Meloidogyne
E396237
Meloidogyne is a genus of plant-parasitic root-knot nematodes that cause characteristic galls on roots and significant crop damage worldwide.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Meloidogyne canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T3872185 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Meloidogyne Context triple: [Meloidogyne incognita, genus, Meloidogyne]
-
A.
Meloidogyne incognita
Meloidogyne incognita is a highly destructive root-knot nematode species that parasitizes a wide range of crops, causing characteristic root galls and significant agricultural yield losses worldwide.
-
B.
Heterodera glycines
Heterodera glycines is a plant-parasitic nematode known as the soybean cyst nematode, a major agricultural pest that significantly reduces soybean yields worldwide.
-
C.
Phytophthora
Phytophthora is a genus of plant-pathogenic oomycetes known for causing devastating diseases such as late blight in potatoes and tomatoes.
-
D.
Reissekia
Reissekia is a small genus of flowering plants in the buckthorn family Rhamnaceae, native to parts of South America.
-
E.
Boehmeriopsis
Boehmeriopsis is a small genus of flowering plants in the hemp family Cannabaceae, native to parts of Asia and known for its herbaceous species.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Meloidogyne Target entity description: Meloidogyne is a genus of plant-parasitic root-knot nematodes that cause characteristic galls on roots and significant crop damage worldwide.
-
A.
Meloidogyne incognita
Meloidogyne incognita is a highly destructive root-knot nematode species that parasitizes a wide range of crops, causing characteristic root galls and significant agricultural yield losses worldwide.
-
B.
Heterodera glycines
Heterodera glycines is a plant-parasitic nematode known as the soybean cyst nematode, a major agricultural pest that significantly reduces soybean yields worldwide.
-
C.
Phytophthora
Phytophthora is a genus of plant-pathogenic oomycetes known for causing devastating diseases such as late blight in potatoes and tomatoes.
-
D.
Reissekia
Reissekia is a small genus of flowering plants in the buckthorn family Rhamnaceae, native to parts of South America.
-
E.
Boehmeriopsis
Boehmeriopsis is a small genus of flowering plants in the hemp family Cannabaceae, native to parts of Asia and known for its herbaceous species.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
genus
ⓘ
plant-parasitic nematode ⓘ root-knot nematode ⓘ |
| causes |
reduced crop yield
ⓘ
root deformities ⓘ root galls ⓘ root knots ⓘ stunting of plants ⓘ wilting of plants ⓘ |
| class | Secernentea ⓘ |
| commonName | root-knot nematodes ⓘ |
| controlMethod |
biological control agents
ⓘ
crop rotation ⓘ nematicides ⓘ resistant cultivars ⓘ soil solarization ⓘ |
| distribution | worldwide ⓘ |
| family | Meloidogynidae ⓘ |
| feedingSite | plant roots ⓘ |
| firstDescribedBy | Johann Gottlieb Kugelann (as a nematode group, later formalized) ⓘ |
| hostRange |
broad host range
ⓘ
field crops ⓘ fruit crops ⓘ ornamental plants ⓘ vegetable crops ⓘ |
| impact |
economic crop losses
ⓘ
major agricultural pest ⓘ |
| kingdom | Animalia ⓘ |
| lifecycleStage |
adult female
ⓘ
egg ⓘ second-stage juvenile ⓘ |
| notableSpecies |
Meloidogyne arenaria
ⓘ
Meloidogyne hapla ⓘ Meloidogyne incognita ⓘ Meloidogyne javanica ⓘ |
| order | Tylenchida ⓘ |
| parasiticOn |
crop plants
ⓘ
plants ⓘ |
| parentTaxon | Meloidogynidae ⓘ |
| phylum | Nematoda ⓘ |
| reproduction | often parthenogenetic ⓘ |
| symptomOnHost |
chlorosis of leaves
ⓘ
galling of roots ⓘ poor plant growth ⓘ |
| taxonRank | genus ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Meloidogyne Description of subject: Meloidogyne is a genus of plant-parasitic root-knot nematodes that cause characteristic galls on roots and significant crop damage worldwide.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.