Results 11 to 20 of about 1,020 (210)

The Intraspecific competition as a driver for true production potential of soybean

open access: yesItalian Journal of Agronomy, 2020
Phenotypic plasticity of agricultural plants is considered to be one of the main means by which plants cope with the variability of environmental factors.
Agnieszka Klimek-Kopyra   +4 more
doaj   +1 more source

Testing the relationship between intraspecific competition and individual specialization across both behavior and diet

open access: yesEcology and Evolution, 2021
Individual specialization within populations is increasingly recognized as important in both ecology and evolution, but researchers working on intraspecific variation in behavior and diet infrequently interact.
Amaryllis K. Adey, Eric R. Larson
doaj   +1 more source

Intraspecific competition and coordination in the evolution of lateralization [PDF]

open access: yesPhilosophical Transactions of the Royal Society B: Biological Sciences, 2008
Recent studies have revealed a variety of left–right asymmetries among vertebrates and invertebrates. In many species, left- and right-lateralized individuals coexist, but in unequal numbers (‘population-level’ lateralization). It has been argued that brain lateralization increases individual efficiency (e.g.
Ghirlanda, Stefano   +2 more
openaire   +4 more sources

Behavioural Indicators of Intra- and Inter-Specific Competition: Sheep Co-Grazing with Guanaco in the Patagonian Steppe

open access: yesAnimals, 2021
In extensive livestock production, high densities may inhibit regulation processes, maintaining high levels of intraspecific competition over time. During competition, individuals typically modify their behaviours, particularly feeding and bite rates ...
Tomás Fernández   +5 more
doaj   +1 more source

Responses of Maize (Zea mays L.) Roots to Nitrogen Heterogeneity and Intraspecific Competition: Evidence from a Pot Experiment Using the ‘Root Splitting’ Approach

open access: yesAgronomy, 2022
A heterogeneous distribution of nutrients in the soil and the root interactions of crops coexist in agroecosystems. A ‘root splitting’ approach, i.e., splitting the root system into different nutrient compartments, was used to study nutrient ...
Shiyong Zhou   +5 more
doaj   +1 more source

Intraspecific interference retards growth and development of cane toad tadpoles, but those effects disappear by the time of metamorphosis

open access: yesRoyal Society Open Science, 2023
Competition among larval anurans can occur via interference as well as via a reduction in per-capita food supply. Previous research on intraspecific interference competition in cane toad (Rhinella marina) tadpoles found conflicting results, with one ...
M. R. Crossland, R. Shine
doaj   +1 more source

Extrinsic Inter- and Intraspecific Competition in Parasitoid Wasps

open access: yesAnnual Review of Entomology, 2022
The diverse ecology of parasitoids is shaped by extrinsic competition, i.e., exploitative or interference competition among adult females and males for hosts and mates. Adult females use an array of morphological, chemical, and behavioral mechanisms to engage in competition that may be either intra- or interspecific.
Ode, Paul J.   +2 more
openaire   +2 more sources

Uric acid metabolism modulates diet-dependent responses to intraspecific competition in Drosophila larvae

open access: yesiScience, 2022
Summary: Intraspecific competition drives ecological specialization, and niche expansion. In holometabolous insects, larval intraspecific competition (“crowding”) has lasting fitness consequences for individuals and shapes adaptive responses.
Juliano Morimoto
doaj   +1 more source

Mathematical Model of Iteroparous and Semelparous Species Interaction

open access: yesCauchy: Jurnal Matematika Murni dan Aplikasi, 2022
A species can be categorized based on its reproductive strategy, including semelparous and iteroparous. Semelparous species is a species that reproduces only once in its lifetime shortly before dying, while iteroparous species is a species that ...
Arjun Hasibuan   +2 more
doaj   +1 more source

Cricotopus lebetis Intraspecific Competition and Damage to Hydrilla [PDF]

open access: yesFlorida Entomologist, 2020
Cricotopus lebetis Sublette (Diptera: Chironomidae) is an aquatic insect adventive in Florida. Evidence from previous studies suggest the insect may have value as an augmentative biological control agent for hydrilla, Hydrilla verticillata (L.f.) Royle (Hydrocharitaceae), but there are gaps in knowledge of the biology and life history traits.
Baniszewski, Julie   +4 more
openaire   +1 more source

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