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Different foraging strategies allow two species to co-exist in the same habitat. Different foraging strategies separate the nematodes in space and enable them to infect different hosts. EPNs also occur in patchy distributions, which may limit their interactions and further support coexistence (Kaya and Koppenhofer 1996).
Nematode-trapping fungi are mostly concentrated in the upper part of the soil, in pastures, leaf litter, mangroves and certain shallow aquatic habitats. They employ techniques such as adhesive hyphal strands, adhesive knobs, adhesive nets formed from hyphal threads, loops of hyphae which tighten round any ensnared nematodes and non-constricting ...
Trichodoridae (stubby-root nematodes, trichodorids) is a family of terrestrial root feeding nematodes, being one of two that constitute suborder Triplonchida. [ 3 ] [ 4 ] They are economically important plant parasites and virus vectors.
In terms of feeding strategy, Nacobbus is classified as a false root-knot nematode because it is both migratory endoparasitic and sedentary endoparasitic. [4] It is the only known nematode to do so; all others employ either one strategy or the other. In Nacobbus, each strategy is employed at different stages in the life cycle. [5]
About 90% of nematodes reside in the top 15 cm (6") of soil. Nematodes do not decompose organic matter, but, instead, are parasitic and free-living organisms that feed on living material. Nematodes can effectively regulate bacterial population and community composition—they may eat up to 5,000 bacteria per minute.
In parasitic nematodes, there are two main methods of feeding: direct feeding and indirect feeding. In direct feeding, nematodes switch from their ancestral food source, such as bacteria, to their host vector's tissue. They utilize digestive enzymes for this process, by secreting them into the environment as opposed to internal use. [25]
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Tylenchulus semipenetrans, also known as the citrus nematode or citrus root nematode, is a species of plant pathogenic nematodes and the causal agent of slow decline of citrus. T. semipenetrans is found in most citrus production areas and diverse soil textures worldwide. Their feeding strategy is semi-endoparasitic and has a very narrow host ...