cultural practices in IPM |
|
Definition
-Modifications of the cropping system or practices that discourage pest colonization or build up -Examples are planting date, sanitation, reduced tillage, and use of cover crops |
|
|
Term
how reduced tillage can be helpful in IPM |
|
Definition
it minimizes soil erosion, but also has a strong tendency to reduce pressure from insect pests |
|
|
Term
how cover crops and border planting can be beneficial in IPM |
|
Definition
Cover crops and border plantings can help encourage beneficial insect populations to build up |
|
|
Term
what this Biological Control class will focus on |
|
Definition
the importance of natural mortality in pest management, as well as the active use of biological control agents as components of IPM strategies |
|
|
Term
the IPM interactions that will be discussed in this class |
|
Definition
the interactions of biological control with pesticides, plant resistance, and cultural practices |
|
|