The Acari: Physiological and Ecological Aspects of Acari-host Relationships |
From inside the book
Results 1-3 of 78
Page 209
... increased to 20 ° C , but remained stable with the increase in temperature up to 26 ° C ( Table 1 ) . The threshold of the protonymphal stage was 6.7 ° C , consequently the calculated thermal units needed for this stage amounted to 62.6 ...
... increased to 20 ° C , but remained stable with the increase in temperature up to 26 ° C ( Table 1 ) . The threshold of the protonymphal stage was 6.7 ° C , consequently the calculated thermal units needed for this stage amounted to 62.6 ...
Page 210
... increase of the pest at 18 ° C were also calculated . Net reproduction rate was 80.24 fold whereas , the duration of one generation was 49.29 days . The mite population doubled every 7.7 days . The intrinsic rate of increase ( rm ) was ...
... increase of the pest at 18 ° C were also calculated . Net reproduction rate was 80.24 fold whereas , the duration of one generation was 49.29 days . The mite population doubled every 7.7 days . The intrinsic rate of increase ( rm ) was ...
Page 584
... increase is first observed in the cultivar Wilanowski which is less suitable for spider mites [ Tomczyk 1992 ] . The rapid increase of peroxidase activity in the injured tissue of the cultivar Wilanowski suggests the possibility of ...
... increase is first observed in the cultivar Wilanowski which is less suitable for spider mites [ Tomczyk 1992 ] . The rapid increase of peroxidase activity in the injured tissue of the cultivar Wilanowski suggests the possibility of ...
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 | |
43 other sections not shown
Common terms and phrases
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