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name of root knot nem.
Meloidogyne
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Name of cyst nem.
Heterodera spp.
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name of a migratory ectoparasite
Pratylenchus
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Aphelenchoides
Foliar nem.
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Ditylenchos
stem bulb nem.
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Meloidogyne
root knot nem.
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opposite of spontaneous generation
germ theory
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opposite of parasites
Free living organism
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opposite of infectious
noninfectious
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three componants of disease triangle
suseptable host, environment, pathogen
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three key words in definition of symptom
host expression of disease
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one word for signs
pathogen (is present)
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with cyst nem. what kind mechanism is used to form their feeding structure
females for syncytia which are formed by the digestion of the cell wall
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with root knot nem. what kind of mechanism is used to form their feeding structure
by creating giant cells through inhibition of cell division
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reversable atate in which nem. 's metabolism nearly stops un der harsh conditions
cryptobiosis
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genus name of cyst nem.
Heterodera
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what crop is used as a non nem. host
corn, nem pop. decreases w/o host plant
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what is a letant peroid
the period between acquisition and transmittable
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4 out of 5 survival methods for parasitic nem.
Cyst, soil, cryptobiotic state, perrenial plants
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what is the difference between a trap crop and a decoy crop
trap crop are planted to germinte witchweed, then plowed over
decoy crop stimulate germination but are not suseptable to witchweed infection
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Host for TMV
Tobacco, tomato, solanceous
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hosts for barley yellow dwarf
barley,oats, wheat, maize rice and grasses
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soybean cyst nem hosts
soybean and other legumes
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Hosts for lesion nem
400 hosts including fruit crops , monocots, peanut and potato
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host of root knot
hundreds of speies including fruit crops, grasses, veg, and weeds
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hosts for broomrapes
brassica, , legumes, solanaceous, sunflower
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host for dodders
alfalfa and cranberry
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host for witchweeds
corn millet rice sorgum and sugarcane
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host for mistletoe
hardwood trees conifers
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