Claim · model-written summary
The closest relatives were H. oryzicola, H. fengi, H. elachista, H. oryzae, and H. guangdongensis.
- Taxon
- rice
Oryza sativae1 - Interactor
- H. luodingensis n. sp.Heterodera luodingensise2pathogen
- Outcome
- most closely related to H. oryzicola, H. fengi, H. elachista, H. oryzae, and H. guangdongensise0
Not reportedMaterialGeneCompoundOrgan / stageSecond interactorSecond interactor roleTreatmentComparatorSettingDirectionValueQualifier
Organisms pictured · Representative pictures of the matched species, not figures from the paper.
Verbatim
e0“It is most closely related to H. oryzicola, H. fengi, H. elachista, H. oryzae, and H. guangdongensis”
e1“collected from rice roots in Luoding County”
e2“H. luodingensis n. sp. is characterized by its lemon-shaped cyst”
Title
A New Cyst Nematode Heterodera luodingensis n. sp. (Nematoda: Heteroderinae) from Rice in China
Yanhua Wen; Fuxiang Liu; Haoyang Zhen; et al. Plant Disease 2024. doi:10.1094/pdis-07-24-1565-re
Other claims from this paper (12)
- Observation Morphological and molecular analyses distinguished the population from described cyst nematodes.
- Observation The nematode was described as Heterodera luodingensis and placed in the Cyperi group.
- Observation The cyst had a lemon shape and ambifenestrate cone with abundant bullae.
- Observation The vulval slit measured 31.3 μm, range 24.4 to 38.7 μm.
- Observation Second stage juveniles had dumbbell shaped labials, three lip annules, and three lateral field incisures.
- Observation The J2 stylet length was 18.7 μm, range 16.9 to 19.8 μm.
- Observation The tail length was 54.9 μm, range 43.9 to 64.3 μm.
- Observation The hyaline region comprised 40.3 to 52.5% of the tail.
- Observation Phylogeny separated the species from other cyst nematodes.
- Observation Morphological characters distinguished the new species from its close relatives.
- Method / resource PCR RFLP of rDNA ITS distinguished the species from six other cyst nematodes.
- Observation A greenhouse test showed that H. luodingensis completed its life cycle on rice.