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CDFA IPM Exam (Revised)
CDFA IPM Exam (Revised)
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CDFA IPM Exam (Revised)2,4-D is used to control? - CORRECT ANSWER-annual broadleaf weeds in
crops
Spry Oil Properties - CORRECT ANSWER-High Viscosity in Summer with high
heat: Less Phytotoxic
Low Viscosity in Winter with low heat: Heavier Oil
What is 2-4D amine? - CORRECT ANSWER-Salt
What are IGR? - CORRECT ANSWER-Insect Growth Regulators, Mimic natural
hormones and interfere with growth
Herbicides adsorbs/binds to which kind of soil? - CORRECT ANSWER-Soil with
high organic/clay content and Low pH, high temperature
Year of earliest bio control? - CORRECT ANSWER-1200AD
Biological control became popular in 1962 with release of which book? -
CORRECT ANSWER-Silent spring
Which years during WWI was pesticide research done? - CORRECT
ANSWER-1939-1945
What is Direct and Indirect damage in plants? - CORRECT ANSWER-Direct
damage: Feed on part of crop we use
Indirect damage: Feed on part of plant we do not use
How is Tristeza on citrus avoided? - CORRECT ANSWER-Use tristeza free
material
American Fourbrood (AFB) is caused by what? - CORRECT ANSWER-Spore
forming Paenibacillus larvae ssp. / most most widespread and destructive of
brood diseases
Africanized honey bees are considered what? - CORRECT ANSWER-Agressive
, The alfalfa butterfly parasite attack: ( early instars, later instars or eggs) -
CORRECT ANSWER-Early instars
Alligator Wee, Rating - CORRECT ANSWER-A
Anticoagulant baits are used because why? - CORRECT ANSWER-The don't
develop resistance in animals
Where are anticoagulants placed for mice and rats? - CORRECT
ANSWER-Placed in bait boxes ( not scattered)
How are Ants a problem? - CORRECT ANSWER-Eat tender new growth,
nuisance ALL THE ABOVE
Which are considered Pests of bee hives? - CORRECT ANSWER-Verroa and
Tracheal mites, raccoons, small hive beetle, ants, bears, skunks and mice
An appeal by a beekeepers is to What? - CORRECT ANSWER-Take sample with
inspector jointly and send a written appeal to CDFA secretary
Arrhentoky - CORRECT ANSWER-Form of parthenogenesis where unfertilized
eggs develop into males
Ash and other trees are affected by what during cool springs? - CORRECT
ANSWER-Anthracnose
Augmentative control is defined as? - CORRECT ANSWER-Supplementing the
numbers of naturally occurring beneficial populations with mass-reared insects
Inoculative control (Augmentative) - CORRECT ANSWER-Release of beneficial
is made on the crop ONCE during season. Control is ensured for rest of season
by their offsprings.
Inundative control (Augmentative) - CORRECT ANSWER-Releases are planned
when pests are only controlled by released beneficials themselves. More
frequent releases are necessary.
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