Claim · model-written summary
Stylet length of females and vulva position, as percent of body length, are valuable characters.
- Taxon
- Citrus aurantium
Citrus ×aurantiume0 - Interactor
- Radopholus similis
Radopholus similise0pathogen - Outcome
- Stachel-lange der Weibchen und Lage der Vulvae1
- Qualifier
- ausgedruckt in Prozenten zur Gesamtkorperlangee1
Not reportedMaterialGeneCompoundOrgan / stageSecond interactorSecond interactor roleTreatmentComparatorSettingDirectionValue
Organisms pictured · Representative pictures of the matched species, not figures from the paper.
Verbatim
e0“Setzlingen von sauren Apfelsinen (Citrus aurantium L.) mit je einem einzelnen weiblichen Radopholus similis zu infizieren”
e1“Stachel-lange der Weibchen und Lage der Vulva, ausgedruckt in Prozenten zur Gesamtkorperlange, sind wertvolle Merkmale”
Title
Studies On the Biology of Radopholus Similis (Cobb, 1893) Thorne, 1949
L.G. Van Weerdt Nematologica 1960. doi:10.1163/187529260x00244
Other claims from this paper (16)
- Observation Inoculation of citrus seedlings with single female Radopholus similis succeeded in 3 of 40 trials.
- Observation Three months after citrus inoculation, 6, 6 and 5 female nematodes were recovered.
- Observation Maize inoculated with single female R. similis succeeded in 10 of 22 trials.
- Observation Two months after inoculation, up to 477 R. similis were recovered on one maize plant.
- Observation Maize inoculated with single female R. similis from banana roots succeeded in 7 of 10 trials.
- Observation Two months after inoculation, maize plants carried 2 to 187 nematodes.
- Observation No significant differences were found between nematode progeny from banana and from citrus.
- Observation Progeny of individual female R. similis vary greatly.
- Observation Total body length, body width and anal width of R. similis are very variable.
- Observation Ratios a, b and c of R. similis are variable, but to a lesser degree than body length, body width and anal width.
- Observation Females of one progeny varied in head size, head ring number and excretory pore position.
- Observation Females of one progeny varied in vulval lip protrusion, gonad form and size, and tail shape.
- Observation Males differed greatly in head form and size, head ring number and stylet development.
- Observation Males differed greatly in excretory pore position and tail shape.
- Observation Spicula and gubernaculum of males were fairly constant in form and size.
- Observation In one female progeny, a male appeared that resembled a fourth-stage larva.