The Acari: Physiological and Ecological Aspects of Acari-host Relationships |
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Page 325
... plant . Average prey density : 5 mites and 15 eggs per leaf . Predators : total number per 50 - leaf sample ; prey : average density of mites per leaf Days after infestation Adjacent plants Non - infested Predators Infested Prey Infested ...
... plant . Average prey density : 5 mites and 15 eggs per leaf . Predators : total number per 50 - leaf sample ; prey : average density of mites per leaf Days after infestation Adjacent plants Non - infested Predators Infested Prey Infested ...
Page 326
... plants was infested with predators , leaving on both sides 5 uninfested plants . The plants had on the average 20 leaves ; forming an almost closed canopy . All treatments were replicated 10 times . Leaf samples were collected at 3-4 ...
... plants was infested with predators , leaving on both sides 5 uninfested plants . The plants had on the average 20 leaves ; forming an almost closed canopy . All treatments were replicated 10 times . Leaf samples were collected at 3-4 ...
Page 327
... plant bed . The plants had different numbers of leaves and an average density of T. urticae of approximately 2 mites and 10 eggs per leaf . These plants were left in the field for approximately 48 hours , collected and brought into a ...
... plant bed . The plants had different numbers of leaves and an average density of T. urticae of approximately 2 mites and 10 eggs per leaf . These plants were left in the field for approximately 48 hours , collected and brought into a ...
Contents
Part two Mites in their environment population dynamics | 11 |
G Alberti C Błaszak Further observations on spermatozoa in Gamasid Mites | 15 |
F AthiasBinche Is the initiation of dispersal genetically fixed? The case | 22 |
Copyright | |
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abundant Acari acaricides Acarol Acarology adults Alberti apple Argas beetles behaviour Berlese biological control black currant Boczek bulbs C.L. Koch chelicerae cinnabarinus cultivars density deutonymphs diapause dorsal dune Entomol eriophyid Erythraeidae Erythraeoidea experiment fecundity females Figure genital genus Gerbera glands gnathosoma habitat host humidity infested insect instars investigated Johnstoniana laboratory larvae leaf leaves Leptus litter M-field males Material and methods mating mite population mite species mosm/kg Niedbała number of eggs number of mites observed oribatid Oudemans oviposition pairs Parasitengonae parasitic paraxial margin persimilis pest phoresy phoretic photoperiod phylogenetic phytoseiid Phytoseiulus persimilis pirimiphos-methyl plants Poland Poznań predators present prey prodorsum protonymph putrescentiae pyri reproduction salivary samples sclerite setae Siuda soil specimens sperm spider mite Spiekeroog stages strawberry subfamily suckers Table temperature Tetranychus urticae ticks tritonymph TSSM Typhlodromus Tyrophagus untreated vacuolated Varroa Witte Zool