The Acari: Physiological and Ecological Aspects of Acari-host Relationships |
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Page 40
... black currants ( Ribes nigrum ) by the black currant gall mite - Cecidophyopsis ribis ( Westwood ) it is one of the best known eriophyid pests . Also red and gold currants suffer often from bud damages but there are only a few ...
... black currants ( Ribes nigrum ) by the black currant gall mite - Cecidophyopsis ribis ( Westwood ) it is one of the best known eriophyid pests . Also red and gold currants suffer often from bud damages but there are only a few ...
Page 318
... currant Red currant N = 28 ; 59 % N = 20 ; 65 % Freq . Abund . Freq . Abund . Freq . Abund . Freq . Abund . —— 0 ... Black currant , sprayed ( 7 ) 0.01 0-0.04 0.6 0-2.0 Black currant , unspr . ( 14 ) 0.06 0-0.55 0.07 0-0.7 Red currant ...
... currant Red currant N = 28 ; 59 % N = 20 ; 65 % Freq . Abund . Freq . Abund . Freq . Abund . Freq . Abund . —— 0 ... Black currant , sprayed ( 7 ) 0.01 0-0.04 0.6 0-2.0 Black currant , unspr . ( 14 ) 0.06 0-0.55 0.07 0-0.7 Red currant ...
Page 505
... black currant cultivars D. Gajek Department of Plant Protection , Research Institute of Pomology and Floriculture , 96-100 Skierniewice , Poland Several black currant cultivars were surveyed in 1991–92 on a mixed collection planting at ...
... black currant cultivars D. Gajek Department of Plant Protection , Research Institute of Pomology and Floriculture , 96-100 Skierniewice , Poland Several black currant cultivars were surveyed in 1991–92 on a mixed collection planting at ...
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